F02M1/00	7	Carburettors with means for facilitating engine&apos;s starting or its idling below operational temperatures	F02M1/00	F02M1/00		7476
F02M1/005	8	{Remote display or control for displaying the operational situation of the starter}	F02M1/00	F02M1/00		24
F02M1/02	8	the means to facilitate starting or idling being chokes for enriching fuel-air mixture (automatic chokes F02M1/08)	F02M1/02	F02M1/02		585
F02M1/04	8	the means to facilitate starting or idling being auxiliary carburetting apparatus able to be put into, and out of, operation, e.g. having automatically-operated disc valves	F02M1/04	F02M1/04		256
F02M1/043	9	{Auxiliary carburetting apparatus controlled by rotary sliding valves}	F02M1/04	F02M1/04		211
F02M1/046	9	{Auxiliary carburetting apparatus controlled by piston valves}	F02M1/04	F02M1/04		292
F02M1/06	9	having axially-movable valves, e.g. piston-shaped	F02M1/06	F02M1/06		13
F02M1/08	8	the means to facilitate starting or idling becoming operative or inoperative automatically (in connection with auxiliary carburetting apparatus F02M1/04)	F02M1/08	F02M1/08		135
F02M1/10	9	dependent on engine temperature, e.g. having thermostat	F02M1/10	F02M1/10		952
F02M1/12	10	with means for electrically heating thermostat	F02M1/12	F02M1/12		131
F02M1/14	9	dependent on pressure in combustion-air- or fuel-air-mixture intake (dependent on both pressure in combustion-air or fuel-air-mixture intake and engine temperature F02M1/10)	F02M1/14	F02M1/14		170
F02M1/16	8	Other means for enriching fuel-air mixture during starting; Priming cups; using different fuels for starting and normal operation	F02M1/16	F02M1/16		980
F02M1/165	9	{Vaporizing light fractions from the fuel and condensing them for use during starting}	F02M1/16	F02M1/16		83
F02M1/18	9	Enriching fuel-air mixture by depressing float to flood carburettor	F02M1/18	F02M1/18		44
F02M1/185	10	{Enriching the fuel-air mixture by altering the float chamber level by external means, e.g. by opening the input valve}	F02M1/18	F02M1/18		15
F02M3/00	7	Idling devices for carburettors (with means for facilitating engine&apos;s idling below operational temperatures F02M1/00)	F02M3/00	F02M3/00		43
F02M3/005	8	{Idling fuel enrichment with motor driven instead of driving; Switching the fuel supply from the main to idling jet system}	F02M3/00	F02M3/00		38
F02M3/02	8	Preventing flow of idling fuel	F02M3/02	F02M3/02		92
F02M3/04	9	under conditions where engine is driven instead of driving, e.g. driven by vehicle running down hill	F02M3/04	F02M3/04		96
F02M3/041	10	{Removal of the fuel from the main jet system, e.g. by means of a pump}	F02M3/04	F02M3/04		8
F02M3/042	10	{Fuel cut-off by altering the pressure in the float chamber; Arrangement of pneumatic accumulators for pressure equalization}	F02M3/04	F02M3/04		21
F02M3/043	10	{Devices as described in F02M3/005, F02M3/041, F02M3/042, F02M3/045, F02M3/05 and F02M3/055 and also equipped with additional air}	F02M3/04	F02M3/04		82
F02M3/045	10	Control of valves situated in the idling nozzle system, or the passage system, by electrical means or by a combination of electrical means with fluidic or mechanical means	F02M3/045	F02M3/045		247
F02M3/05	10	Pneumatic or mechanical control, e.g. with speed regulation	F02M3/05	F02M3/05		124
F02M3/055	10	Fuel flow cut-off by introducing air, e.g. brake air, into the idling fuel system	F02M3/055	F02M3/055		41
F02M3/06	8	Increasing idling speed	F02M3/06	F02M3/06		85
F02M3/062	9	{by altering as a function of motor r.p.m. the throttle valve stop or the fuel conduit cross-section by means of pneumatic or hydraulic means (external damping elements F02M19/122)}	F02M3/06	F02M3/06		179
F02M3/065	9	{by randomly altering the throttle valve stop}	F02M3/06	F02M3/06		7
F02M2003/067	9	{the valve for controlling the cross-section of the conduit being rotatable, but not being a screw-like valve}	F02M3/06	F02M3/06		62
F02M3/07	9	by positioning the throttle flap stop, or by changing the fuel flow cross-sectional area, by electrical, electromechanical or electropneumatic means, according to engine speed	F02M3/07	F02M3/07		357
F02M3/075	10	{the valve altering the fuel conduit cross-section being a slidable valve}	F02M3/07	F02M3/07		152
F02M3/08	8	Other details of idling devices (fighting ice-formation by heating idling ports F02M15/02)	F02M3/08	F02M3/08		608
F02M3/09	9	Valves responsive to engine conditions, e.g. manifold vacuum (carburettors with means for facilitating engine&apos;s idling below operational temperatures F02M1/00)	F02M3/09	F02M3/09		425
F02M3/10	9	Fuel metering pins; Nozzles	F02M3/10	F02M3/10		357
F02M2003/105	10	{Needle adjustment limiter caps}	F02M3/10	F02M3/10		75
F02M3/12	9	Passageway systems	F02M3/12	F02M3/12		635
F02M3/14	9	Location of idling system outlet relative to throttle valve	F02M3/14	F02M3/14		86
F02M5/00	7	Float-controlled apparatus for maintaining a constant fuel level	F02M5/00	F02M5/00		52
F02M5/02	8	with provisions to meet variations in carburettor position, e.g. upside-down position in aircraft	F02M5/02	F02M5/02		183
F02M5/04	9	with pivotally or rotatably mounted float chambers {(basic adjustment of float chambers having variable position F02M5/14)}	F02M5/04	F02M5/04		32
F02M5/06	8	having adjustable float mechanism, e.g. to meet dissimilarities in specific gravity of different fuels	F02M5/06	F02M5/06		23
F02M5/08	8	having means for venting float chambers	F02M5/08	F02M5/08		229
F02M5/085	9	{consisting of an overflow from the float chamber}	F02M5/08	F02M5/08		7
F02M5/10	8	having means for preventing vapour lock, e.g. insulated float chambers or forced fuel circulation through float chamber with engine stopped	F02M5/10	F02M5/10		107
F02M5/105	9	{Auxiliary input valve which can be regulated to obtain an increased fuel supply from the float chamber}	F02M5/10	F02M5/10		
F02M5/12	8	Other details, e.g. floats, valves, setting devices or tools	F02M5/12	F02M5/12		362
F02M5/125	9	{Shape of the jet needle}	F02M5/12	F02M5/12		27
F02M5/14	9	{Float chambers, e.g. adjustable in position (float chamber with a built-in intermediate reservoir F02M7/06)}	F02M5/12	F02M5/14		170
F02M5/16	9	Floats	F02M5/16	F02M5/16		44
F02M7/00	7	Carburettors with means for influencing, e.g. enriching or keeping constant, fuel/air ratio of charge under varying conditions (choke valves for starting F02M1/00)	F02M7/00	F02M7/00		308
F02M7/02	8	Carburettors having aerated fuel spray nozzles	F02M7/02	F02M7/02		229
F02M7/025	9	{Fuel cut-off by introducing brake air in the conduit system leading to the main jet (fuel cut-off by introducing brake air into the idling fuel system F02M3/055)}	F02M7/02	F02M7/02		24
F02M7/04	8	Means for enriching charge at high combustion-air flow	F02M7/04	F02M7/04		63
F02M7/045	9	{Mechanical adjustment of the spray nozzle cross-section in connection with the choke}	F02M7/04	F02M7/04		4
F02M7/06	8	Means for enriching charge on sudden {air} throttle opening, i.e. at acceleration, e.g. storage means in passage way system	F02M7/06	F02M7/06		242
F02M7/08	9	using pumps	F02M7/08	F02M7/08		537
F02M7/083	10	{a pump sucking fuel from the conduit system leading to the spray nozzle downstream of the metering cross-section during deceleration}	F02M7/08	F02M7/08		4
F02M7/087	10	changing output according to temperature in engine	F02M7/087	F02M7/087		81
F02M7/093	10	changing output according to intake vacuum	F02M7/093	F02M7/093		48
F02M7/10	8	Other installations, without moving parts, for influencing fuel/air ratio, e.g. electrical means (fuel aerating devices for influencing fuel/air ratio F02M7/23)	F02M7/10	F02M7/10		130
F02M7/103	9	{with self-acting equaliser jets}	F02M7/10	F02M7/10		90
F02M7/106	9	{Fluid amplifier as a device for influencing the fuel-air mixture}	F02M7/10	F02M7/10		61
F02M7/11	9	Altering float-chamber pressure (enriching the fuel-air mixture during starting by depressing float to flood carburettor F02M1/18)	F02M7/11	F02M7/11		585
F02M7/12	8	Other installations, with moving parts, for influencing fuel/air ratio, e.g. having valves (F02M7/24 takes precedence)	F02M7/12	F02M7/12		603
F02M7/127	9	Altering the float-chamber pressure (enriching the fuel-air mixture during starting by depressing float to flood carburettor F02M1/18)	F02M7/127	F02M7/127		7
F02M7/133	9	Auxiliary jets, i.e. operating only under certain conditions, e.g. full power (means for enriching charge at high combustion-air flow F02M7/04; means for enriching charge on sudden throttle opening, i.e. at acceleration F02M7/06)	F02M7/133	F02M7/133		465
F02M7/14	9	with means for controlling cross-sectional area of fuel spray nozzle (dependent on air-throttle valve position F02M7/22)	F02M7/14	F02M7/14		305
F02M7/16	10	operated automatically, e.g. dependent on exhaust-gas analysis	F02M7/16	F02M7/16		143
F02M7/17	11	by a pneumatically adjustable piston-like element, e.g. constant depression carburettors	F02M7/17	F02M7/17		666
F02M7/18	9	with means for controlling cross-sectional area of fuel-metering orifice (dependent on air-throttle position F02M7/22)	F02M7/18	F02M7/18		414
F02M7/20	10	operated automatically, e.g. dependent on altitude	F02M7/20	F02M7/20		379
F02M7/22	9	fuel flow cross-sectional area being controlled dependent on air-throttle-valve position (the throttle valve being slidably arranged transversely to air passage F02M9/06)	F02M7/22	F02M7/22		912
F02M7/225	10	{The fuel orifice opening is controlled by a manually actuatable throttle valve so as to vary the cross-sectional area of the orifice}	F02M7/22	F02M7/22		10
F02M7/23	8	Fuel aerating devices	F02M7/23	F02M7/23		194
F02M7/24	9	Controlling flow of aerating air	F02M7/24	F02M7/24		424
F02M7/245	10	{Accessories, e.g. sieves, accelerating wheels, whirl generating devices and the like, for the intimate mixing of emulsifying air with fuel}	F02M7/24	F02M7/24		9
F02M7/26	10	dependent on position of optionally operable throttle means	F02M7/26	F02M7/26		157
F02M7/28	10	dependent on temperature or pressure	F02M7/28	F02M7/28		219
F02M9/00	7	Carburettors having air or fuel-air mixture passage throttling valves other than of butterfly type (register-type carburettors F02M11/00); Carburettors having fuel-air mixing chambers of variable shape or position	F02M9/00	F02M9/00		215
F02M9/02	8	having throttling valves, e.g. of piston shape, slidably arranged transversely to the passage	F02M9/02	F02M9/02		343
F02M9/023	9	{General constructional elements}	F02M9/02	F02M9/02		48
F02M9/026	9	{with plate-like throttle valve}	F02M9/02	F02M9/02		46
F02M9/04	9	with throttling valves sliding in a plane inclined to the passage	F02M9/04	F02M9/04		20
F02M9/06	9	with means for varying cross-sectional area of fuel spray nozzle dependent on throttle position (installations, operated automatically by a pneumatically adjustable piston-like element, for influencing fuel/air ratio F02M7/17)	F02M9/06	F02M9/06		453
F02M9/065	10	{Automatically and not automatically controlled throttle valves operating mutually}	F02M9/06	F02M9/06		4
F02M9/08	8	having throttling valves rotatably mounted in the passage	F02M9/08	F02M9/08		516
F02M9/085	9	{Fuel spray nozzles in the throttling valves}	F02M9/08	F02M9/08		325
F02M9/10	8	having valves, or like controls, of elastic-wall type for controlling the passage, or for varying cross-sectional area, of fuel-air mixing chambers {or of the entry passage}	F02M9/10	F02M9/10		39
F02M9/103	9	{Mechanical control}	F02M9/10	F02M9/10		121
F02M9/106	9	{Pneumatic or hydraulic control}	F02M9/10	F02M9/10		199
F02M9/12	8	having other specific means for controlling the passage, or for varying cross-sectional area, of fuel-air mixing chambers	F02M9/12	F02M9/12		38
F02M9/121	9	{Iris diaphragms}	F02M9/12	F02M9/12		70
F02M9/122	9	{consisting of lamellae or wires, e.g. a hyperboloid formed by twisting a wire cylinder}	F02M9/12	F02M9/12		28
F02M9/123	9	{Spiral springs}	F02M9/12	F02M9/12		25
F02M9/124	9	{Throttle valves with an action corresponding to those in apparatus for re-atomising condensed fuel or homogenising fuel-air mixture (shape of throttle valves F02M3/14)}	F02M9/12	F02M9/12		14
F02M9/125	9	{specially shaped throttle valves not otherwise covered in groups F02M9/121&#160;-&#160;F02M9/124}	F02M9/12	F02M9/12		47
F02M9/127	9	Axially movable throttle valves concentric with the axis of the mixture passage	F02M9/127	F02M9/127		661
F02M9/1275	10	{Venturi-nozzle shaped type, e.g. a venturi nozzle being moved relative to a fixed mushroom-shaped body}	F02M9/127	F02M9/127		213
F02M9/133	10	the throttle valves having mushroom-shaped bodies	F02M9/133	F02M9/133		401
F02M9/14	8	having venturi and nozzle relatively displaceable essentially along the venture axis	F02M9/14	F02M9/14		153
F02M11/00	7	Multi-stage carburettors, Register-type carburettors, i.e. with slidable or rotatable throttling valves in which a plurality of fuel nozzles, other than only an idling nozzle and a main one, are sequentially exposed to air stream by throttling valve	F02M11/00	F02M11/00		65
F02M11/02	8	with throttling valve, e.g. of flap or butterfly type, in a later stage opening automatically	F02M11/02	F02M11/02		279
F02M11/04	9	the later stage valves having damping means	F02M11/04	F02M11/04		12
F02M11/06	8	Other carburettors with throttling valve of flap or butterfly type	F02M11/06	F02M11/06		23
F02M11/08	8	Register carburettors with throttling valve movable transversally to air passage	F02M11/08	F02M11/08		104
F02M11/10	8	Register carburettors with rotatable throttling valves	F02M11/10	F02M11/10		95
F02M11/105	9	{Shape of the idling system}	F02M11/10	F02M11/10		9
F02M13/00	7	Arrangements of two or more separate carburettors (re-atomising condensed fuel or homogenising fuel-air mixture F02M29/00); Carburettors using more than one fuel (apparatus for adding small quantities of secondary fuel F02M25/00)	F02M13/00	F02M13/00		16
F02M13/02	8	Separate carburettors	F02M13/02	F02M13/02		126
F02M13/021	9	{Particular constructional measures of the intake conduits between carburettors and cylinder}	F02M13/02	F02M13/02		34
F02M13/023	9	{Special construction of the control rods}	F02M13/02	F02M13/02		102
F02M13/025	9	{Equalizing pipes between the carburettors, e.g. between the float chambers}	F02M13/02	F02M13/02		28
F02M13/026	9	{Common functional groups for several carburettors, e.g. common idling system}	F02M13/02	F02M13/02		38
F02M13/028	9	{Tuning apparatus for multi-stage carburettors installations (other carburettor tuning apparatus F02M19/01)}	F02M13/02	F02M13/02		16
F02M13/04	9	structurally united	F02M13/04	F02M13/04		28
F02M13/043	10	{arranged in series, e.g. initial and main carburettor}	F02M13/04	F02M13/04		1
F02M13/046	10	{arranged in parallel, e.g. initial and main carburettor}	F02M13/04	F02M13/04		179
F02M13/06	8	the carburettors using different fuels	F02M13/06	F02M13/06		287
F02M13/08	8	Carburettors adapted to use liquid and gaseous fuels, e.g. alternatively	F02M13/08	F02M13/08		441
F02M15/00	7	Carburettors with heating, cooling or thermal insulating means for combustion-air, fuel, or fuel-air mixture	F02M15/00	F02M15/00		53
F02M15/02	8	with heating means, e.g. to combat ice-formation	F02M15/02	F02M15/02		198
F02M15/022	9	{near to manually operated throttle valve}	F02M15/02	F02M15/02		50
F02M15/025	9	{Fuel preheating}	F02M15/02	F02M15/02		98
F02M15/027	9	{Air or air-fuel mixture preheating}	F02M15/02	F02M15/02		214
F02M15/04	9	the means being electrical	F02M15/04	F02M15/04		122
F02M15/045	10	{for the fuel system, e.g. built into the fuel conduits or nozzles}	F02M15/04	F02M15/04		67
F02M15/06	8	Heat shieldings, e.g. from engine radiations	F02M15/06	F02M15/06		47
F02M17/00	7	Carburettors having pertinent characteristics not provided for in, or of interest apart from, the apparatus of preceding main groups F02M1/00 - F02M15/00(apparatus for treating combustion-air, fuel, or fuel-air mixture by catalysts, electric means, magnetism, rays, sonic waves, or the like F02M27/00; combinations of carburettors and low-pressure fuel-injection apparatus F02M71/00)	F02M17/00	F02M17/00		71
F02M17/02	8	Floatless carburettors	F02M17/02	F02M17/02		361
F02M17/04	9	having fuel inlet valve controlled by diaphragm	F02M17/04	F02M17/04		743
F02M17/06	9	having overflow chamber determining constant fuel level	F02M17/06	F02M17/06		106
F02M17/08	8	Carburettors having one or more fuel passages opening in a valve-seat surrounding combustion-air passage, the valve being opened by passing air	F02M17/08	F02M17/08		66
F02M17/09	9	the valve being of an eccentrically mounted butterfly type	F02M17/09	F02M17/09		155
F02M17/10	8	Carburettors having one or more fuel passages opening in valve-member of air throttle	F02M17/10	F02M17/10		29
F02M17/12	9	the valve member being of butterfly type	F02M17/12	F02M17/12		17
F02M17/14	8	Carburettors with fuel-supply parts opened and closed in synchronism with engine stroke {; Valve carburettors}	F02M17/14	F02M17/14		290
F02M17/142	9	{with the fuel exit nozzles in or near the valve seat or valve}	F02M17/14	F02M17/14		4
F02M17/145	9	{the valve being opened by the pressure of the passing fluid}	F02M17/14	F02M17/14		129
F02M17/147	9	{Valve carburettor with simultaneous air and fuel control}	F02M17/14	F02M17/14		16
F02M17/16	8	Carburettors having continuously-rotating bodies, e.g. surface carburettors	F02M17/16	F02M17/16		272
F02M17/18	8	Other surface carburettors	F02M17/18	F02M17/18		23
F02M17/20	9	with fuel bath	F02M17/20	F02M17/20		110
F02M17/22	10	with air bubbling through bath	F02M17/22	F02M17/22		217
F02M17/24	9	with wicks	F02M17/24	F02M17/24		68
F02M17/26	9	with other wetted bodies	F02M17/26	F02M17/26		83
F02M17/28	10	fuel being drawn through a porous body	F02M17/28	F02M17/28		253
F02M17/30	8	Carburettors with fire-protecting devices, e.g. combined with fire-extinguishing apparatus	F02M17/30	F02M17/30		59
F02M17/32	9	automatically closing fuel conduits on outbreak of fire {(fire protection devices for stopping flow from or in pipes or hoses F16L55/1026)}	F02M17/32	F02M17/32		31
F02M17/34	8	Other carburettors combined or associated with other apparatus, e.g. air filters	F02M17/34	F02M17/34		148
F02M17/36	8	Carburettors having fitments facilitating their cleaning	F02M17/36	F02M17/36		189
F02M17/38	8	Controlling of carburettors, not otherwise provided for (external control gear F02M19/12)	F02M17/38	F02M17/38		42
F02M17/40	8	Selection of particular materials for carburettors, e.g. sheet metal, plastic, or translucent materials	F02M17/40	F02M17/40		95
F02M17/42	8	Float-controlled carburettors not otherwise provided for	F02M17/42	F02M17/42		26
F02M17/44	8	Carburettors characterised by draught direction and not otherwise provided for {, e.g. for model aeroplanes}	F02M17/44	F02M17/44		40
F02M17/46	9	with down- draught	F02M17/46	F02M17/46		8
F02M17/48	9	with up- draught {and float draught, e.g. for lawnmower and chain saw motors}	F02M17/48	F02M17/48		86
F02M17/50	8	Carburettors having means for combating ice-formation (thermally F02M15/02)	F02M17/50	F02M17/50		46
F02M17/52	8	Use of cold, produced by carburettors, for other purposes	F02M17/52	F02M17/52		14
F02M17/525	9	{Use of the intake conduit vacuum}	F02M17/52	F02M17/52		38
F02M19/00	7	Details, component parts, or accessories of carburettors, not provided for in, or of interest apart from, the apparatus of groups F02M1/00 - F02M17/00	F02M19/00	F02M19/00		523
F02M19/01	8	Apparatus for testing, tuning, or synchronising carburettors, e.g. carburettor glow stands	F02M19/01	F02M19/01		174
F02M19/02	8	Metering-orifices, e.g. variable in diameter (variable during operation F02M7/18)	F02M19/02	F02M19/02		65
F02M19/0203	9	{the cross-sectional area being changed pneumatically, e.g. vacuum dependent}	F02M19/02	F02M19/02		7
F02M19/0207	9	{the cross-sectional area being changed electrically}	F02M19/02	F02M19/02		13
F02M19/021	9	{the cross-sectional area being changed mechanically}	F02M19/02	F02M19/02		74
F02M19/0214	9	{Changing the nozzle cross-sectional area as a function of temperature}	F02M19/02	F02M19/02		4
F02M19/0217	9	{Movable mushroom-shaped spray nozzles}	F02M19/02	F02M19/02		149
F02M19/0221	9	{with a roughened spray stimulating surface or the like, e.g. sieves near to the nozzle orifice}	F02M19/02	F02M19/02		6
F02M19/0225	9	{Arrangement of nozzle in the suction passage (idling nozzles F02M3/08)}	F02M19/02	F02M19/02		95
F02M19/0228	9	{Ring nozzles}	F02M19/02	F02M19/02		70
F02M19/0232	9	{Fuel nozzle with device for return flow of leaked fuel}	F02M19/02	F02M19/02		13
F02M19/0235	9	{Arrangements of several spray nozzles not provided for in F02M3/00 or F02M11/00}	F02M19/02	F02M19/02		141
F02M19/0239	9	{in a fixed aerofoil profile}	F02M19/02	F02M19/02		6
F02M19/0242	9	{with inserts of porous material}	F02M19/02	F02M19/02		38
F02M19/0246	9	{Nozzle cleaning}	F02M19/02	F02M19/02		3
F02M19/025	9	Metering orifices not variable in diameter	F02M19/025	F02M19/025		27
F02M19/03	8	Fuel atomising nozzles; Arrangement of emulsifying air conduits	F02M19/03	F02M19/03		718
F02M19/035	9	Mushroom-shaped atomising nozzles	F02M19/035	F02M19/035		414
F02M19/04	8	Fuel-metering pins or needles	F02M19/04	F02M19/04		164
F02M19/06	8	Other details of fuel conduits	F02M19/06	F02M19/06		126
F02M19/063	9	{Built-in electric heaters}	F02M19/06	F02M19/06		4
F02M19/066	9	{Built-in cleaning elements, e.g. filters}	F02M19/06	F02M19/06		18
F02M19/08	8	Venturis	F02M19/08	F02M19/08		131
F02M19/081	9	{Shape of venturis or cross-section of mixture passages being adjustable}	F02M19/08	F02M19/08		175
F02M19/082	9	{Venturi section being axially slidable in the mixture passages}	F02M19/08	F02M19/08		8
F02M19/083	9	{Venturi section consisting of a lamellae spring-like structure}	F02M19/08	F02M19/08		7
F02M19/085	9	{venturi section being made from elastic material, e.g. from rubber-like material}	F02M19/08	F02M19/08		20
F02M19/086	9	{Venturi suction bypass systems}	F02M19/08	F02M19/08		57
F02M19/087	9	{Venturi throat consisting of automatically adjusting balls}	F02M19/08	F02M19/08		10
F02M19/088	9	{Whirl devices and other atomising means in or on the venturi walls}	F02M19/08	F02M19/08		266
F02M19/10	9	in multiple arrangement {, e.g. arranged in series, fixed, arranged radially offset with respect to each other}	F02M19/10	F02M19/10		231
F02M19/105	10	{movable axially relative to each other}	F02M19/10	F02M19/10		12
F02M19/12	8	External control gear, e.g. having dash-pots (dampening means in later stages of multi-stage carburettors F02M11/04)	F02M19/12	F02M19/12		244
F02M19/122	9	{Damping elements (pneumatic or hydraulic means for increasing idling speed F02M3/062)}	F02M19/12	F02M19/12		196
F02M19/124	9	{Connecting rods between at least two throttle valves (F02M1/02 takes precedence)}	F02M19/12	F02M19/12		195
F02M19/126	9	{Connecting rods between at least a throttle valve and an accelerating pump (F02M7/08 takes precedence)}	F02M19/12	F02M19/12		23
F02M19/128	9	{Reserve throttle idle return spring, e.g. for use upon failure of the main spring}	F02M19/12	F02M19/12		26
F02M21/00	7	Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form	F02M21/00	F02M21/00		2667
F02M21/02	8	for gaseous fuels	F02M21/02	F02M21/02		1151
F02M21/0203	9	{characterised by the type of gaseous fuel}	F02M21/02	F02M21/02		75
F02M21/0206	10	{Non-hydrocarbon fuels, e.g. hydrogen, ammonia or carbon monoxide}	F02M21/02	F02M21/02		1869
F02M21/0209	10	{Hydrocarbon fuels, e.g. methane or acetylene}	F02M21/02	F02M21/02		751
F02M21/0212	11	{comprising at least 3 C-Atoms, e.g. liquefied petroleum gas [LPG], propane or butane}	F02M21/02	F02M21/02		1249
F02M21/0215	10	{Mixtures of gaseous fuels; Natural gas; Biogas; Mine gas; Landfill gas}	F02M21/02	F02M21/02		1918
F02M21/0218	9	{Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers}	F02M21/02	F02M21/02		1128
F02M21/0221	10	{Fuel storage reservoirs, e.g. cryogenic tanks}	F02M21/02	F02M21/02		1059
F02M21/0224	11	{Secondary gaseous fuel storages}	F02M21/02	F02M21/02		348
F02M21/0227	10	{Means to treat or clean gaseous fuels or fuel systems, e.g. removal of tar, cracking, reforming or enriching}	F02M21/02	F02M21/02		679
F02M21/023	10	{Valves; Pressure or flow regulators in the fuel supply or return system}	F02M21/02	F02M21/02		670
F02M21/0233	11	{Details of actuators therefor}	F02M21/02	F02M21/02		407
F02M21/0236	11	{Multi-way valves; Multiple valves forming a multi-way valve system}	F02M21/02	F02M21/02		219
F02M21/0239	11	{Pressure or flow regulators therefor}	F02M21/02	F02M21/02		1779
F02M21/0242	11	{Shut-off valves; Check valves; Safety valves; Pressure relief valves}	F02M21/02	F02M21/02		915
F02M21/0245	10	{High pressure fuel supply systems; Rails; Pumps; Arrangement of valves}	F02M21/02	F02M21/02		1690
F02M21/0248	10	{Injectors}	F02M21/02	F02M21/02		668
F02M21/0251	11	{Details of actuators therefor}	F02M21/02	F02M21/02		184
F02M21/0254	12	{Electric actuators, e.g. solenoid or piezoelectric}	F02M21/02	F02M21/02		731
F02M21/0257	11	{Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages}	F02M21/02	F02M21/02		219
F02M21/026	12	{Lift valves, i.e. stem operated valves}	F02M21/02	F02M21/02		106
F02M21/0263	13	{Inwardly opening single or multi nozzle valves, e.g. needle valves}	F02M21/02	F02M21/02		333
F02M21/0266	14	{Hollow stem valves; Piston valves; Stems having a spherical tip}	F02M21/02	F02M21/02		243
F02M21/0269	13	{Outwardly opening valves, e.g. poppet valves}	F02M21/02	F02M21/02		405
F02M21/0272	12	{Ball valves; Plate valves; Valves having deformable or flexible parts, e.g. membranes; Rotatable valves}	F02M21/02	F02M21/02		173
F02M21/0275	11	{for in-cylinder direct injection, e.g. injector combined with spark plug}	F02M21/02	F02M21/02		822
F02M21/0278	11	{Port fuel injectors for single or multipoint injection into the air intake system}	F02M21/02	F02M21/02		470
F02M21/0281	11	{Adapters, sockets or the like to mount injection valves onto engines; Fuel guiding passages between injectors and the air intake system or the combustion chamber}	F02M21/02	F02M21/02		372
F02M21/0284	10	{Arrangement of multiple injectors or fuel-air mixers per combustion chamber}	F02M21/02	F02M21/02		231
F02M21/0287	10	{characterised by the transition from liquid to gaseous phase (F02M21/06 takes precedence); Injection in liquid phase; Cooling and low temperature storage}	F02M21/02	F02M21/02		669
F02M21/029	10	{Arrangement on engines or vehicle bodies; Conversion to gaseous fuel supply systems}	F02M21/02	F02M21/02		302
F02M21/0293	10	{Safety devices; Fail-safe measures}	F02M21/02	F02M21/02		525
F02M21/0296	10	{Manufacturing or assembly; Materials, e.g. coatings}	F02M21/02	F02M21/02		274
F02M21/04	9	Gas-air mixing apparatus	F02M21/04	F02M21/04		776
F02M21/042	10	{Mixer comprising a plurality of bores or flow passages}	F02M21/04	F02M21/04		234
F02M21/045	10	{Vortex mixer}	F02M21/04	F02M21/04		70
F02M21/047	10	{Venturi mixer}	F02M21/04	F02M21/04		445
F02M21/06	9	Apparatus for de-liquefying, e.g. by heating	F02M21/06	F02M21/06		1372
F02M21/08	8	for non-gaseous fuels	F02M21/08	F02M21/08		27
F02M21/10	9	for fuels with low melting point, e.g. apparatus having heating means	F02M21/10	F02M21/10		366
F02M21/12	8	for fuels in pulverised state	F02M21/12	F02M21/12		76
F02M23/00	7	Apparatus for adding secondary air to fuel-air mixture	F02M23/00	F02M23/00		274
F02M23/001	8	{built into a flange}	F02M23/00	F02M23/00		102
F02M23/003	8	{Particular shape of air intake}	F02M23/00	F02M23/00		53
F02M23/005	8	{with a damping element in the secondary air control}	F02M23/00	F02M23/00		8
F02M23/006	8	{Valves specially shaped for supplying secondary air}	F02M23/00	F02M23/00		116
F02M2023/008	8	{by injecting compressed air directly into the combustion chamber}	F02M23/00	F02M23/00		126
F02M23/02	8	with personal control, or with secondary-air valve controlled by main combustion-air throttle	F02M23/02	F02M23/02		85
F02M23/025	9	{Optional operation by means of a hand or foot switch}	F02M23/02	F02M23/02		104
F02M23/03	9	the secondary air-valve controlled by main combustion-air throttle	F02M23/03	F02M23/03		395
F02M23/04	8	with automatic control	F02M23/04	F02M23/04		335
F02M23/06	9	dependent on engine speed	F02M23/06	F02M23/06		80
F02M23/062	10	{Secondary air flow cut-off at low speed}	F02M23/06	F02M23/06		17
F02M23/065	10	{Secondary air flow cut-off at high torque}	F02M23/06	F02M23/06		3
F02M23/067	10	{Secondary air admission flow at high speeds and with the main butterfly valve closed, e.g. during deceleration}	F02M23/06	F02M23/06		42
F02M23/08	9	dependent on pressure in main combustion-air induction system {, e.g. pneumatic-type apparatus}	F02M23/08	F02M23/08		216
F02M23/085	10	{specially adapted for secondary air admission during braking or travelling down steep slopes}	F02M23/08	F02M23/08		91
F02M23/09	10	using valves directly opened by low pressure	F02M23/09	F02M23/09		562
F02M23/095	11	{with balls which are not spring loaded}	F02M23/09	F02M23/09		31
F02M23/10	9	dependent on temperature, e.g. engine temperature	F02M23/10	F02M23/10		73
F02M23/12	8	characterised by being combined with device for, or by secondary air effecting, re-atomising of condensed fuel	F02M23/12	F02M23/12		179
F02M23/14	8	characterised by adding hot {secondary} air	F02M23/14	F02M23/14		101
F02M25/00	7	Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture (adding secondary air to fuel-air mixture F02M23/00; adding exhaust gases F02M26/00; fuel-injection apparatus operating simultaneously on two or more fuels or on a liquid fuel and another liquid F02M43/00)	F02M25/00	F02M25/00		1364
F02M25/022	8	Adding fuel and water emulsion, water or steam	F02M25/022	F02M25/022		155
F02M25/0221	9	{Details of the water supply system, e.g. pumps or arrangement of valves}	F02M25/022	F02M25/022		366
F02M25/0222	10	{Water recovery or storage}	F02M25/022	F02M25/022		441
F02M25/0224	10	{Water treatment or cleaning (F02M25/032 takes precedence)}	F02M25/022	F02M25/022		257
F02M25/0225	10	{Water atomisers or mixers, e.g. using ultrasonic waves}	F02M25/022	F02M25/022		833
F02M25/0227	9	{Control aspects; Arrangement of sensors; Diagnostics; Actuators}	F02M25/022	F02M25/022		704
F02M25/0228	9	{Adding fuel and water emulsion}	F02M25/022	F02M25/022		573
F02M25/025	9	Adding water	F02M25/025	F02M25/025		452
F02M25/028	10	into the charge intakes	F02M25/028	F02M25/028		1040
F02M25/03	10	into the cylinder {or the pre-combustion chamber}	F02M25/03	F02M25/03		756
F02M25/032	9	Producing and adding steam	F02M25/032	F02M25/032		100
F02M25/035	10	into the charge intakes	F02M25/035	F02M25/035		480
F02M25/038	10	into the cylinder {or the pre-combustion chamber}	F02M25/038	F02M25/038		111
F02M25/06	8	adding lubricant vapours	F02M25/06	F02M25/06		1243
F02M25/08	8	adding fuel vapours drawn from engine fuel reservoir {(electrical control of purge system F02D41/003)}	F02M25/08	F02M25/08		2176
F02M25/0809	9	{Judging failure of purge control system}	F02M25/08	F02M25/08		1180
F02M25/0818	10	{having means for pressurising the evaporative emission space}	F02M25/08	F02M25/08		552
F02M25/0827	10	{by monitoring engine running conditions}	F02M25/08	F02M25/08		190
F02M25/0836	9	{Arrangement of valves controlling the admission of fuel vapour to an engine, e.g. valve being disposed between fuel tank or absorption canister and intake manifold}	F02M25/08	F02M25/08		2129
F02M2025/0845	9	{Electromagnetic valves}	F02M25/08	F02M25/08		666
F02M25/0854	9	{Details of the absorption canister}	F02M25/08	F02M25/08		1684
F02M2025/0863	9	{with means dealing with condensed fuel or water, e.g. having a liquid trap}	F02M25/08	F02M25/08		170
F02M25/0872	9	{Details of the fuel vapour pipes or conduits}	F02M25/08	F02M25/08		659
F02M2025/0881	9	{with means to heat or cool the canister}	F02M25/08	F02M25/08		218
F02M25/089	9	{Layout of the fuel vapour installation}	F02M25/08	F02M25/08		1788
F02M25/10	8	adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone	F02M25/10	F02M25/10		607
F02M25/12	9	the apparatus having means for generating such gases (using rays and simultaneously generating ozone F02M27/06)	F02M25/12	F02M25/12		1445
F02M25/14	8	adding anti-knock agents, not provided for in subgroups F02M25/022&#160;-&#160;F02M25/10	F02M25/14	F02M25/14		279
F02M26/00	7	Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems	F02M26/00	F02M26/00		419
F02M2026/001	8	{Arrangements; Control features; Details}	F02M26/00	F02M26/00		169
F02M2026/002	9	{EGR valve being controlled by vacuum or overpressure}	F02M26/00	F02M26/00		77
F02M2026/0025	10	{Intake vacuum or overpressure modulating valve}	F02M26/00	F02M26/00		44
F02M2026/003	9	{EGR valve controlled by air measuring device}	F02M26/00	F02M26/00		72
F02M2026/004	9	{EGR valve controlled by a temperature signal or an air/fuel ratio (lambda) signal}	F02M26/00	F02M26/00		277
F02M2026/005	9	{EGR valve controlled by an engine speed signal}	F02M26/00	F02M26/00		68
F02M2026/0055	9	{EGR valve controlled by inertia, e.g. having a pendulum controlling the EGR valve}	F02M26/00	F02M26/00		2
F02M2026/006	9	{EGR specially adapted for intake systems having two or more fuel injectors per cylinder}	F02M26/00	F02M26/00		5
F02M2026/007	9	{EGR specially adapted for engines having two or more spark plugs per cylinder}	F02M26/00	F02M26/00		13
F02M2026/008	9	{EGR specially adapted for engines having a combustion chamber divided by the piston at TDC into two or more sub-chambers}	F02M26/00	F02M26/00		2
F02M2026/009	9	{EGR combined with means to change air/fuel ratio, ignition timing, charge swirl in the cylinder}	F02M26/00	F02M26/00		157
F02M26/01	8	Internal exhaust gas recirculation, i.e. wherein the residual exhaust gases are trapped in the cylinder or pushed back from the intake or the exhaust manifold into the combustion chamber without the use of additional passages	F02M26/01	F02M26/01		957
F02M26/02	8	EGR systems specially adapted for supercharged engines	F02M26/02	F02M26/02		267
F02M26/03	9	with a single mechanically or electrically driven intake charge compressor	F02M26/03	F02M26/03		189
F02M26/04	9	with a single turbocharger	F02M26/04	F02M26/04		383
F02M26/05	10	High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor	F02M26/05	F02M26/05		4166
F02M26/06	10	Low pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust downstream of the turbocharger turbine and reintroduced into the intake system upstream of the compressor	F02M26/06	F02M26/06		2156
F02M26/07	10	Mixed pressure loops, i.e. wherein recirculated exhaust gas is either taken out upstream of the turbine and reintroduced upstream of the compressor, or is taken out downstream of the turbine and reintroduced downstream of the compressor	F02M26/07	F02M26/07		424
F02M26/08	9	for engines having two or more intake charge compressors or exhaust gas turbines, e.g. a turbocharger combined with an additional compressor	F02M26/08	F02M26/08		879
F02M26/09	9	Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine	F02M26/09	F02M26/09		297
F02M26/10	10	having means to increase the pressure difference between the exhaust and intake system, e.g. venturis, variable geometry turbines, check valves using pressure pulsations or throttles in the air intake or exhaust system	F02M26/10	F02M26/10		1231
F02M26/11	8	Manufacture or assembly of EGR systems; Materials or coatings specially adapted for EGR systems	F02M26/11	F02M26/11		453
F02M26/12	8	characterised by means for attaching parts of an EGR system to each other or to engine parts	F02M26/12	F02M26/12		343
F02M26/13	8	Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories	F02M26/13	F02M26/13		486
F02M26/14	9	in relation to the exhaust system	F02M26/14	F02M26/14		404
F02M26/15	10	in relation to engine exhaust purifying apparatus	F02M26/15	F02M26/15		1620
F02M26/16	10	with EGR valves located at or near the connection to the exhaust system	F02M26/16	F02M26/16		473
F02M26/17	9	in relation to the intake system	F02M26/17	F02M26/17		526
F02M26/18	10	Thermal insulation or heat protection	F02M26/18	F02M26/18		118
F02M26/19	10	Means for improving the mixing of air and recirculated exhaust gases, e.g. venturis or multiple openings to the intake system	F02M26/19	F02M26/19		1025
F02M26/20	10	Feeding recirculated exhaust gases directly into the combustion chambers or into the intake runners	F02M26/20	F02M26/20		503
F02M26/21	10	with EGR valves located at or near the connection to the intake system	F02M26/21	F02M26/21		810
F02M26/22	9	with coolers in the recirculation passage	F02M26/22	F02M26/22		784
F02M26/23	10	Layout, e.g. schematics	F02M26/23	F02M26/23		1935
F02M26/24	11	with two or more coolers	F02M26/24	F02M26/24		624
F02M26/25	11	with coolers having bypasses	F02M26/25	F02M26/25		863
F02M26/26	12	characterised by details of the bypass valve	F02M26/26	F02M26/26		395
F02M26/27	11	with air-cooled heat exchangers	F02M26/27	F02M26/27		221
F02M26/28	11	with liquid-cooled heat exchangers	F02M26/28	F02M26/28		1563
F02M26/29	10	Constructional details of the coolers, e.g. pipes, plates, ribs, insulation or materials	F02M26/29	F02M26/29		317
F02M26/30	11	Connections of coolers to other devices, e.g. to valves, heaters, compressors or filters; Coolers characterised by their location on the engine	F02M26/30	F02M26/30		755
F02M26/31	11	Air-cooled heat exchangers	F02M26/31	F02M26/31		96
F02M26/32	11	Liquid-cooled heat exchangers	F02M26/32	F02M26/32		1273
F02M26/33	10	controlling the temperature of the recirculated gases	F02M26/33	F02M26/33		697
F02M26/34	9	with compressors, turbines or the like in the recirculation passage	F02M26/34	F02M26/34		523
F02M26/35	9	with means for cleaning or treating the recirculated gases, e.g. catalysts, condensate traps, particle filters or heaters	F02M26/35	F02M26/35		1586
F02M26/36	9	with means for adding fluids other than exhaust gas to the recirculation passage; with reformers	F02M26/36	F02M26/36		706
F02M26/37	9	with temporary storage of recirculated exhaust gas (internal exhaust gas recirculation F02M26/01)	F02M26/37	F02M26/37		272
F02M26/38	9	with two or more EGR valves disposed in parallel	F02M26/38	F02M26/38		490
F02M26/39	9	with two or more EGR valves disposed in series	F02M26/39	F02M26/39		275
F02M26/40	9	with timing means in the recirculation passage, e.g. cyclically operating valves or regenerators; with arrangements involving pressure pulsations	F02M26/40	F02M26/40		250
F02M26/41	9	characterised by the arrangement of the recirculation passage in relation to the engine, e.g. to cylinder heads, liners, spark plugs or manifolds; characterised by the arrangement of the recirculation passage in relation to specially adapted combustion chambers	F02M26/41	F02M26/41		600
F02M26/42	9	having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders	F02M26/42	F02M26/42		527
F02M26/43	10	in which exhaust from only one cylinder or only a group of cylinders is directed to the intake of the engine	F02M26/43	F02M26/43		699
F02M26/44	10	in which a main EGR passage is branched into multiple passages	F02M26/44	F02M26/44		443
F02M26/45	8	Sensors specially adapted for EGR systems	F02M26/45	F02M26/45		160
F02M26/46	9	for determining the characteristics of gases, e.g. composition	F02M26/46	F02M26/46		363
F02M26/47	10	the characteristics being temperatures, pressures or flow rates	F02M26/47	F02M26/47		1267
F02M26/48	9	EGR valve position sensors (details of the sensor installation in the valve housing F02M26/72)	F02M26/48	F02M26/48		584
F02M26/49	8	Detecting, diagnosing or indicating an abnormal function of the EGR system	F02M26/49	F02M26/49		868
F02M26/50	8	Arrangements or methods for preventing or reducing deposits, corrosion or wear caused by impurities (arrangement or layout of EGR passages with means for cleaning or treating the recirculated gases F02M26/35; protection of EGR valves from damage F02M26/74)	F02M26/50	F02M26/50		644
F02M26/51	8	EGR valves combined with other devices, e.g. with intake valves or compressors (combined with intake air throttles F02M26/64)	F02M26/51	F02M26/51		324
F02M26/52	8	Systems for actuating EGR valves	F02M26/52	F02M26/52		349
F02M26/53	9	using electric actuators, e.g. solenoids	F02M26/53	F02M26/53		659
F02M26/54	10	Rotary actuators, e.g. step motors	F02M26/54	F02M26/54		726
F02M26/55	9	using vacuum actuators	F02M26/55	F02M26/55		390
F02M26/56	10	having pressure modulation valves	F02M26/56	F02M26/56		287
F02M26/57	11	using electronic means, e.g. electromagnetic valves	F02M26/57	F02M26/57		694
F02M26/58	10	Constructional details of the actuator; Mounting thereof	F02M26/58	F02M26/58		272
F02M26/59	9	using positive pressure actuators; Check valves therefor	F02M26/59	F02M26/59		125
F02M26/60	10	in response to air intake pressure	F02M26/60	F02M26/60		117
F02M26/61	10	in response to exhaust pressure	F02M26/61	F02M26/61		120
F02M26/615	11	{the exhaust back pressure}	F02M26/61	F02M26/61		83
F02M26/62	10	in response to fuel pressure	F02M26/62	F02M26/62		65
F02M26/63	9	the EGR valve being directly controlled by an operator (the EGR valve being operated together with an intake air throttle F02M26/64)	F02M26/63	F02M26/63		151
F02M26/64	9	the EGR valve being operated together with an intake air throttle	F02M26/64	F02M26/64		253
F02M26/65	8	Constructional details of EGR valves	F02M26/65	F02M26/65		212
F02M26/66	9	Lift valves, e.g. poppet valves	F02M26/66	F02M26/66		203
F02M26/67	10	Pintles; Spindles; Springs; Bearings; Sealings; Connections to actuators	F02M26/67	F02M26/67		688
F02M26/68	10	Closing members; Valve seats; Flow passages	F02M26/68	F02M26/68		313
F02M26/69	10	having two or more valve-closing members	F02M26/69	F02M26/69		169
F02M26/70	9	Flap valves; Rotary valves; Sliding valves; Resilient valves	F02M26/70	F02M26/70		1043
F02M26/71	9	Multi-way valves	F02M26/71	F02M26/71		476
F02M26/72	9	Housings	F02M26/72	F02M26/72		347
F02M26/73	10	with means for heating or cooling the EGR valve	F02M26/73	F02M26/73		259
F02M26/74	9	Protection from damage, e.g. shielding means	F02M26/74	F02M26/74		228
F02M27/00	7	Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like	F02M27/00	F02M27/00		320
F02M27/02	8	by catalysts	F02M27/02	F02M27/02		1120
F02M27/04	8	by electric means, {ionisation, polarisation} or magnetism	F02M27/04	F02M27/04		1227
F02M27/042	9	{by plasma}	F02M27/04	F02M27/04		158
F02M27/045	9	{by permanent magnets}	F02M27/04	F02M27/04		728
F02M2027/047	9	{with a pulsating magnetic field}	F02M27/04	F02M27/04		84
F02M27/06	8	by rays {, e.g. infrared and ultraviolet}	F02M27/06	F02M27/06		334
F02M27/065	9	{Radioactive radiation}	F02M27/06	F02M27/06		40
F02M27/08	8	by sonic or ultrasonic waves	F02M27/08	F02M27/08		501
F02M29/00	7	Apparatus for re-atomising condensed fuel or homogenising fuel-air mixture (combined with secondary-air supply F02M23/12{; collecting condensed fuel F02M33/02})	F02M29/00	F02M29/00		174
F02M29/02	8	having rotary parts {, e.g. fan wheels}	F02M29/02	F02M29/02		686
F02M29/04	8	having screens, gratings, baffles or the like	F02M29/04	F02M29/04		774
F02M29/06	9	generating whirling motion of mixture	F02M29/06	F02M29/06		626
F02M29/08	9	having spirally-wound wires	F02M29/08	F02M29/08		63
F02M29/10	9	adjustable	F02M29/10	F02M29/10		36
F02M29/12	8	having homogenising valves held open by mixture current	F02M29/12	F02M29/12		45
F02M29/14	8	re-atomising or homogenising being effected by unevenness of internal surfaces of mixture intake	F02M29/14	F02M29/14		72
F02M31/00	7	Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture (carburettors with heating, cooling or thermal insulating means for combustion-air, fuel or fuel-air mixture F02M15/00; apparatus for de-liquefying non-liquid fuels by heating F02M21/06; apparatus having heating means for non-gaseous fuels with low melting point F02M21/10; apparatus characterised by adding hot secondary air to fuel-air mixture F02M23/14; fuel-injection apparatus characterised by having heating, cooling or thermally insulating means F02M53/00)	F02M31/00	F02M31/00		87
F02M31/005	8	{using a heat-pipe (heat-pipe per seF28D)}	F02M31/00	F02M31/00		88
F02M31/02	8	for heating ({F02M31/005 takes precedence;} for purifying liquid fuel F02M37/30)	F02M31/02	F02M31/02		275
F02M31/04	9	combustion-air or fuel-air mixture (electrically F02M31/12; by using heat from working cylinders or cylinder heads F02M31/14; heating of combustion-air as an engine starting aid F02N7/04)	F02M31/04	F02M31/04		126
F02M31/042	10	{Combustion air}	F02M31/04	F02M31/04		597
F02M31/045	10	{Fuel-air mixture}	F02M31/04	F02M31/04		94
F02M31/047	11	{for fuel enriched partial mixture flow path}	F02M31/04	F02M31/04		62
F02M31/06	10	by hot gases, e.g. by mixing cold and hot air	F02M31/06	F02M31/06		284
F02M31/062	11	{with thermostat and pneumatic actuator both working on the air mixture control valve}	F02M31/06	F02M31/06		24
F02M31/064	11	{pneumatically controlled (F02M31/062 takes precedence)}	F02M31/06	F02M31/06		24
F02M31/066	11	{operated manually, e.g. by means of valves on the air filter}	F02M31/06	F02M31/06		58
F02M31/068	11	{particular constructional aspects of the switching devices, e.g. connecting linkage between two control valves}	F02M31/06	F02M31/06		19
F02M31/07	11	Temperature-responsive control, e.g. using thermostatically-controlled valves (temperature-responsive control of the amount of exhaust gas or combustion air directed to the heat exchange surface F02M31/083)	F02M31/07	F02M31/07		168
F02M31/08	11	the gases being exhaust gases {(adding exhaust gases to the air intake passage F02M26/00)}	F02M31/08	F02M31/08		562
F02M31/0805	12	{Pneumatic control of the amount of exhaust gas or combustion air directed to the heat exchange surfaces, e.g. as a function of the pressure in the air intake passage}	F02M31/08	F02M31/08		30
F02M31/081	12	{Manual switching of the fluids directed to the heat exchange surfaces}	F02M31/08	F02M31/08		42
F02M31/0815	12	{Heat exchange surfaces arranged inside a flange}	F02M31/08	F02M31/08		11
F02M31/082	12	{Particular shape of air input passage near to the branch}	F02M31/08	F02M31/08		5
F02M31/0825	12	{Particular constructional characteristics of the heat exchange surfaces, e.g. finned pipes, coiled pipes or the like}	F02M31/08	F02M31/08		79
F02M31/083	12	Temperature-responsive control of the amount of exhaust gas or combustion air directed to the heat exchange surface	F02M31/083	F02M31/083		121
F02M31/087	12	Heat-exchange arrangements between the air intake and exhaust gas passages, e.g. by means of contact between the passages	F02M31/087	F02M31/087		368
F02M31/093	13	Air intake passage surrounding the exhaust gas passage; Exhaust gas passage surrounding the air intake passage	F02M31/093	F02M31/093		339
F02M31/10	10	by hot liquids, e.g. lubricants {or cooling water}	F02M31/10	F02M31/10		542
F02M31/102	11	{Particular constructional characteristics of the shape of the heat exchange surfaces}	F02M31/10	F02M31/10		89
F02M31/105	11	{Particular constructional characteristics of the switching apparatus}	F02M31/10	F02M31/10		21
F02M31/107	11	{Controlled or manual switching}	F02M31/10	F02M31/10		57
F02M31/12	9	electrically	F02M31/12	F02M31/12		133
F02M31/125	10	Fuel	F02M31/125	F02M31/125		1370
F02M31/13	10	Combustion air	F02M31/13	F02M31/13		529
F02M31/135	10	Fuel-air mixture	F02M31/135	F02M31/135		399
F02M31/14	9	by using heat from working cylinders or cylinder heads	F02M31/14	F02M31/14		163
F02M31/145	10	{with particular constructional means}	F02M31/14	F02M31/14		61
F02M31/16	9	Other apparatus for heating fuel	F02M31/16	F02M31/16		1419
F02M31/163	10	{Preheating by burning an auxiliary mixture}	F02M31/16	F02M31/16		113
F02M31/166	10	{with mechanical generation of heat, e.g. by surface friction}	F02M31/16	F02M31/16		13
F02M31/18	10	to vaporise fuel	F02M31/18	F02M31/18		1432
F02M31/183	11	{Control}	F02M31/18	F02M31/18		67
F02M31/186	11	{with simultaneous mixing of secondary air}	F02M31/18	F02M31/18		59
F02M31/20	8	for cooling ({F02M31/005 takes precedence; use of cold F02M17/52;} cooling of charging-air or of scavenging-air F02B29/04)	F02M31/20	F02M31/20		1028
F02M31/205	9	{Control}	F02M31/20	F02M31/20		161
F02M33/00	7	Other apparatus for treating combustion-air, fuel or fuel-air mixture (combustion-air cleaners F02M35/00; arrangements for purifying liquid fuel F02M37/22)	F02M33/00	F02M33/00		233
F02M33/02	8	for collecting and returning condensed fuel {(apparatus for re-atomising condensed fuel F02M29/00)}	F02M33/02	F02M33/02		189
F02M33/025	9	{Means not otherwise provided for}	F02M33/02	F02M33/02		35
F02M33/04	9	returning to the intake passage	F02M33/04	F02M33/04		274
F02M33/043	10	{Coating of the intake passage with a porous material}	F02M33/04	F02M33/04		15
F02M33/046	10	{Coating of the intake passage with material preventing the formation of condensation}	F02M33/04	F02M33/04		6
F02M33/06	10	with simultaneous heat supply	F02M33/06	F02M33/06		186
F02M33/08	9	returning to the fuel tank	F02M33/08	F02M33/08		145
F02M35/00	7	Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines	F02M35/00	F02M35/00		137
F02M35/02	8	Air cleaners	F02M35/02	F02M35/02		1063
F02M35/0201	9	{Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof}	F02M35/02	F02M35/02		604
F02M35/0202	10	{Manufacturing or assembling; Materials for air cleaner housings}	F02M35/02	F02M35/02		286
F02M35/0203	11	{by using clamps, catches, locks or the like, e.g. for disposable plug-in filter cartridges}	F02M35/02	F02M35/02		566
F02M35/0204	10	{for connecting or joining to other devices, e.g. pipes}	F02M35/02	F02M35/02		302
F02M35/0205	10	{Details, e.g. sensors or measuring devices}	F02M35/02	F02M35/02		216
F02M35/0207	11	{on the clean air side}	F02M35/02	F02M35/02		67
F02M35/0208	11	{with sensing means on both, the air feeding side and the clean air side}	F02M35/02	F02M35/02		22
F02M35/0209	10	{comprising flexible, resilient, movable or rotatable elements, e.g. with vibrating or contracting movements; Springs; Valves; Flaps (F02M35/06, F02M35/08 take precedence)}	F02M35/02	F02M35/02		224
F02M35/021	10	{Arrangements of air flow meters in or on air cleaner housings}	F02M35/02	F02M35/02		145
F02M35/0212	9	{Multiple cleaners}	F02M35/02	F02M35/02		40
F02M35/0214	10	{arranged concentrically or coaxially}	F02M35/02	F02M35/02		44
F02M35/0215	10	{arranged in parallel}	F02M35/02	F02M35/02		110
F02M35/0216	10	{arranged in series, e.g. pre- and main filter in series}	F02M35/02	F02M35/02		318
F02M35/0217	9	{acting by electric discharge; Electrostatic precipitators therefor}	F02M35/02	F02M35/02		53
F02M35/0218	9	{acting by absorption or adsorption; trapping or removing vapours or liquids, e.g. originating from fuel}	F02M35/02	F02M35/02		207
F02M35/022	9	acting by gravity, by centrifugal, or by other inertial forces, e.g. with moistened walls	F02M35/022	F02M35/022		614
F02M35/0223	10	{by centrifugal forces, e.g. cyclones}	F02M35/022	F02M35/022		276
F02M35/0226	10	{by gravity or by mass inertia, e.g. labyrinths, deflectors}	F02M35/022	F02M35/022		101
F02M35/024	9	using filters, e.g. moistened (F02M35/026 takes precedence; cleaning of the filtering material F02M35/08)	F02M35/024	F02M35/024		2599
F02M35/02408	10	{Manufacturing filter elements}	F02M35/024	F02M35/024		105
F02M35/02416	10	{Fixing, mounting, supporting or arranging filter elements; Filter element cartridges}	F02M35/024	F02M35/024		968
F02M35/02425	11	{Support structures increasing the stability or stiffness of the filter element}	F02M35/024	F02M35/024		173
F02M35/02433	11	{Special alignment with respect to the air intake flow, e.g. angled or in longitudinal flow direction}	F02M35/024	F02M35/024		135
F02M35/02441	10	{Materials or structure of filter elements, e.g. foams}	F02M35/024	F02M35/024		293
F02M35/0245	11	{Pleated, folded, corrugated filter elements, e.g. made of paper}	F02M35/024	F02M35/024		341
F02M35/02458	11	{consisting of multiple layers, e.g. coarse and fine filters; Coatings; Impregnations; Wet or moistened filter elements}	F02M35/024	F02M35/024		170
F02M35/02466	11	{Meshes; Grids; Perforated plates}	F02M35/024	F02M35/024		203
F02M35/02475	10	{characterised by the shape of the filter element}	F02M35/024	F02M35/024		112
F02M35/02483	11	{Cylindrical, conical, oval, spherical or the like filter elements; wounded filter elements}	F02M35/024	F02M35/024		734
F02M35/02491	11	{Flat filter elements, e.g. rectangular}	F02M35/024	F02M35/024		340
F02M35/026	9	acting by guiding the air over or through an oil or other liquid bath, e.g. combined with filters	F02M35/026	F02M35/026		426
F02M35/04	9	specially arranged with respect to engine {, to intake system or specially adapted to vehicle}; Mounting thereon {; Combinations with other devices (combined with silencers F02M35/14)}	F02M35/04	F02M35/04		951
F02M35/042	10	{combined with other devices, e.g. heaters (F02M35/021, F02M35/06, F02M35/14 take precedence); for use other than engine air intake cleaning, e.g. air intake filters arranged in the fuel vapour recovery system}	F02M35/04	F02M35/04		285
F02M35/044	10	{Special arrangements of cleaners in or with respect to the air intake system, e.g. in the intake plenum, in ducts or with respect to carburettors}	F02M35/04	F02M35/04		147
F02M35/046	11	{Inline cleaners, i.e. the cleaner being arranged along the length of a wall of a pipe or manifold}	F02M35/04	F02M35/04		13
F02M35/048	10	{Arranging or mounting on or with respect to engines or vehicle bodies}	F02M35/04	F02M35/04		331
F02M35/06	10	combined or associated with engine&apos;s cooling blower or fan, or with flywheel	F02M35/06	F02M35/06		180
F02M35/08	9	with means for removing dust, {particles or liquids} from cleaners; with means for indicating clogging; with by-pass means; {Regeneration of cleaners}	F02M35/08	F02M35/08		569
F02M35/082	10	{By-pass means}	F02M35/08	F02M35/08		49
F02M35/084	10	{Dust collection chambers or discharge sockets, e.g. chambers fed by gravity or closed by a valve}	F02M35/08	F02M35/08		266
F02M35/086	10	{Dust removal by flushing, blasting, pulsating or aspirating flow, washing or the like; Mechanical dust removal, e.g. by using scrapers}	F02M35/08	F02M35/08		425
F02M35/088	10	{Water, snow or ice proofing; Separation or drainage of water, snow or ice}	F02M35/08	F02M35/08		362
F02M35/09	10	Clogging indicators {; Diagnosis or testing of air cleaners (sensors therefore F02M35/10373)}	F02M35/09	F02M35/09		470
F02M35/10	8	Air intakes; Induction systems	F02M35/10	F02M35/10		831
F02M35/10006	9	{characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber}	F02M35/10	F02M35/10		349
F02M35/10013	10	{Means upstream of the air filter; Connection to the ambient air}	F02M35/10	F02M35/10		865
F02M35/10019	10	{Means upstream of the fuel injection system, carburettor or plenum chamber (F02M35/10013 takes precedence)}	F02M35/10	F02M35/10		392
F02M35/10026	10	{Plenum chambers}	F02M35/10	F02M35/10		149
F02M35/10032	11	{specially shaped or arranged connecting duct between carburettor or air inlet duct and the plenum chamber; specially positioned carburettors or throttle bodies with respect to the plenum chamber}	F02M35/10	F02M35/10		362
F02M35/10039	11	{Intake ducts situated partly within or on the plenum chamber housing}	F02M35/10	F02M35/10		372
F02M35/10045	11	{Multiple plenum chambers; Plenum chambers having inner separation walls (for V-engines F02M35/116; for resonance charging F02B27/02)}	F02M35/10	F02M35/10		417
F02M35/10052	11	{special shapes or arrangements of plenum chambers; Constructional details}	F02M35/10	F02M35/10		531
F02M35/10059	11	{Swirl chamber upstream of the plenum chamber}	F02M35/10	F02M35/10		35
F02M35/10065	11	{Valves arranged in the plenum chamber}	F02M35/10	F02M35/10		183
F02M35/10072	10	{Intake runners}	F02M35/10	F02M35/10		685
F02M35/10078	10	{Connections of intake systems to the engine}	F02M35/10	F02M35/10		500
F02M35/10085	11	{having a connecting piece, e.g. a flange, between the engine and the air intake being foreseen with a throttle valve, fuel injector, mixture ducts or the like}	F02M35/10	F02M35/10		574
F02M35/10091	9	{characterised by details of intake ducts: shapes; connections; arrangements (ducts within or on the plenum chamber F02M35/10039)}	F02M35/10	F02M35/10		750
F02M35/10098	10	{Straight ducts}	F02M35/10	F02M35/10		143
F02M35/10104	10	{Substantially vertically arranged ducts}	F02M35/10	F02M35/10		85
F02M35/10111	10	{Substantially V-, C- or U-shaped ducts in direction of the flow path}	F02M35/10	F02M35/10		464
F02M35/10118	10	{with variable cross-sections of intake ducts along their length; Venturis; Diffusers}	F02M35/10	F02M35/10		584
F02M35/10124	10	{Ducts with special cross-sections, e.g. non-circular cross-section}	F02M35/10	F02M35/10		283
F02M35/10131	10	{Ducts situated in more than one plane; Ducts of one plane crossing ducts of another plane}	F02M35/10	F02M35/10		211
F02M35/10137	10	{Flexible ducts, e.g. bellows or hoses}	F02M35/10	F02M35/10		475
F02M35/10144	10	{Connections of intake ducts to each other or to another device}	F02M35/10	F02M35/10		1230
F02M35/1015	9	{characterised by the engine type (engine intake manifolds F02M35/104)}	F02M35/10	F02M35/10		62
F02M35/10157	10	{Supercharged engines}	F02M35/10	F02M35/10		1231
F02M35/10163	11	{having air intakes specially adapted to selectively deliver naturally aspirated fluid or supercharged fluid}	F02M35/10	F02M35/10		152
F02M35/1017	10	{Small engines, e.g. for handheld tools, or model engines; Single cylinder engines}	F02M35/10	F02M35/10		231
F02M35/10177	10	{Engines having multiple fuel injectors or carburettors per cylinder}	F02M35/10	F02M35/10		121
F02M35/10183	10	{Engines having intake ducts fed from a separate carburettor or injector, the idling system being considered as a separate carburettor}	F02M35/10	F02M35/10		221
F02M35/1019	10	{Two-stroke engines; Reverse-flow scavenged or cross scavenged engines}	F02M35/10	F02M35/10		291
F02M35/10196	10	{Carburetted engines}	F02M35/10	F02M35/10		346
F02M35/10203	10	{Rotary, e.g. "Wankel", engines; Engines with cylinders in star arrangement; Radial piston engines; W-engines (F02M35/112 and F02M35/116 take precedence)}	F02M35/10	F02M35/10		57
F02M35/10209	9	{Fluid connections to the air intake system; their arrangement of pipes, valves or the like}	F02M35/10	F02M35/10		320
F02M35/10216	10	{Fuel injectors; Fuel pipes or rails; Fuel pumps or pressure regulators}	F02M35/10	F02M35/10		1052
F02M35/10222	10	{Exhaust gas recirculation [EGR]; Positive crankcase ventilation [PCV]; Additional air admission, lubricant or fuel vapour admission}	F02M35/10	F02M35/10		2173
F02M35/10229	10	{the intake system acting as a vacuum or overpressure source for auxiliary devices, e.g. brake systems; Vacuum chambers (air storage chamber F02B21/00)}	F02M35/10	F02M35/10		454
F02M35/10236	10	{Overpressure or vacuum relief means; Burst protection}	F02M35/10	F02M35/10		125
F02M35/10242	9	{Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts (filters F02M35/02; silencers F02M35/12 and F02M35/14; air coolers F02B29/04; heaters F02M31/00; air storage tanks F02B21/00; compressors F02B33/00; sensors F02M35/10373)}	F02M35/10	F02M35/10		390
F02M35/10249	10	{Electrical or electronic devices fixed to the intake system; Electric wiring (electric heaters F02M31/12; sensors F02M35/10373)}	F02M35/10	F02M35/10		331
F02M35/10255	10	{Arrangements of valves; Multi-way valves (F02M35/10032 takes precedence; valves in the plenum chamber F02M35/10065; check valves F02M35/10275)}	F02M35/10	F02M35/10		1309
F02M35/10262	10	{Flow guides, obstructions, deflectors or the like (for generating a charge motion in the cylinder F02B31/00; for re-atomising condensed fuel or homogenising fuel-air mixture F02M29/00)}	F02M35/10	F02M35/10		1426
F02M35/10268	10	{Heating, cooling or thermal insulating means (air coolers F02B29/04; thermal treatment of combustion-air, fuel or fuel-air mixture F02M31/00; details of the throttle valve housing F02D9/1035)}	F02M35/10	F02M35/10		891
F02M35/10275	10	{Means to avoid a change in direction of incoming fluid, e.g. all intake ducts diverging from plenum chamber at acute angles; Check valves; Flame arrestors for backfire prevention}	F02M35/10	F02M35/10		321
F02M35/10281	10	{Means to remove, re-atomise or redistribute condensed fuel; Means to avoid fuel particles from separating from the mixture (apparatus for re-atomising condensed fuel or homogenising fuel-air mixture F02M29/00; other apparatus for treating combustion-air, fuel or fuel-air mixture F02M33/00)}	F02M35/10	F02M35/10		189
F02M35/10288	10	{Air intakes combined with another engine part, e.g. cylinder head cover or being cast in one piece with the exhaust manifold, cylinder head or engine block}	F02M35/10	F02M35/10		432
F02M35/10295	10	{Damping means, e.g. tranquillising chamber to dampen air oscillations (intake silencers F02M35/12)}	F02M35/10	F02M35/10		302
F02M35/10301	10	{Flexible, resilient, pivotally or movable parts; Membranes (F02M35/10255 and F02M35/10032 take precedence)}	F02M35/10	F02M35/10		402
F02M35/10308	10	{Equalizing conduits, e.g. between intake ducts or between plenum chambers}	F02M35/10	F02M35/10		144
F02M35/10314	9	{Materials for intake systems (for sound damping F02M35/12; for air cleaners F02M35/02)}	F02M35/10	F02M35/10		44
F02M35/10321	10	{Plastics; Composites; Rubbers}	F02M35/10	F02M35/10		1266
F02M35/10327	10	{Metals; Alloys (catalysts F02M27/02)}	F02M35/10	F02M35/10		293
F02M35/10334	10	{Foams; Fabrics; Porous media; Laminates; Ceramics; Coatings}	F02M35/10	F02M35/10		207
F02M35/1034	9	{Manufacturing and assembling intake systems}	F02M35/10	F02M35/10		161
F02M35/10347	10	{Moulding, casting or the like}	F02M35/10	F02M35/10		700
F02M35/10354	10	{Joining multiple sections together (joining plastic materials together in general B29C65/00)}	F02M35/10	F02M35/10		530
F02M35/1036	11	{by welding, bonding or the like (welding plastic materials together in general B29C65/02)}	F02M35/10	F02M35/10		370
F02M35/10367	10	{Machining, e.g. milling, grinding, punching, sanding; Bending; Surface treatments}	F02M35/10	F02M35/10		54
F02M35/10373	9	{Sensors for intake systems (throttle position sensors F02D9/105)}	F02M35/10	F02M35/10		263
F02M35/1038	10	{for temperature or pressure}	F02M35/10	F02M35/10		676
F02M35/10386	10	{for flow rate (air flow meters in air cleaners F02M35/021; circuit arrangements for generating control signals by measuring intake air flow F02D41/18)}	F02M35/10	F02M35/10		471
F02M35/10393	10	{for characterising a multi-component mixture, e.g. for the composition such as humidity, density or viscosity}	F02M35/10	F02M35/10		149
F02M35/104	9	Intake manifolds	F02M35/104	F02M35/104		1528
F02M35/1042	10	{characterised by provisions to avoid mixture or air supply from one plenum chamber to two successively firing cylinders}	F02M35/104	F02M35/104		48
F02M35/1045	10	{characterised by the charge distribution between the cylinders/combustion chambers or its homogenisation}	F02M35/104	F02M35/104		273
F02M35/1047	10	{characterised by some cylinders being fed from one side of engine block and the other cylinders being fed from the other side of engine block}	F02M35/104	F02M35/104		35
F02M35/108	10	with primary and secondary intake passages	F02M35/108	F02M35/108		669
F02M35/1085	11	{the combustion chamber having multiple intake valves (modifying induction systems for imparting a rotation to the charge in the cylinder and having multiple air inlets F02B31/08; shape or arrangement of intake or exhaust channels in cylinder heads F02F1/42)}	F02M35/108	F02M35/108		475
F02M35/112	10	for engines with cylinders all in one line	F02M35/112	F02M35/112		1287
F02M35/116	10	for engines with cylinders in V-arrangement or arranged oppositely relative to the main shaft	F02M35/116	F02M35/116		963
F02M35/1165	11	{Boxer or pancake engines}	F02M35/116	F02M35/116		69
F02M35/12	8	Intake silencers {; Sound modulation, transmission or amplification (intake silencers also used as exhaust silencer F01N13/007; filters for compressors F04B39/16)}	F02M35/12	F02M35/12		320
F02M35/1205	9	{Flow throttling or guiding}	F02M35/12	F02M35/12		99
F02M35/1211	10	{by using inserts in the air intake flow path, e.g. baffles, throttles or orifices; Flow guides (F02M35/1244 takes precedence)}	F02M35/12	F02M35/12		404
F02M35/1216	10	{by using a plurality of holes, slits, protrusions, perforations, ribs or the like; Surface structures; Turbulence generators}	F02M35/12	F02M35/12		485
F02M35/1222	10	{by using adjustable or movable elements, e.g. valves, membranes, bellows, expanding or shrinking elements}	F02M35/12	F02M35/12		395
F02M35/1227	10	{by using multiple air intake flow paths, e.g. bypass, honeycomb or pipes opening into an expansion chamber}	F02M35/12	F02M35/12		335
F02M35/1233	10	{by using expansion chambers in the air intake flow path}	F02M35/12	F02M35/12		231
F02M35/1238	10	{by using secondary connections to the ambient, e.g. covered by a membrane or a porous member}	F02M35/12	F02M35/12		56
F02M35/1244	9	{using interference; Masking or reflecting sound}	F02M35/12	F02M35/12		99
F02M35/125	10	{by using active elements, e.g. speakers}	F02M35/12	F02M35/12		93
F02M35/1255	9	{using resonance}	F02M35/12	F02M35/12		655
F02M35/1261	10	{Helmholtz resonators}	F02M35/12	F02M35/12		299
F02M35/1266	10	{comprising multiple chambers or compartments}	F02M35/12	F02M35/12		439
F02M35/1272	9	{using absorbing, damping, insulating or reflecting materials, e.g. porous foams, fibres, rubbers, fabrics, coatings or membranes}	F02M35/12	F02M35/12		469
F02M35/1277	9	{Reinforcement of walls, e.g. with ribs or laminates; Walls having air gaps or additional sound damping layers}	F02M35/12	F02M35/12		190
F02M35/1283	9	{Manufacturing or assembly; Connectors; Fixations}	F02M35/12	F02M35/12		306
F02M35/1288	9	{combined with or integrated into other devices (F02M35/14 takes precedence); Plurality of air intake silencers (F02M35/1266 takes precedence)}	F02M35/12	F02M35/12		201
F02M35/1294	9	{Amplifying, modulating, tuning or transmitting sound, e.g. directing sound to the passenger cabin; Sound modulation}	F02M35/12	F02M35/12		140
F02M35/14	8	Combined air cleaners and silencers	F02M35/14	F02M35/14		983
F02M35/16	8	characterised by use in vehicles	F02M35/16	F02M35/16		487
F02M35/161	9	{Arrangement of the air intake system in the engine compartment, e.g. with respect to the bonnet or the vehicle front face}	F02M35/16	F02M35/16		573
F02M35/162	9	{Motorcycles; All-terrain vehicles, e.g. quads, snowmobiles; Small vehicles, e.g. forklifts}	F02M35/16	F02M35/16		885
F02M35/164	9	{Heavy duty vehicles, e.g. trucks, trains, agricultural or construction machines}	F02M35/16	F02M35/16		354
F02M35/165	9	{Marine vessels; Ships; Boats}	F02M35/16	F02M35/16		70
F02M35/167	10	{having outboard engines; Jet-skis}	F02M35/16	F02M35/16		314
F02M35/168	11	{with means, e.g. valves, to prevent water entry}	F02M35/16	F02M35/16		155
F02M37/00	7	Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines	F02M37/00	F02M37/00		950
F02M37/0011	8	{Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor}	F02M37/00	F02M37/00		519
F02M37/0017	9	{related to fuel pipes or their connections, e.g. joints or sealings (F02M55/004 takes precedence)}	F02M37/00	F02M37/00		1072
F02M37/0023	9	{Valves in the fuel supply and return system}	F02M37/00	F02M37/00		1497
F02M37/0029	10	{Pressure regulator in the low pressure fuel system (pressure regulator in low-pressure injection apparatus F02M69/54)}	F02M37/00	F02M37/00		676
F02M37/0035	10	{Thermo sensitive valves}	F02M37/00	F02M37/00		159
F02M37/0041	9	{Means for damping pressure pulsations (equalisation of pulses in positive displacement pumps F04B1/00; devices for damping fluid pulsations in pipes F16L55/04)}	F02M37/00	F02M37/00		477
F02M37/0047	8	{Layout or arrangement of systems for feeding fuel (fuel injection apparatus characterised by their conduits and venting means F02M55/00; fuel injection apparatus having a common rail F02M63/0225; arrangement of fuel conduits of low pressure fuel injection apparatus F02M69/462)}	F02M37/00	F02M37/00		1393
F02M37/0052	9	{Details on the fuel return circuit; Arrangement of pressure regulators}	F02M37/00	F02M37/00		1530
F02M37/0058	10	{Returnless fuel systems, i.e. the fuel return lines are not entering the fuel tank}	F02M37/00	F02M37/00		252
F02M37/0064	9	{for engines being fed with multiple fuels or fuels having special properties, e.g. bio-fuels; varying the fuel composition (controlling engines working with pluralities of fuels F02D19/06)}	F02M37/00	F02M37/00		764
F02M37/007	9	{characterised by its use in vehicles, in stationary plants or in small engines, e.g. hand held tools}	F02M37/00	F02M37/00		700
F02M37/0076	8	{Details of the fuel feeding system related to the fuel tank (vehicle fuel tanks B60K15/03)}	F02M37/00	F02M37/00		782
F02M37/0082	9	{Devices inside the fuel tank other than fuel pumps or filters (electrical pumps submerged in fuel tanks F02M37/10, jet pumps F02M37/025)}	F02M37/00	F02M37/00		761
F02M37/0088	9	{Multiple separate fuel tanks or tanks being at least partially partitioned}	F02M37/00	F02M37/00		848
F02M37/0094	10	{Saddle tanks; Tanks having partition walls}	F02M37/00	F02M37/00		329
F02M37/02	8	Feeding by means of suction apparatus, e.g. by air flow through carburettors (by driven pumps F02M37/04)	F02M37/02	F02M37/02		1099
F02M37/025	9	{Feeding by means of a liquid fuel-driven jet pump (jet pumps per seF04F)}	F02M37/02	F02M37/02		601
F02M37/04	8	Feeding by means of driven pumps	F02M37/04	F02M37/04		1502
F02M37/041	9	{Arrangements for driving gear-type pumps}	F02M37/04	F02M37/04		136
F02M37/043	9	{Arrangements for driving reciprocating piston-type pumps}	F02M37/04	F02M37/04		189
F02M37/045	9	{Arrangements for driving rotary positive-displacement pumps}	F02M37/04	F02M37/04		114
F02M37/046	9	{Arrangements for driving diaphragm-type pumps}	F02M37/04	F02M37/04		144
F02M37/048	9	{Arrangements for driving regenerative pumps, i.e. side-channel pumps}	F02M37/04	F02M37/04		212
F02M37/06	9	mechanically driven	F02M37/06	F02M37/06		311
F02M37/08	9	electrically driven	F02M37/08	F02M37/08		1773
F02M2037/082	10	{Details of the entry of the current supply lines into the pump housing, e.g. wire connectors, grommets, plugs or sockets}	F02M37/08	F02M37/08		174
F02M2037/085	10	{Electric circuits therefor}	F02M37/08	F02M37/08		320
F02M2037/087	11	{Controlling fuel pressure valve}	F02M37/08	F02M37/08		104
F02M37/10	10	submerged in fuel, e.g. in reservoir	F02M37/10	F02M37/10		1019
F02M37/103	11	{Mounting pumps on fuel tanks}	F02M37/10	F02M37/10		745
F02M37/106	11	{the pump being installed in a sub-tank}	F02M37/10	F02M37/10		981
F02M37/12	9	fluid-driven, e.g. by compressed combustion-air	F02M37/12	F02M37/12		220
F02M37/14	9	the pumps being combined with other apparatus	F02M37/14	F02M37/14		388
F02M37/16	9	characterised by provision of personally-, e.g. manually-, operated pumps	F02M37/16	F02M37/16		232
F02M37/18	9	characterised by provision of main and auxiliary pumps	F02M37/18	F02M37/18		573
F02M37/20	8	characterised by means for preventing vapour lock	F02M37/20	F02M37/20		1182
F02M37/22	8	Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system	F02M37/22	F02M37/22		852
F02M37/24	9	characterised by water separating means	F02M37/24	F02M37/24		782
F02M37/26	10	with water detection means	F02M37/26	F02M37/26		188
F02M37/28	11	with means activated by the presence of water, e.g. alarms or means for automatic drainage	F02M37/28	F02M37/28		427
F02M37/30	9	characterised by heating means	F02M37/30	F02M37/30		820
F02M37/32	9	characterised by filters or filter arrangements	F02M37/32	F02M37/32		1331
F02M37/34	10	by the filter structure, e.g. honeycomb, mesh or fibrous	F02M37/34	F02M37/34		860
F02M37/36	10	with bypass means	F02M37/36	F02M37/36		142
F02M37/38	10	with regeneration means	F02M37/38	F02M37/38		112
F02M37/40	10	with means for detection of clogging	F02M37/40	F02M37/40		178
F02M37/42	10	Installation or removal of filters	F02M37/42	F02M37/42		664
F02M37/44	10	Filters structurally associated with pumps	F02M37/44	F02M37/44		757
F02M37/46	10	Filters structurally associated with pressure regulators	F02M37/46	F02M37/46		306
F02M37/48	10	Filters structurally associated with fuel valves	F02M37/48	F02M37/48		319
F02M37/50	10	Filters arranged in or on fuel tanks	F02M37/50	F02M37/50		843
F02M37/52	10	using magnetic means	F02M37/52	F02M37/52		92
F02M37/54	9	characterised by air purging means (having priming pumps F02M37/16)	F02M37/54	F02M37/54		406
F02M39/00	7	Arrangements of fuel-injection apparatus with respect to engines; Pump drives adapted to such arrangements (fuel-injection apparatus in which injection pumps are driven, or injectors are actuated, by the pressure in engine working cylinders, or by impact of engine working piston F02M49/00; arrangements of injectors F02M61/14)<br><br><u>NOTE</u><br><br> Low-pressure fuel injection is classified in groups F02M51/00, F02M69/00 or F02M71/00. 	F02M39/00	F02M39/00		346
F02M39/005	8	{Arrangements of fuel feed-pumps with respect to fuel injection apparatus (F02M37/00 takes precedence)}	F02M39/00	F02M39/00		177
F02M39/02	8	Arrangements of fuel-injection apparatus to facilitate the driving of pumps; Arrangements of fuel-injection pumps; Pump drives	F02M39/02	F02M39/02		658
F02M41/00	7	Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor	F02M41/00	F02M41/00		81
F02M41/02	8	the distributor being spaced from pumping elements	F02M41/02	F02M41/02		21
F02M41/04	9	the distributor reciprocating	F02M41/04	F02M41/04		50
F02M41/042	10	{by means of mechanical drive}	F02M41/04	F02M41/04		39
F02M41/045	10	{by means of hydraulic or pneumatic drive}	F02M41/04	F02M41/04		1
F02M41/047	10	{by means of electric drive}	F02M41/04	F02M41/04		8
F02M41/06	9	the distributor rotating	F02M41/06	F02M41/06		287
F02M41/063	10	{the distributor and rotary valve controlling fuel passages to pumping elements being combined}	F02M41/06	F02M41/06		50
F02M41/066	11	{Arrangements for adjusting the rotary valve-distributor}	F02M41/06	F02M41/06		29
F02M41/08	8	the distributor and pumping elements being combined	F02M41/08	F02M41/08		350
F02M41/10	9	pump pistons acting as the distributor	F02M41/10	F02M41/10		27
F02M41/12	10	the pistons rotating to act as the distributor	F02M41/12	F02M41/12		159
F02M41/121	11	{with piston arranged axially to driving shaft (F02M41/123 takes precedence)}	F02M41/12	F02M41/12		121
F02M41/122	11	{with piston arranged radially to driving shaft (F02M41/123 takes precedence)}	F02M41/12	F02M41/12		29
F02M41/123	11	{characterised by means for varying fuel delivery or injection timing}	F02M41/12	F02M41/12		116
F02M41/124	12	{Throttling of fuel passages to or from the pumping chamber}	F02M41/12	F02M41/12		29
F02M41/125	12	{Variably-timed valves controlling fuel passages}	F02M41/12	F02M41/12		148
F02M41/126	13	{valves being mechanically or electrically adjustable sleeves slidably mounted on rotary piston}	F02M41/12	F02M41/12		371
F02M41/127	13	{valves being fluid-actuated slide-valves, e.g. differential rotary-piston pump}	F02M41/12	F02M41/12		97
F02M41/128	12	{Varying injection timing by angular adjustment of the face-cam or the rollers support}	F02M41/12	F02M41/12		191
F02M41/14	9	rotary distributor supporting pump pistons	F02M41/14	F02M41/14		36
F02M41/1405	10	{pistons being disposed radially with respect to rotation axis}	F02M41/14	F02M41/14		245
F02M41/1411	11	{characterised by means for varying fuel delivery or injection timing}	F02M41/14	F02M41/14		548
F02M41/1416	12	{Devices specially adapted for angular adjustment of annular cam}	F02M41/14	F02M41/14		242
F02M41/1422	12	{Injection being effected by means of a free-piston displaced by the pressure of fuel}	F02M41/14	F02M41/14		82
F02M41/1427	12	{Arrangements for metering fuel admitted to pumping chambers, e.g. by shuttles or by throttle-valves}	F02M41/14	F02M41/14		162
F02M41/1433	10	{pistons being parallel to rotation axis}	F02M41/14	F02M41/14		14
F02M2041/1438	10	{Arrangements or details pertaining to the devices classified in F02M41/14 and subgroups}	F02M41/14	F02M41/14		5
F02M2041/1444	11	{Feed-pumps;  Arrangements or pressure regulation therefor}	F02M41/14	F02M41/14		23
F02M2041/145	11	{Throttle valves for metering fuel to the pumping chamber}	F02M41/14	F02M41/14		37
F02M2041/1455	11	{Shuttles per se, or shuttles associated with throttle valve for metering fuel admitted to the pumping chamber}	F02M41/14	F02M41/14		47
F02M2041/1461	11	{Axial displacement of rotor for varying piston stroke or for controlling fuel passages}	F02M41/14	F02M41/14		
F02M2041/1466	11	{Piston-stroke variation by other means than axial displacement of rotor}	F02M41/14	F02M41/14		2
F02M2041/1472	11	{Devices for limiting maximum delivery or for providing excess fuel for starting or for correcting advance at starting}	F02M41/14	F02M41/14		32
F02M2041/1477	11	{Releasing fuel pressure or adjusting quantity-time characteristics of fuel delivery, e.g. by conducting pressurised fuel to a variable volume space, an accumulator or a return conduit}	F02M41/14	F02M41/14		19
F02M2041/1483	11	{Variably timed valves controlling fuel passages, e.g. sleeve-valves mounted on the rotor}	F02M41/14	F02M41/14		18
F02M2041/1488	11	{Electric actuation of valves or other parts}	F02M41/14	F02M41/14		12
F02M2041/1494	11	{Details of cams, tappets, rotors, venting means, specially arranged valves, e.g. in the rotor}	F02M41/14	F02M41/14		31
F02M41/16	8	characterised by the distributor being fed from a constant pressure source, e.g. accumulator {or constant pressure positive displacement pumps}	F02M41/16	F02M41/16		177
F02M43/00	7	Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive	F02M43/00	F02M43/00		726
F02M43/02	8	Pumps peculiar thereto	F02M43/02	F02M43/02		217
F02M43/04	8	Injectors peculiar thereto	F02M43/04	F02M43/04		980
F02M45/00	7	Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship {(pumps having such delivery by means of delivery valves F02M59/462)}	F02M45/00	F02M45/00		253
F02M45/02	8	with each cyclic delivery being separated into two or more parts	F02M45/02	F02M45/02		272
F02M45/04	9	with a small initial part {, e.g. initial part for partial load and initial and main part for full load}	F02M45/04	F02M45/04		397
F02M45/06	10	Pumps peculiar thereto	F02M45/06	F02M45/06		259
F02M45/063	11	{Delivery stroke of piston being divided into two or more parts, e.g. by using specially shaped cams}	F02M45/06	F02M45/06		41
F02M45/066	11	{Having specially arranged spill port and spill contour on the piston (F02M45/063 takes precedence)}	F02M45/06	F02M45/06		77
F02M45/08	10	Injectors peculiar thereto	F02M45/08	F02M45/08		477
F02M45/083	11	{Having two or more closing springs acting on injection-valve}	F02M45/08	F02M45/08		174
F02M45/086	11	{Having more than one injection-valve controlling discharge orifices}	F02M45/08	F02M45/08		629
F02M45/10	9	Other injectors with multiple-part delivery, e.g. with vibrating valves	F02M45/10	F02M45/10		92
F02M45/12	8	providing a continuous {cyclic} delivery with variable pressure	F02M45/12	F02M45/12		417
F02M47/00	7	Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure (fuel- injectors actuated by the pressure in engine working cylinders F02M49/00)	F02M47/00	F02M47/00		230
F02M47/02	8	of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure	F02M47/02	F02M47/02		539
F02M47/022	9	{Mechanically actuated valves draining the chamber to release the closing pressure}	F02M47/02	F02M47/02		27
F02M47/025	9	{Hydraulically actuated valves draining the chamber to release the closing pressure}	F02M47/02	F02M47/02		142
F02M47/027	9	{Electrically actuated valves draining the chamber to release the closing pressure}	F02M47/02	F02M47/02		3473
F02M47/04	8	using fluid, other than fuel, for injection-valve actuation	F02M47/04	F02M47/04		54
F02M47/043	9	{Fluid pressure acting on injection-valve in the period of non-injection to keep it closed}	F02M47/04	F02M47/04		97
F02M47/046	9	{Fluid pressure acting on injection-valve in the period of injection to open it}	F02M47/04	F02M47/04		107
F02M47/06	8	Other fuel injectors peculiar thereto	F02M47/06	F02M47/06		99
F02M49/00	7	Fuel-injection apparatus in which injection pumps are driven or injectors are actuated, by the pressure in engine working cylinders, or by impact of engine working piston	F02M49/00	F02M49/00		18
F02M49/02	8	using the cylinder pressure, e.g. compression end pressure	F02M49/02	F02M49/02		381
F02M49/04	8	using the piston impact	F02M49/04	F02M49/04		42
F02M51/00	7	Fuel-injection apparatus characterised by being operated electrically	F02M51/00	F02M51/00		376
F02M51/005	8	{Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus}	F02M51/00	F02M51/00		1014
F02M51/02	8	specially for low-pressure fuel-injection ({F02M51/005 takes precedence;} pumpsper seF02M51/04; injectors per seF02M51/08)	F02M51/02	F02M51/02		342
F02M51/04	8	Pumps peculiar thereto	F02M51/04	F02M51/04		437
F02M51/06	8	Injectors peculiar thereto {with means directly operating the valve needle}	F02M51/06	F02M51/06		556
F02M51/0603	9	{using piezoelectric or magnetostrictive operating means}	F02M51/06	F02M51/06		1635
F02M51/0607	10	{the actuator being hollow, e.g. with needle passing through the hollow space}	F02M51/06	F02M51/06		47
F02M51/061	9	{using electromagnetic operating means}	F02M51/06	F02M51/06		1033
F02M51/0614	10	{characterised by arrangement of electromagnets or fixed armature}	F02M51/06	F02M51/06		446
F02M51/0617	11	{having two or more electromagnets}	F02M51/06	F02M51/06		126
F02M51/0621	12	{acting on one mobile armature (F02M51/0628 takes precedence)}	F02M51/06	F02M51/06		97
F02M51/0625	10	{characterised by arrangement of mobile armatures}	F02M51/06	F02M51/06		271
F02M51/0628	11	{having a stepped armature}	F02M51/06	F02M51/06		36
F02M51/0632	11	{having a spherically or partly spherically shaped armature, e.g. acting as valve body}	F02M51/06	F02M51/06		90
F02M51/0635	11	{having a plate-shaped or undulated armature not entering the winding (if entering the winding F02M51/0664)}	F02M51/06	F02M51/06		68
F02M51/0639	12	{the armature acting as a valve}	F02M51/06	F02M51/06		131
F02M51/0642	12	{the armature having a valve attached thereto}	F02M51/06	F02M51/06		28
F02M51/0646	13	{the valve being a short body, e.g. sphere or cube}	F02M51/06	F02M51/06		33
F02M51/065	14	{the valve being spherical or partly spherical}	F02M51/06	F02M51/06		102
F02M51/0653	13	{the valve being an elongated body, e.g. a needle valve}	F02M51/06	F02M51/06		300
F02M51/0657	14	{the body being hollow and its interior communicating with the fuel flow}	F02M51/06	F02M51/06		82
F02M51/066	12	{the armature and the valve being allowed to move relatively to each other or not being attached to each other}	F02M51/06	F02M51/06		149
F02M51/0664	11	{having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding}	F02M51/06	F02M51/06		183
F02M51/0667	12	{the armature acting as a valve or having a short valve body attached thereto}	F02M51/06	F02M51/06		290
F02M51/0671	12	{the armature having an elongated valve body attached thereto}	F02M51/06	F02M51/06		912
F02M51/0675	13	{the valve body having cylindrical guiding or metering portions, e.g. with fuel passages}	F02M51/06	F02M51/06		226
F02M51/0678	14	{all portions having fuel passages, e.g. flats, grooves, diameter reductions}	F02M51/06	F02M51/06		304
F02M51/0682	13	{the body being hollow and its interior communicating with the fuel flow (F02M51/0675 takes precedence)}	F02M51/06	F02M51/06		516
F02M51/0685	12	{the armature and the valve being allowed to move relatively to each other or not being attached to each other}	F02M51/06	F02M51/06		489
F02M51/0689	10	{and permanent magnets (F02M51/0696 takes precedence)}	F02M51/06	F02M51/06		69
F02M51/0692	11	{as valve or armature return means}	F02M51/06	F02M51/06		41
F02M51/0696	10	{characterised by the use of movable windings}	F02M51/06	F02M51/06		24
F02M51/08	9	specially for low-pressure fuel-injection	F02M51/08	F02M51/08		625
F02M53/00	7	Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means	F02M53/00	F02M53/00		309
F02M53/02	8	with fuel-heating means, e.g. for vaporising	F02M53/02	F02M53/02		371
F02M53/04	8	Injectors with heating, cooling, or thermally-insulating means	F02M53/04	F02M53/04		468
F02M53/043	9	{with cooling means other than air cooling}	F02M53/04	F02M53/04		416
F02M53/046	9	{with thermally-insulating means}	F02M53/04	F02M53/04		94
F02M53/06	9	with fuel-heating means, e.g. for vaporising	F02M53/06	F02M53/06		556
F02M53/08	9	with air cooling	F02M53/08	F02M53/08		102
F02M55/00	7	Fuel-injection apparatus characterised by their fuel conduits or their venting means; {Arrangements of conduits between fuel tank and pump F02M37/00(venting in general B01D19/00)}	F02M55/00	F02M55/00		938
F02M55/001	8	{Pumps with means for preventing erosion on fuel discharge}	F02M55/00	F02M55/00		111
F02M55/002	8	{Arrangement of leakage or drain conduits in or from injectors}	F02M55/00	F02M55/00		657
F02M55/004	8	{Joints; Sealings}	F02M55/00	F02M55/00		642
F02M55/005	9	{for high pressure conduits, e.g. connected to pump outlet or to injector inlet}	F02M55/00	F02M55/00		888
F02M55/007	8	{Venting means}	F02M55/00	F02M55/00		527
F02M55/008	8	{Arrangement of fuel passages inside of injectors}	F02M55/00	F02M55/00		255
F02M55/02	8	Conduits between injection pumps and injectors {, e.g. conduits between pump and common-rail or conduits between common-rail and injectors}	F02M55/02	F02M55/02		1626
F02M55/025	9	{Common rails}	F02M55/02	F02M55/02		2234
F02M55/04	8	Means for damping vibrations {or pressure fluctuations} in injection pump inlets {or outlets}	F02M55/04	F02M55/04		995
F02M57/00	7	Fuel-injectors combined or associated with other devices	F02M57/00	F02M57/00		245
F02M57/005	8	{the devices being sensors}	F02M57/00	F02M57/00		429
F02M57/02	8	Injectors structurally combined with fuel-injection pumps	F02M57/02	F02M57/02		1198
F02M57/021	9	{the injector being of valveless type, e.g. the pump piston co-operating with a conical seat of an injection nozzle at the end of the pumping stroke}	F02M57/02	F02M57/02		145
F02M57/022	9	{characterised by the pump drive}	F02M57/02	F02M57/02		18
F02M57/023	10	{mechanical}	F02M57/02	F02M57/02		620
F02M57/024	11	{with hydraulic link for varying the piston stroke}	F02M57/02	F02M57/02		121
F02M57/025	10	{hydraulic, e.g. with pressure amplification}	F02M57/02	F02M57/02		826
F02M57/026	11	{Construction details of pressure amplifiers, e.g. fuel passages or check valves arranged in the intensifier piston or head, particular diameter relationships, stop members, arrangement of ports or conduits}	F02M57/02	F02M57/02		205
F02M57/027	10	{electric}	F02M57/02	F02M57/02		205
F02M57/028	10	{pneumatic (using engine cylinder pressure F02M49/02)}	F02M57/02	F02M57/02		34
F02M57/04	8	the devices being combustion-air intake or exhaust valves	F02M57/04	F02M57/04		138
F02M57/06	8	the devices being sparking plugs	F02M57/06	F02M57/06		390
F02M59/00	7	Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00{, e.g. rotary cylinder-block type of pumps}	F02M59/00	F02M59/00		1368
F02M59/02	8	of reciprocating-piston {or reciprocating-cylinder} type	F02M59/02	F02M59/02		903
F02M59/022	9	{having an accumulator storing pressurised fuel during pumping stroke of the piston for subsequent delivery to the injector}	F02M59/02	F02M59/02		141
F02M59/025	9	{characterised by a single piston}	F02M59/02	F02M59/02		153
F02M59/027	10	{Unit-pumps, i.e. single piston and cylinder pump-units, e.g. for cooperating with a camshaft}	F02M59/02	F02M59/02		94
F02M59/04	9	characterised by special arrangement of cylinders with respect to piston-driving shaft, e.g. arranged parallel to that shaft {or swash-plate type pumps (with rotary valve F02M59/362)}	F02M59/04	F02M59/04		275
F02M59/06	10	with cylinders arranged radially to driving shaft, e.g. in V or star arrangement	F02M59/06	F02M59/06		512
F02M59/08	9	characterised by two or more pumping elements with conjoint outlet {or several pumping elements feeding one engine cylinder (feeding common rails F02M63/0225)}	F02M59/08	F02M59/08		246
F02M59/10	9	characterised by the piston-drive	F02M59/10	F02M59/10		337
F02M59/102	10	{Mechanical drive, e.g. tappets or cams (F02M45/063 takes precedence)}	F02M59/10	F02M59/10		2174
F02M59/105	10	{hydraulic drive (F02M59/32 takes precedence)}	F02M59/10	F02M59/10		716
F02M59/107	10	{pneumatic drive, e.g. crankcase pressure drive (F02M49/00 takes precedence)}	F02M59/10	F02M59/10		397
F02M59/12	8	having other positive-displacement pumping elements, e.g. rotary	F02M59/12	F02M59/12		171
F02M59/14	9	of elastic-wall type	F02M59/14	F02M59/14		791
F02M59/16	8	characterised by having multi-stage compression of fuel	F02M59/16	F02M59/16		91
F02M59/18	8	characterised by the pumping action being achieved through release of pre-compressed springs	F02M59/18	F02M59/18		224
F02M59/20	8	Varying fuel delivery in quantity or timing	F02M59/20	F02M59/20		335
F02M59/205	9	{Quantity of fuel admitted to pumping elements being metered by an auxiliary metering device}	F02M59/20	F02M59/20		110
F02M59/22	9	Varying quantity {or timing} by adjusting cylinder-head space	F02M59/22	F02M59/22		166
F02M59/24	9	with constant-length-stroke pistons having variable effective portion of stroke	F02M59/24	F02M59/24		108
F02M59/243	10	{caused by movement of cylinders relative to their pistons}	F02M59/24	F02M59/24		185
F02M59/246	11	{Mechanisms therefor}	F02M59/24	F02M59/24		47
F02M59/26	10	caused by movements of pistons relative to their cylinders	F02M59/26	F02M59/26		577
F02M59/265	11	{characterised by the arrangement or form of spill port of spill contour on the piston (F02M45/066 takes precedence)}	F02M59/26	F02M59/26		415
F02M59/28	11	Mechanisms therefor	F02M59/28	F02M59/28		336
F02M59/30	9	with variable-length-stroke pistons {(swash-plate type pumps F02M59/04)}	F02M59/30	F02M59/30		576
F02M59/32	9	fuel delivery being controlled by means of fuel-displaced auxiliary pistons, which effect injection {(combined with rotary distributor supporting pump pistons F02M41/1422; low pressure fuel-injection F02M69/12)}	F02M59/32	F02M59/32		270
F02M59/34	9	by throttling of passages to pumping elements or of overflow passages {, e.g. throttling by means of a pressure-controlled sliding valve having liquid stop or abutment}	F02M59/34	F02M59/34		763
F02M59/36	9	by variably-timed valves controlling fuel passages {to pumping elements or overflow passages}	F02M59/36	F02M59/36		875
F02M59/361	10	{Valves being actuated mechanically}	F02M59/36	F02M59/36		149
F02M59/362	11	{Rotary valves}	F02M59/36	F02M59/36		35
F02M59/363	12	{arrangements for adjusting the rotary valve}	F02M59/36	F02M59/36		18
F02M59/365	10	{valves being actuated by the fluid pressure produced in an auxiliary pump, e.g. pumps with differential pistons; Regulated pressure of supply pump actuating a metering valve, e.g. a sleeve surrounding the pump piston}	F02M59/36	F02M59/36		151
F02M59/366	10	{Valves being actuated electrically}	F02M59/36	F02M59/36		1650
F02M59/367	11	{Pump inlet valves of the check valve type being open when actuated}	F02M59/36	F02M59/36		164
F02M59/368	11	{Pump inlet valves being closed when actuated}	F02M59/36	F02M59/36		331
F02M59/38	8	Pumps characterised by adaptations to special uses or conditions	F02M59/38	F02M59/38		132
F02M59/40	9	for reversible engines	F02M59/40	F02M59/40		13
F02M59/42	9	for starting of engines {(supply of excess fuel F02M59/447)}	F02M59/42	F02M59/42		167
F02M59/44	8	Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02&#160;-&#160;F02M59/42; {Pumps having transducers, e.g. to measure displacement of pump rack or piston}	F02M59/44	F02M59/44		2145
F02M59/442	9	{means preventing fuel leakage around pump plunger, e.g. fluid barriers}	F02M59/44	F02M59/44		513
F02M59/445	9	{Selection of particular materials}	F02M59/44	F02M59/44		333
F02M59/447	9	{means specially adapted to limit fuel delivery or to supply excess of fuel temporarily, e.g. for starting of the engine (combined with fuel pump regulating devices F02D)}	F02M59/44	F02M59/44		509
F02M59/46	9	Valves	F02M59/46	F02M59/46		803
F02M59/462	10	{Delivery valves}	F02M59/46	F02M59/46		1070
F02M59/464	10	{Inlet valves of the check valve type}	F02M59/46	F02M59/46		474
F02M59/466	10	{Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means}	F02M59/46	F02M59/46		994
F02M59/468	11	{using piezoelectric operating means}	F02M59/46	F02M59/46		147
F02M59/48	9	Assembling; Disassembling; Replacing	F02M59/48	F02M59/48		875
F02M59/485	10	{Means for fixing delivery valve casing and barrel to each other or to pump casing}	F02M59/48	F02M59/48		176
F02M61/00	7	Fuel-injectors not provided for in groups F02M39/00&#160;-&#160;F02M57/00 or F02M67/00	F02M61/00	F02M61/00		529
F02M61/02	8	of valveless type	F02M61/02	F02M61/02		177
F02M61/04	8	having valves {, e.g. having a plurality of valves in series}	F02M61/04	F02M61/04		583
F02M61/042	9	{The valves being provided with fuel passages}	F02M61/04	F02M61/04		428
F02M61/045	10	{The valves being provided with fuel discharge orifices}	F02M61/04	F02M61/04		155
F02M61/047	9	{the valves being formed by deformable nozzle parts, e.g. flexible plates or discs with fuel discharge orifices}	F02M61/04	F02M61/04		136
F02M61/06	9	the valves being furnished at seated ends with pintle or plug shaped extensions	F02M61/06	F02M61/06		597
F02M61/08	9	the valves opening in direction of fuel flow {(F02M61/047 takes precedence)}	F02M61/08	F02M61/08		1545
F02M61/10	9	Other injectors with elongated valve bodies, i.e. of needle-valve type	F02M61/10	F02M61/10		2195
F02M61/12	10	characterised by the provision of guiding or centring means for valve bodies	F02M61/12	F02M61/12		881
F02M61/14	8	Arrangements of injectors with respect to engines; Mounting of injectors	F02M61/14	F02M61/14		2541
F02M61/145	9	{the injection nozzle opening into the air intake conduit}	F02M61/14	F02M61/14		446
F02M61/16	8	Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02&#160;-&#160;F02M61/14	F02M61/16	F02M61/16		1698
F02M61/161	9	{Means for adjusting injection-valve lift}	F02M61/16	F02M61/16		417
F02M61/162	9	{Means to impart a whirling motion to fuel upstream or near discharging orifices}	F02M61/16	F02M61/16		691
F02M61/163	10	{Means being injection-valves with helically or spirally shaped grooves}	F02M61/16	F02M61/16		281
F02M61/165	9	{Filtering elements specially adapted in fuel inlets to injector}	F02M61/16	F02M61/16		640
F02M61/166	9	{Selection of particular materials}	F02M61/16	F02M61/16		937
F02M61/167	9	{Means for compensating clearance or thermal expansion}	F02M61/16	F02M61/16		486
F02M61/168	9	{Assembling; Disassembling; Manufacturing; Adjusting}	F02M61/16	F02M61/16		2559
F02M61/18	9	Injection nozzles, e.g. having valve seats; {Details of valve member seated ends, not otherwise provided for}	F02M61/18	F02M61/18		2191
F02M61/1806	10	{characterised by the arrangement of discharge orifices, e.g. orientation or size}	F02M61/18	F02M61/18		1254
F02M61/1813	11	{Discharge orifices having different orientations with respect to valve member direction of movement, e.g. orientations being such that fuel jets emerging from discharge orifices collide with each other}	F02M61/18	F02M61/18		385
F02M61/182	11	{Discharge orifices being situated in different transversal planes with respect to valve member direction of movement}	F02M61/18	F02M61/18		528
F02M61/1826	11	{Discharge orifices having different sizes}	F02M61/18	F02M61/18		272
F02M61/1833	11	{Discharge orifices having changing cross sections, e.g. being divergent}	F02M61/18	F02M61/18		380
F02M61/184	11	{Discharge orifices having non circular sections}	F02M61/18	F02M61/18		251
F02M61/1846	11	{Dimensional characteristics of discharge orifices}	F02M61/18	F02M61/18		349
F02M61/1853	10	{Orifice plates}	F02M61/18	F02M61/18		829
F02M61/186	11	{Multi-layered orifice plates}	F02M61/18	F02M61/18		97
F02M61/1866	10	{Valve seats or member ends having multiple cones}	F02M61/18	F02M61/18		142
F02M61/1873	10	{Valve seats or member ends having circumferential grooves or ridges, e.g. toroidal}	F02M61/18	F02M61/18		254
F02M61/188	10	{Spherical or partly spherical shaped valve member ends}	F02M61/18	F02M61/18		423
F02M61/1886	10	{Details of valve seats not covered by groups F02M61/1866&#160;-&#160;F02M61/188}	F02M61/18	F02M61/18		368
F02M61/1893	10	{Details of valve member ends not covered by groups F02M61/1866&#160;-&#160;F02M61/188}	F02M61/18	F02M61/18		349
F02M61/20	9	Closing valves mechanically, e.g. arrangements of springs or weights {or permanent magnets; Damping of valve lift}	F02M61/20	F02M61/20		800
F02M61/205	10	{Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with damping of valve lift}	F02M61/20	F02M61/20		798
F02M63/00	7	Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00&#160;-&#160;F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00&#160;-&#160;F02M61/00 or F02M67/00; {Combination of fuel pump with other devices, e.g. lubricating oil pump}	F02M63/00	F02M63/00		1153
F02M63/0001	8	{Fuel-injection apparatus with specially arranged lubricating system, e.g. by fuel oil (lubrication of engines F01M)}	F02M63/00	F02M63/00		525
F02M63/0003	8	{Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure (having a distributor F02M41/16; low pressure fuel injection F02M69/14)}	F02M63/00	F02M63/00		107
F02M63/0005	9	{using valves actuated by fluid pressure}	F02M63/00	F02M63/00		203
F02M63/0007	9	{using electrically actuated valves (injection valves F02M51/06)}	F02M63/00	F02M63/00		482
F02M63/0008	9	{using mechanically actuated valves}	F02M63/00	F02M63/00		35
F02M63/001	8	{Fuel-injection apparatus having injection valves held closed mechanically, e.g. by springs, and opened by a cyclically-operated mechanism for a time (F02M67/12 takes precedence; operated by fluid pressure F02M47/00; operated electrically F02M51/06; opened by fuel pressure F02M61/00)}	F02M63/00	F02M63/00		171
F02M63/0012	8	{Valves (for fuel metering see the relevant groups, e.g. F02M59/34; inlet or outlet check valves for fuel injection pumps F02M59/46; for fuel injectors see the relevant groups, e.g. F02M61/00)}	F02M63/00	F02M63/00		81
F02M63/0014	9	{characterised by the valve actuating means}	F02M63/00	F02M63/00		25
F02M63/0015	10	{electrical, e.g. using solenoid}	F02M63/00	F02M63/00		708
F02M63/0017	11	{using electromagnetic operating means}	F02M63/00	F02M63/00		688
F02M63/0019	12	{characterised by the arrangement of electromagnets or fixed armatures}	F02M63/00	F02M63/00		128
F02M63/0021	12	{characterised by the arrangement of mobile armatures}	F02M63/00	F02M63/00		170
F02M63/0022	13	{the armature and the valve being allowed to move relatively to each other}	F02M63/00	F02M63/00		144
F02M63/0024	11	{in combination with permanent magnet}	F02M63/00	F02M63/00		57
F02M63/0026	11	{using piezoelectric or magnetostrictive actuators}	F02M63/00	F02M63/00		1025
F02M63/0028	10	{hydraulic}	F02M63/00	F02M63/00		94
F02M63/0029	11	{using a pilot valve controlling a hydraulic chamber}	F02M63/00	F02M63/00		177
F02M63/0031	9	{characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details}	F02M63/00	F02M63/00		218
F02M63/0033	10	{Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat}	F02M63/00	F02M63/00		190
F02M63/0035	11	{Poppet valves, i.e. having a mushroom-shaped valve member that moves perpendicularly to the plane of the valve seat}	F02M63/00	F02M63/00		239
F02M63/0036	11	{with spherical or partly spherical shaped valve member ends}	F02M63/00	F02M63/00		326
F02M63/0038	10	{rotary}	F02M63/00	F02M63/00		39
F02M63/004	10	{Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing}	F02M63/00	F02M63/00		512
F02M63/0042	11	{combined with valve seats of the lift valve type}	F02M63/00	F02M63/00		71
F02M63/0043	10	{Two-way valves}	F02M63/00	F02M63/00		334
F02M63/0045	10	{Three-way valves}	F02M63/00	F02M63/00		380
F02M63/0047	10	{Four-way valves or valves with more than four ways}	F02M63/00	F02M63/00		82
F02M63/0049	10	{Combined valve units, e.g. for controlling pumping chamber and injection valve}	F02M63/00	F02M63/00		150
F02M63/005	10	{Pressure relief valves}	F02M63/00	F02M63/00		412
F02M63/0052	11	{with means for adjusting the opening pressure, e.g. electrically controlled}	F02M63/00	F02M63/00		176
F02M63/0054	10	{Check valves (F02M59/462, F02M59/464 take precedence)}	F02M63/00	F02M63/00		254
F02M63/0056	10	{Throttling valves, e.g. having variable opening positions throttling the flow}	F02M63/00	F02M63/00		155
F02M63/0057	9	{Means for avoiding fuel contact with valve actuator, e.g. isolating actuators by using bellows or diaphragms}	F02M63/00	F02M63/00		109
F02M63/0059	9	{Arrangements of valve actuators}	F02M63/00	F02M63/00		21
F02M63/0061	10	{Single actuator acting on two or more valve bodies}	F02M63/00	F02M63/00		97
F02M63/0063	10	{Two or more actuators acting on a single valve body}	F02M63/00	F02M63/00		61
F02M63/0064	10	{Two or more actuators acting on two or more valve bodies}	F02M63/00	F02M63/00		104
F02M63/0066	10	{Combination of electromagnetic and piezoelectric or magnetostrictive actuators}	F02M63/00	F02M63/00		7
F02M63/0068	10	{Actuators specially adapted for partial and full opening of the valves}	F02M63/00	F02M63/00		46
F02M63/007	9	{Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014&#160;-&#160;F02M63/0059}	F02M63/00	F02M63/00		200
F02M63/0071	10	{characterised by guiding or centering means in valves including the absence of any guiding means, e.g. "flying arrangements"}	F02M63/00	F02M63/00		195
F02M63/0073	10	{Pressure balanced valves}	F02M63/00	F02M63/00		175
F02M63/0075	10	{Stop members in valves, e.g. plates or disks limiting the movement of armature, valve or spring}	F02M63/00	F02M63/00		261
F02M63/0077	10	{Valve seat details}	F02M63/00	F02M63/00		204
F02M63/0078	10	{Valve member details, e.g. special shape, hollow or fuel passages in the valve member}	F02M63/00	F02M63/00		233
F02M63/008	11	{Hollow valve members, e.g. members internally guided}	F02M63/00	F02M63/00		205
F02M63/02	8	Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively	F02M63/02	F02M63/02		263
F02M63/0205	9	{for cutting-out pumps or injectors in case of abnormal operation of the engine or the injection apparatus, e.g. over-speed, break-down of fuel pumps or injectors (safety devices acting on engine fuel system on lubricant pressure failure F01M1/24); for cutting-out pumps for stopping the engine}	F02M63/02	F02M63/02		176
F02M63/021	10	{by locking pump pistons}	F02M63/02	F02M63/02		21
F02M63/0215	10	{by draining or closing fuel conduits}	F02M63/02	F02M63/02		261
F02M63/022	10	{by acting on fuel control mechanism}	F02M63/02	F02M63/02		149
F02M63/0225	9	{Fuel-injection apparatus having a common rail feeding several injectors (F02M63/0003 takes precedence); Means for varying pressure in common rails; Pumps feeding common rails}	F02M63/02	F02M63/02		2398
F02M63/023	10	{Means for varying pressure in common rails (pressure control F02D41/3845)}	F02M63/02	F02M63/02		130
F02M63/0235	11	{by bleeding fuel pressure}	F02M63/02	F02M63/02		49
F02M63/024	12	{between the low pressure pump and the high pressure pump}	F02M63/02	F02M63/02		31
F02M63/0245	12	{between the high pressure pump and the common rail}	F02M63/02	F02M63/02		138
F02M63/025	12	{from the common rail}	F02M63/02	F02M63/02		350
F02M63/026	11	{Means for reducing the pressure in common rails at power off (pressure control F02D41/3845)}	F02M63/02	F02M63/02		25
F02M63/0265	10	{Pumps feeding common rails}	F02M63/02	F02M63/02		304
F02M63/027	11	{More than one high pressure pump feeding a single common rail}	F02M63/02	F02M63/02		88
F02M63/0275	10	{Arrangement of common rails}	F02M63/02	F02M63/02		102
F02M63/028	11	{Returnless common rail system}	F02M63/02	F02M63/02		72
F02M63/0285	11	{having more than one common rail}	F02M63/02	F02M63/02		101
F02M63/029	12	{per cylinder bank, e.g. storing different fuels or fuels at different pressure levels per cylinder bank}	F02M63/02	F02M63/02		180
F02M63/0295	12	{for V- or star- or boxer-engines}	F02M63/02	F02M63/02		58
F02M63/04	8	Fuel-injection apparatus having injection valves held closed by a cyclically-operated mechanism for a time and automatically opened by fuel pressure, e.g. constant-pressure pump or accumulator, when that mechanism releases the valve	F02M63/04	F02M63/04		46
F02M63/06	8	Use of pressure wave generated by fuel inertia to open injection valves	F02M63/06	F02M63/06		66
F02M65/00	7	Testing fuel-injection apparatus, e.g. testing injection timing {(testing of ignition F02P17/00; measuring fuel consumption G01F9/00); Cleaning of fuel-injection apparatus}	F02M65/00	F02M65/00		1547
F02M65/001	8	{Measuring fuel delivery of a fuel injector}	F02M65/00	F02M65/00		506
F02M65/002	8	{Measuring fuel delivery of multi-cylinder injection pumps}	F02M65/00	F02M65/00		165
F02M65/003	8	{Measuring variation of fuel pressure in high pressure line}	F02M65/00	F02M65/00		391
F02M65/005	8	{Measuring or detecting injection-valve lift, e.g. to determine injection timing}	F02M65/00	F02M65/00		464
F02M65/006	8	{Measuring or detecting fuel leakage of fuel injection apparatus}	F02M65/00	F02M65/00		229
F02M65/007	8	{Cleaning}	F02M65/00	F02M65/00		99
F02M65/008	9	{of injectors only}	F02M65/00	F02M65/00		238
F02M67/00	7	Apparatus in which fuel-injection is effected by means of high-pressure gas, the gas carrying the fuel into working cylinders of the engine, e.g. air-injection type (using compressed air for low-pressure fuel-injection apparatus F02M69/08)<br><br><u>NOTE</u><br><br> - in this group the following indexing codes are used: F02B2720/25	F02M67/00	F02M67/00		263
F02M67/005	8	{fuel-gas mixture being compressed in a pump for subsequent injection into the engine}	F02M67/00	F02M67/00		14
F02M67/02	8	the gas being compressed air, e.g. compressed in pumps (arrangements or adaptations of such pumps F02B)	F02M67/02	F02M67/02		371
F02M67/04	9	the air being extracted from working cylinders of the engine	F02M67/04	F02M67/04		172
F02M67/06	8	the gas being other than air, e.g. steam, combustion gas	F02M67/06	F02M67/06		89
F02M67/08	9	the gas being generated by combustion of part of fuel other than in engine working cylinders	F02M67/08	F02M67/08		3
F02M67/10	8	Injectors peculiar thereto, e.g. valve less type	F02M67/10	F02M67/10		135
F02M67/12	9	having valves	F02M67/12	F02M67/12		463
F02M67/14	8	characterised by provisions for injecting different fuels, e.g. main fuel and readily self-igniting starting fuel	F02M67/14	F02M67/14		69
F02M69/00	7	Low-pressure fuel-injection apparatus {; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel}<br><br><u>NOTE</u><br><br> - in this group the following indexing codes are used: F02B2720/15	F02M69/00	F02M69/00		1760
F02M69/002	8	{characterised by means for intermittently metering the portion of fuel injected (F02M69/12, F02M69/14 take precedence)}	F02M69/00	F02M69/00		21
F02M69/005	8	{characterised by control of air admission to the engine according to the fuel injected}	F02M69/00	F02M69/00		12
F02M69/007	9	{by means of devices using fuel pressure deviated from main fuel circuit acting on air throttle valve}	F02M69/00	F02M69/00		10
F02M69/02	8	Pumps peculiar thereto {(elastic wall type pumps F02M59/14)}	F02M69/02	F02M69/02		224
F02M69/04	8	Injectors peculiar thereto	F02M69/04	F02M69/04		405
F02M69/041	9	{having vibrating means for atomizing the fuel, e.g. with sonic or ultrasonic vibrations}	F02M69/04	F02M69/04		297
F02M69/042	9	{Positioning of injectors with respect to engine, e.g. in the air intake conduit (mounting of injectors F02M61/14)}	F02M69/04	F02M69/04		190
F02M69/043	10	{for injecting into the intake conduit upstream of an air throttle valve}	F02M69/04	F02M69/04		229
F02M69/044	10	{for injecting into the intake conduit downstream of an air throttle valve}	F02M69/04	F02M69/04		772
F02M69/045	10	{for injecting into the combustion chamber (F02M69/046 takes precedence)}	F02M69/04	F02M69/04		339
F02M69/046	10	{for injecting into both the combustion chamber and the intake conduit}	F02M69/04	F02M69/04		258
F02M69/047	9	{injectors with air chambers, e.g. communicating with atmosphere for aerating the nozzles (F02M69/325 takes precedence)}	F02M69/04	F02M69/04		366
F02M69/048	9	{having variable fuel outlets, e.g. controlled by a valve actuated by operator}	F02M69/04	F02M69/04		44
F02M69/06	8	characterised by the pressurisation of the fuel being caused by centrifugal force acting on the fuel	F02M69/06	F02M69/06		56
F02M69/08	8	characterised by the fuel being carried by compressed air into main stream of combustion-air	F02M69/08	F02M69/08		717
F02M69/10	8	peculiar to scavenged two-stroke engines, e.g. injecting into crankcase-pump chamber	F02M69/10	F02M69/10		240
F02M69/12	8	comprising a fuel-displaced free-piston for intermittently metering and supplying fuel to injection nozzles {(high-pressure fuel-injection with fuel-displaced auxiliary pistons F02M59/32)}	F02M69/12	F02M69/12		70
F02M69/125	9	{Means for varying the stroke of the free-piston}	F02M69/12	F02M69/12		87
F02M69/14	8	having cyclically-operated valves connecting injection nozzles to a source of fuel under pressure during the injection period {(high-pressure fuel injection apparatus F02M63/0003)}	F02M69/14	F02M69/14		10
F02M69/142	9	{the valves being operated by fluid impulses, e.g. using bistable fluid operated valves}	F02M69/14	F02M69/14		3
F02M69/145	9	{the valves being actuated electrically (electrically-operated injectors F02M51/06)}	F02M69/14	F02M69/14		71
F02M69/147	9	{the valves being actuated mechanically, e.g. rotating}	F02M69/14	F02M69/14		55
F02M69/16	8	characterised by means for metering continuous fuel flow to injectors or means for varying fuel pressure upstream of {continuously or intermittently operated} injectors	F02M69/16	F02M69/16		30
F02M69/18	9	the means being metering valves throttling fuel passages to injectors or by-pass valves throttling overflow passages, the metering valves being actuated by a device responsive to the engine working parameters, e.g. engine load, speed, temperature or quantity of air (the means varying fuel pressure in a fuel by-pass passage, the pressure acting on a throttle valve against the action of metered or throttled fuel pressure for variably throttling fuel flow to injection nozzles F02M69/26)	F02M69/18	F02M69/18		173
F02M69/20	10	the device being a servo-motor, e.g. using engine intake air pressure or vacuum (the actuating device comprising a member movably mounted in the air intake conduit and displaced according to the quantity of air admitted to the engine F02M69/22)	F02M69/20	F02M69/20		223
F02M69/22	10	the device comprising a member movably mounted in the air intake conduit and displaced according to the quantity of air admitted to the engine	F02M69/22	F02M69/22		270
F02M69/24	10	the device comprising a member for transmitting the movement of the air throttle valve actuated by the operator to the valves controlling fuel passages	F02M69/24	F02M69/24		92
F02M69/26	9	the means varying fuel pressure in a fuel by-pass passage, the pressure acting on a throttle valve against the action of metered or throttled fuel pressure for variably throttling fuel flow to injection nozzles, e.g. to keep constant the pressure differential at the metering valve	F02M69/26	F02M69/26		128
F02M69/28	8	characterised by means for cutting-out the fuel supply to the engine or to main injectors during certain operating periods, e.g. deceleration	F02M69/28	F02M69/28		122
F02M69/30	8	characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines	F02M69/30	F02M69/30		75
F02M69/32	9	with an air by-pass around the air throttle valve or with an auxiliary air passage, e.g. with a variably controlled valve therein	F02M69/32	F02M69/32		230
F02M69/325	10	{with an auxiliary injection nozzle therein (F02M69/34 takes precedence)}	F02M69/32	F02M69/32		36
F02M69/34	9	with an auxiliary fuel circuit supplying fuel to the engine, e.g. with the fuel pump outlet being directly connected to injection nozzles	F02M69/34	F02M69/34		103
F02M69/36	9	having an enrichment mechanism modifying fuel flow to injectors, e.g. by acting on the fuel metering device or on the valves throttling fuel passages to injection nozzles or overflow passages {(at acceleration F02M69/44)}	F02M69/36	F02M69/36		28
F02M69/38	10	using fuel pressure, e.g. by varying fuel pressure in the control chambers of the fuel metering device (the means varying fuel pressure in a fuel by-pass passage, the pressure acting on a throttle valve against the action of metered or throttled fuel pressure for variably throttling fuel flow to injection nozzles F02M69/26)	F02M69/38	F02M69/38		10
F02M69/383	11	{the fuel passing through different passages to injectors or to a drain, the pressure of fuel acting on valves to close or open selectively these passages}	F02M69/38	F02M69/38		9
F02M69/386	11	{variably controlling the pressure of the fuel by-passing the metering valves, e.g. by valves responsive to signals of temperature or oxygen sensors}	F02M69/38	F02M69/38		113
F02M69/40	10	using variably controlled air pressure, e.g. by modifying the intake air vacuum signal acting on the fuel metering device	F02M69/40	F02M69/40		104
F02M69/42	10	using other means than variable fluid pressure, e.g. acting on the fuel metering device mechanically or electrically	F02M69/42	F02M69/42		86
F02M69/44	8	characterised by means for supplying extra fuel to the engine on sudden air throttle opening, e.g. at acceleration	F02M69/44	F02M69/44		117
F02M69/46	8	Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02&#160;-&#160;F02M69/44	F02M69/46	F02M69/46		190
F02M69/462	9	{Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down}	F02M69/46	F02M69/46		299
F02M69/465	10	{of fuel rails}	F02M69/46	F02M69/46		1170
F02M69/467	9	{Devices using intake air for generating a control signal acting on fuel delivery (F02M69/125, F02M69/20, F02M69/40 take precedence)}	F02M69/46	F02M69/46		67
F02M69/48	9	Arrangement of air sensors {(F02M69/22 takes precedence)}	F02M69/48	F02M69/48		145
F02M69/50	9	Arrangement of fuel distributors {, e.g. with means for supplying equal portion of metered fuel to injectors (F02M69/147 takes precedence)}	F02M69/50	F02M69/50		379
F02M69/52	9	Arrangement of fuel metering devices {(F02M69/18 takes precedence)}	F02M69/52	F02M69/52		90
F02M69/54	9	Arrangement of fuel pressure regulators	F02M69/54	F02M69/54		677
F02M71/00	7	Combinations of carburettors and low-pressure fuel-injection apparatus	F02M71/00	F02M71/00		141
F02M71/02	8	with fuel-air mixture being produced by the carburettor and being compressed by a pump for subsequent injection into main combustion-air	F02M71/02	F02M71/02		83
F02M71/04	8	with carburettor being used at starting or idling only and injection apparatus being used during normal operation of engine {or vice versa}	F02M71/04	F02M71/04		43
F02M99/00	7	Subject matter not provided for in other groups of this subclass	F02M99/00	F02M99/00		7
F02M2200/00	7	Details of fuel-injection apparatus, not otherwise provided for	CPCONLY	F02M2200/00		19
F02M2200/02	8	Fuel-injection apparatus having means for reducing wear	CPCONLY	F02M2200/02		422
F02M2200/03	8	Fuel-injection apparatus having means for reducing or avoiding stress, e.g. the stress caused by mechanical force, by fluid pressure or by temperature variations	CPCONLY	F02M2200/03		250
F02M2200/04	8	Fuel-injection apparatus having means for avoiding effect of cavitation, e.g. erosion	CPCONLY	F02M2200/04		281
F02M2200/05	8	Fuel-injection apparatus having means for preventing corrosion	CPCONLY	F02M2200/05		64
F02M2200/06	8	Fuel-injection apparatus having means for preventing coking, e.g. of fuel injector discharge orifices or valve needles	CPCONLY	F02M2200/06		192
F02M2200/07	8	Fuel-injection apparatus having means for avoiding sticking of valve or armature, e.g. preventing hydraulic or magnetic sticking of parts	CPCONLY	F02M2200/07		111
F02M2200/08	8	Fuel-injection apparatus having special means for influencing magnetic flux, e.g. for shielding or guiding magnetic flux	CPCONLY	F02M2200/08		162
F02M2200/09	8	Fuel-injection apparatus having means for reducing noise	CPCONLY	F02M2200/09		279
F02M2200/16	8	Sealing of fuel injection apparatus not otherwise provided for	CPCONLY	F02M2200/16		799
F02M2200/18	8	Fuel-injection apparatus having means for maintaining safety not otherwise provided for	CPCONLY	F02M2200/18		105
F02M2200/185	9	means for improving crash safety	CPCONLY	F02M2200/185		77
F02M2200/20	8	Fuel-injection apparatus with permanent magnets	CPCONLY	F02M2200/20		82
F02M2200/21	8	Fuel-injection apparatus with piezoelectric or magnetostrictive elements	CPCONLY	F02M2200/21		564
F02M2200/215	9	Piezoelectric or magnetostrictive elements being able to tilt in its housing	CPCONLY	F02M2200/215		8
F02M2200/22	8	Fuel-injection apparatus with bimetallic or memory shape alloy elements	CPCONLY	F02M2200/22		27
F02M2200/24	8	Fuel-injection apparatus with sensors	CPCONLY	F02M2200/24		443
F02M2200/241	9	Acceleration or vibration sensors	CPCONLY	F02M2200/241		21
F02M2200/242	9	Displacement sensors	CPCONLY	F02M2200/242		41
F02M2200/244	9	Force sensors	CPCONLY	F02M2200/244		44
F02M2200/245	9	Position sensors, e.g. Hall sensors	CPCONLY	F02M2200/245		59
F02M2200/247	9	Pressure sensors	CPCONLY	F02M2200/247		331
F02M2200/248	9	Temperature sensors	CPCONLY	F02M2200/248		96
F02M2200/25	8	Fuel-injection apparatus with heat-expansible elements	CPCONLY	F02M2200/25		14
F02M2200/26	8	Fuel-injection apparatus with elastically deformable elements other than coil springs	CPCONLY	F02M2200/26		287
F02M2200/27	8	Fuel-injection apparatus with filters	CPCONLY	F02M2200/27		235
F02M2200/28	8	Details of throttles in fuel-injection apparatus	CPCONLY	F02M2200/28		632
F02M2200/29	8	Fuel-injection apparatus having rotating means	CPCONLY	F02M2200/29		110
F02M2200/30	8	Fuel-injection apparatus having mechanical parts, the movement of which is damped	CPCONLY	F02M2200/30		144
F02M2200/302	9	using electrical means	CPCONLY	F02M2200/302		31
F02M2200/304	9	using hydraulic means	CPCONLY	F02M2200/304		475
F02M2200/306	9	using mechanical means	CPCONLY	F02M2200/306		356
F02M2200/308	9	using pneumatic means	CPCONLY	F02M2200/308		13
F02M2200/31	8	Fuel-injection apparatus having hydraulic pressure fluctuations damping elements	CPCONLY	F02M2200/31		112
F02M2200/315	9	for damping fuel pressure fluctuations	CPCONLY	F02M2200/315		742
F02M2200/40	8	Fuel-injection apparatus with fuel accumulators, e.g. a fuel injector having an integrated fuel accumulator	CPCONLY	F02M2200/40		404
F02M2200/44	8	Valves, e.g. injectors, with valve bodies arranged side-by-side	CPCONLY	F02M2200/44		163
F02M2200/46	8	Valves, e.g. injectors, with concentric valve bodies	CPCONLY	F02M2200/46		531
F02M2200/50	8	Arrangements of springs for valves used in fuel injectors or fuel injection pumps	CPCONLY	F02M2200/50		301
F02M2200/502	9	Springs biasing the valve member to the open position	CPCONLY	F02M2200/502		75
F02M2200/505	9	Adjusting spring tension by sliding spring seats	CPCONLY	F02M2200/505		269
F02M2200/507	9	Adjusting spring tension by screwing spring seats	CPCONLY	F02M2200/507		84
F02M2200/60	8	Fuel-injection apparatus having means for facilitating the starting of engines, e.g. with valves or fuel passages for keeping residual pressure in common rails	CPCONLY	F02M2200/60		149
F02M2200/70	8	Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger	CPCONLY	F02M2200/70		36
F02M2200/701	9	mechanical	CPCONLY	F02M2200/701		159
F02M2200/702	10	with actuator and actuated element moving in different directions, e.g. in opposite directions	CPCONLY	F02M2200/702		53
F02M2200/703	9	hydraulic	CPCONLY	F02M2200/703		489
F02M2200/704	10	with actuator and actuated element moving in different directions, e.g. in opposite directions	CPCONLY	F02M2200/704		142
F02M2200/705	10	with means for filling or emptying hydraulic chamber, e.g. for compensating clearance or thermal expansion	CPCONLY	F02M2200/705		106
F02M2200/706	11	Valves for filling or emptying hydraulic chamber	CPCONLY	F02M2200/706		58
F02M2200/707	10	with means for avoiding fuel contact with actuators, e.g. isolating actuators by using bellows or diaphragms	CPCONLY	F02M2200/707		73
F02M2200/708	10	with hydraulic chambers formed by a movable sleeve	CPCONLY	F02M2200/708		52
F02M2200/80	8	Fuel injection apparatus manufacture, repair or assembly	CPCONLY	F02M2200/80		160
F02M2200/8007	9	Storing data on fuel injection apparatus, e.g. by printing, by using bar codes or EPROMs	CPCONLY	F02M2200/8007		36
F02M2200/8015	9	Provisions for assembly of fuel injection apparatus in a certain orientation, e.g. markings, notches or specially shaped sleeves other than a clip	CPCONLY	F02M2200/8015		141
F02M2200/8023	9	the assembly involving use of quick-acting mechanisms, e.g. clips	CPCONLY	F02M2200/8023		192
F02M2200/803	9	using clamp elements and fastening means; e.g. bolts or screws	CPCONLY	F02M2200/803		218
F02M2200/8038	9	the assembly involving use of adhesives, glue or the like	CPCONLY	F02M2200/8038		71
F02M2200/8046	9	the manufacture involving injection moulding, e.g. of plastic or metal	CPCONLY	F02M2200/8046		191
F02M2200/8053	9	involving mechanical deformation of the apparatus or parts thereof	CPCONLY	F02M2200/8053		273
F02M2200/8061	9	involving press-fit, i.e. interference or friction fit	CPCONLY	F02M2200/8061		305
F02M2200/8069	9	involving removal of material from the fuel apparatus, e.g. by punching, hydro-erosion or mechanical operation	CPCONLY	F02M2200/8069		226
F02M2200/8076	9	involving threaded members	CPCONLY	F02M2200/8076		248
F02M2200/8084	9	involving welding or soldering	CPCONLY	F02M2200/8084		464
F02M2200/8092	9	adjusting or calibration	CPCONLY	F02M2200/8092		140
F02M2200/85	8	Mounting of fuel injection apparatus	CPCONLY	F02M2200/85		114
F02M2200/851	9	provisions for adjusting the angular, rotational or axial position of injectors	CPCONLY	F02M2200/851		80
F02M2200/852	9	provisions for mounting the fuel injection apparatus in a certain orientation, e.g. markings or notches	CPCONLY	F02M2200/852		130
F02M2200/853	9	involving use of quick-acting mechanism, e.g. clips	CPCONLY	F02M2200/853		199
F02M2200/855	9	using clamp elements or fastening means, e.g. bolts or screws	CPCONLY	F02M2200/855		252
F02M2200/856	9	characterised by mounting injector to fuel or common rail, or vice versa	CPCONLY	F02M2200/856		305
F02M2200/857	9	characterised by mounting fuel or common rail to engine	CPCONLY	F02M2200/857		167
F02M2200/858	9	sealing arrangements between injector and engine	CPCONLY	F02M2200/858		361
F02M2200/90	8	Selection of particular materials	CPCONLY	F02M2200/90		80
F02M2200/9007	9	Ceramic materials	CPCONLY	F02M2200/9007		100
F02M2200/9015	9	Elastomeric or plastic materials	CPCONLY	F02M2200/9015		436
F02M2200/9023	9	Fibrous materials	CPCONLY	F02M2200/9023		28
F02M2200/903	9	Glass	CPCONLY	F02M2200/903		18
F02M2200/9038	9	Coatings	CPCONLY	F02M2200/9038		309
F02M2200/9046	9	Multi-layered materials	CPCONLY	F02M2200/9046		63
F02M2200/9053	9	Metals	CPCONLY	F02M2200/9053		276
F02M2200/9061	10	Special treatments for modifying the properties of metals used for fuel injection apparatus, e.g. modifying mechanical or electromagnetic properties	CPCONLY	F02M2200/9061		142
F02M2200/9069	10	Non-magnetic metals	CPCONLY	F02M2200/9069		82
F02M2200/9076	10	Non-ferrous metals	CPCONLY	F02M2200/9076		52
F02M2200/9084	9	Rheological fluids	CPCONLY	F02M2200/9084		19
F02M2200/9092	9	Sintered materials	CPCONLY	F02M2200/9092		35
F02M2200/95	8	Fuel injection apparatus operating on particular fuels, e.g. biodiesel, ethanol, mixed fuels	CPCONLY	F02M2200/95		132
F02M2200/953	9	Dimethyl ether, DME	CPCONLY	F02M2200/953		22
F02M2200/956	9	Ethanol	CPCONLY	F02M2200/956		26
F02M2547/00	7	Special features for fuel-injection valves actuated by fluid pressure	CPCONLY	F02M2547/00		4
F02M2547/001	8	Control chambers formed by movable sleeves	CPCONLY	F02M2547/001		193
F02M2547/003	8	Valve inserts containing control chamber and valve piston	CPCONLY	F02M2547/003		314
F02M2547/005	8	Fuel injectors without fuel return, i.e. the pressure in the control chamber is released into the combustion chamber with fluid flow only in one direction	CPCONLY	F02M2547/005		11
F02M2547/006	8	Springs assisting hydraulic closing force	CPCONLY	F02M2547/006		41
F02M2547/008	8	Means for influencing the flow rate out of or into a control chamber, e.g. depending on the position of the needle	CPCONLY	F02M2547/008		70
F02M2700/00	7	Supplying, feeding or preparing air, fuel, fuel air mixtures or auxiliary fluids for a combustion engine; Use of exhaust gas; Compressors for piston engines	CPCONLY	F02M2700/00		7
F02M2700/05	8	Miscellaneous constructional elements; Leakage detection	CPCONLY	F02M2700/05		543
F02M2700/055	9	Fuel distribution among injection nozzles	CPCONLY	F02M2700/055		252
F02M2700/07	8	Nozzles and injectors with controllable fuel supply	CPCONLY	F02M2700/07		425
F02M2700/071	9	Injectors having valves	CPCONLY	F02M2700/071		41
F02M2700/072	9	Injection valve actuated by engine for supply of pressurised fuel; Electrically or electromagnetically actuated injectors	CPCONLY	F02M2700/072		40
F02M2700/074	9	Injection valve actuated by fuel pressure for pressurised fuel supply	CPCONLY	F02M2700/074		588
F02M2700/075	9	Injection valve actuated by cylinder pressure or other air pressure for pressurised fuel supply	CPCONLY	F02M2700/075		186
F02M2700/077	9	Injectors having cooling or heating means	CPCONLY	F02M2700/077		315
F02M2700/078	9	Injectors combined with fuel injection pump	CPCONLY	F02M2700/078		422
F02M2700/12	8	Devices or methods for making a gas mixture for a combustion engine	CPCONLY	F02M2700/12		532
F02M2700/123	9	Fuel supply devices	CPCONLY	F02M2700/123		63
F02M2700/126	9	Devices for the supply or mixing of air and gas	CPCONLY	F02M2700/126		613
F02M2700/13	8	Special devices for making an explosive mixture; Fuel pumps	CPCONLY	F02M2700/13		417
F02M2700/1305	9	Auxiliary air supply devices for carburettors	CPCONLY	F02M2700/1305		668
F02M2700/1311	9	Devices for controlling register carburettors or for carburettors disposed in parallel	CPCONLY	F02M2700/1311		
F02M2700/1317	9	Fuel pumpo for internal combustion engines	CPCONLY	F02M2700/1317		1191
F02M2700/1323	10	Controlled diaphragm type fuel pump	CPCONLY	F02M2700/1323		577
F02M2700/1329	10	Controlled rotary fuel pump with parallel pistons or with a single piston in the extension of the driving shaft	CPCONLY	F02M2700/1329		329
F02M2700/1335	10	Fuel pump combined with the fuel injector	CPCONLY	F02M2700/1335		95
F02M2700/1341	10	Fuel pump driven by the differential pressure of a gas	CPCONLY	F02M2700/1341		116
F02M2700/1347	10	Fuel pump acting on a carburetoor; Acceleration pumps	CPCONLY	F02M2700/1347		56
F02M2700/1352	10	Fuel pump with a constant stroke piston without control means	CPCONLY	F02M2700/1352		180
F02M2700/1358	10	Fuel pump with control of fuel inlet to the pumping chamber	CPCONLY	F02M2700/1358		215
F02M2700/1364	10	Fuel pump controlled by means of a fuel return valve	CPCONLY	F02M2700/1364		246
F02M2700/137	10	Fuel pump with control of fuel outlet of pumping chamber to delivery pipe	CPCONLY	F02M2700/137		91
F02M2700/1376	10	Fuel pump with control of the pump piston stroke	CPCONLY	F02M2700/1376		234
F02M2700/1382	10	Fuel pump with control of the cylinder relative to non-rotary piston	CPCONLY	F02M2700/1382		123
F02M2700/1388	10	Fuel pump with control of the piston relative to a fixed cylinder	CPCONLY	F02M2700/1388		340
F02M2700/1394	9	Knock sensors	CPCONLY	F02M2700/1394		4
F02M2700/31	8	Use of exhaust gas of combustion engines	CPCONLY	F02M2700/31		8
F02M2700/33	8	Compressors for piston combustion engines	CPCONLY	F02M2700/33		105
F02M2700/331	9	Charging and scavenging compressors	CPCONLY	F02M2700/331		436
F02M2700/333	10	Drive thereof	CPCONLY	F02M2700/333		358
F02M2700/335	10	Control therefor	CPCONLY	F02M2700/335		89
F02M2700/336	10	Arrangements thereof on the engine	CPCONLY	F02M2700/336		220
F02M2700/338	9	Injection air compressors	CPCONLY	F02M2700/338		24
F02M2700/34	8	Measures, also constructive measures, for avoiding the generation of nixious products such as CO in the exhaust gases	CPCONLY	F02M2700/34		36
F02M2700/43	8	Arrangements for supplying air, fuel or auxiliary fluids to a combustion space of mixture compressing engines working with liquid fuel	CPCONLY	F02M2700/43		4
F02M2700/4302	9	whereby air and fuel are sucked into the mixture conduit	CPCONLY	F02M2700/4302		2
F02M2700/4304	10	working only with one fuel	CPCONLY	F02M2700/4304		
F02M2700/4307	11	without mixing chambers disposed in parallel	CPCONLY	F02M2700/4307		
F02M2700/4309	12	specially adapted for motorcycles	CPCONLY	F02M2700/4309		3
F02M2700/4311	11	with mixing chambers disposed in parallel	CPCONLY	F02M2700/4311		638
F02M2700/4314	10	with mixing chambers disposed in parallel	CPCONLY	F02M2700/4314		77
F02M2700/4316	11	without mixing chambers disposed in parallel	CPCONLY	F02M2700/4316		597
F02M2700/4319	11	with mixing chambers disposed in parallel	CPCONLY	F02M2700/4319		181
F02M2700/4321	10	working with fuel and admission of auxiliary fluids such as water, anti-knock agents, hydrogen, ozone or the like	CPCONLY	F02M2700/4321		430
F02M2700/4323	10	Throttling devices (not control systems thereof)	CPCONLY	F02M2700/4323		234
F02M2700/4326	11	Means for preventing back-fire	CPCONLY	F02M2700/4326		244
F02M2700/4328	10	Reservoirs	CPCONLY	F02M2700/4328		36
F02M2700/433	11	without limitation of the liquid level	CPCONLY	F02M2700/433		4
F02M2700/4333	11	with limitation of the liquid level	CPCONLY	F02M2700/4333		413
F02M2700/4335	10	Transport devices	CPCONLY	F02M2700/4335		7
F02M2700/4338	11	Acceleration pumps	CPCONLY	F02M2700/4338		87
F02M2700/434	10	Heating or cooling devices	CPCONLY	F02M2700/434		12
F02M2700/4342	11	Heating devices	CPCONLY	F02M2700/4342		154
F02M2700/4345	12	by means of exhaust gases	CPCONLY	F02M2700/4345		818
F02M2700/4347	12	by means of water	CPCONLY	F02M2700/4347		53
F02M2700/435	12	by means of electricity	CPCONLY	F02M2700/435		319
F02M2700/4352	12	by means of hot air	CPCONLY	F02M2700/4352		11
F02M2700/4354	12	by means of heat radiated from the engine	CPCONLY	F02M2700/4354		27
F02M2700/4357	12	by other means	CPCONLY	F02M2700/4357		60
F02M2700/4359	11	Cooling devices	CPCONLY	F02M2700/4359		85
F02M2700/4361	10	Mixing chambers	CPCONLY	F02M2700/4361		50
F02M2700/4364	11	with fuel atomization	CPCONLY	F02M2700/4364		14
F02M2700/4366	12	with fuel atomization by a valve	CPCONLY	F02M2700/4366		15
F02M2700/4369	11	with fuel atomization from an open fuel surface	CPCONLY	F02M2700/4369		48
F02M2700/4371	11	with fuel atomization from a fuel film dispersed over a surface	CPCONLY	F02M2700/4371		25
F02M2700/4373	10	Mixture improving devices	CPCONLY	F02M2700/4373		36
F02M2700/4376	11	Mechanical devices	CPCONLY	F02M2700/4376		685
F02M2700/4378	11	Other devices	CPCONLY	F02M2700/4378		8
F02M2700/438	10	Supply of liquid to a carburettor reservoir with limitation of the liquid level; Aerating devices; Mounting of fuel filters	CPCONLY	F02M2700/438		47
F02M2700/4383	11	with fuel displacement by gas pressure working on the fuel	CPCONLY	F02M2700/4383		49
F02M2700/4385	12	the pressure being an overpressure	CPCONLY	F02M2700/4385		98
F02M2700/4388	11	with fuel displacement by a pump	CPCONLY	F02M2700/4388		346
F02M2700/439	12	the pump being a membrane pump	CPCONLY	F02M2700/439		301
F02M2700/4392	10	Conduits, manifolds, as far as heating and cooling if not concerned; Arrangements for removing condensed fuel	CPCONLY	F02M2700/4392		674
F02M2700/4395	11	Other details	CPCONLY	F02M2700/4395		60
F02M2700/4397	9	whereby air or fuel are admitted in the mixture conduit by means other than vacuum or an acceleration pump	CPCONLY	F02M2700/4397		788
