F04B   1/00		οޤħΤ¿ޤϥݥסʣĤΥǶưԥȥͭ뵡ޤϥݥףƣ£ˡΣ	Multi-cylinder machines or pumps characterised by number or arrangement of cylinders(machines or pumps with pistons coacting within one cylinder <b>F04B3/00</b>)	1843
F04B   1/02		ĤΥͭΡʣַΤΣƣ£	having two cylinders(in V-arrangement <b>F04B1/04</b>)	1548
F04B   1/03		缴濴Ȥߤˡ¼ŪŪ֤줿ĤΡΣ	with cylinder axis arranged substantially tangentially to a circle centred on main shaft axis	13
F04B   1/04		ޤϥեΥͭΡΣ	having cylinders in star- or fan-arrangement	3983
F04B   1/0404		ޤϹʡΣ	Details or component parts	198
F04B   1/0408		ԥȥΣ	Pistons	217
F04B   1/0413		Σ	Cams	77
F04B   1/0417		İʾǡ㡥顤ʤΡΣ	consisting of two or more cylindrical elements, e.g. rollers	27
F04B   1/0421		Σ	Cylinders	135
F04B   1/0426		ưФƥԥȥ򲡤Ĥ뤿֡ưФƥԥȥ³뤿֡Σ	Arrangements for pressing the pistons against the actuated cam; Arrangements for connecting the pistons to the actuated cam	75
F04B   1/043		հ֡Σ	Hydraulic arrangements	11
F04B   1/0435		ưफԥȥڤΥ֡Σ	Arrangements for disconnecting the pistons from the actuated cam	10
F04B   1/0439		ԥȥѤλٻޤϰʡΣ	Supporting or guiding means for the pistons	74
F04B   1/0443		ϥ󥰤ӱաϳήΤ갷֡Σ	Draining of the housing; Arrangements for handling leaked fluids	25
F04B   1/0448		֡㡥ޤϥϥ󥰤ΤΤΡʥԥȥΤΤΣƣ£ˡΣ	Sealing means, e.g. for shafts or housings(for pistons <b>F04B1/0408</b>)	95
F04B   1/0452		ʬࡤ㡥ۡʥγü˥ǺưʬĤΣƣ£ü˥ǺưʬĤΣƣ£ԥȥưबǽиȤΣƣ£ˡΣ	Distribution members, e.g. valves  (machines or pumps with cam-actuated distribution members at the outer ends of the cylinders <b>F04B1/0472</b>;   machines or pumps with cam-actuated distribution members at the inner ends of the cylinders <b>F04B1/0531</b>;   the piston-driving cams being provided with inlets and outlets <b>F04B1/0535</b>)	157
F04B   1/0456		ΤΡΣ	cylindrical	34
F04B   1/0461		߿ΤΡΣ	conical	14
F04B   1/0465		ľΤΡΣ	plate-like	32
F04B   1/047		γü˺ưĤΡΣ	with actuating or actuated elements at the outer ends of the cylinders	964
F04B   1/0472		ǺưʬĤΡΣ	with cam-actuated distribution members	18
F04B   1/0474		İʾľηԥȥ󥷥˥åȤĤΡΣ	with two or more serially arranged radial piston-cylinder units	12
F04B   1/0476		¤ǰ֤ΡΣ	located side-by-side	9
F04B   1/0478		İʾΥƹηѼΣ	Coupling of two or more cylinder-barrels	1
F04B   1/053		ü˺ưĤΡΣ	with actuating or actuated elements at the inner ends of the cylinders	1518
F04B   1/0531		ǺưʬĤΡΣ	with cam-actuated distribution members	22
F04B   1/0533		Ƶԥȥ󤬥ȶưήϩήϩ¾Υԥȥ󥷥˥åȤΤʬȤƻѤΡΣ	each machine piston having channels that coact with the cylinder and serve as distribution members for another piston-cylinder unit	5
F04B   1/0535		ԥȥưबǽиȤΡΣ	the piston-driving cams being provided with inlets and outlets	6
F04B   1/0536		İʾľηԥȥ󥷥˥åȤĤΡΣ	with two or more serially arranged radial piston-cylinder units	16
F04B   1/0538		¤ǰ֤ΡΣ	located side-by-side	47
F04B   1/06		Σ	Control	601
F04B   1/063		ĤΥݥ׼ķϤˤơ̤ήϩ㡥ľήήȤδ֤ǡڤؤۤѤΡΣ	by using a valve in a system with several pumping chambers wherein the flow-path through the chambers can be changed, e.g. between series and parallel flow	30
F04B   1/066		ưʬۼʤȤδ֤ΰطѹˤΡΣ	by changing the phase relationship between the actuating cam and the distributing means	11
F04B   1/07		Ĥࡤ㡥ȶưδ֤ŪпѤ뤳ȤˤΡΣ	by varying the relative eccentricity between two members, e.g. a cam and a drive shaft	288
F04B   1/08		ФϤˤĴ	regulated by delivery pressure	142
F04B   1/10		ư㡥žΣ	the cylinders being movable, e.g. rotary	970
F04B   1/107		γü˺ưĤΡΣ	with actuating or actuated elements at the outer ends of the cylinders	1196
F04B   1/1071		ž֥åĤΡΣ	with rotary cylinder blocks	54
F04B   1/1072		˲ž륷֥åӺưĤΡʣİʾľηԥȥ󥷥˥åȤˤΣƣ£ˡΣ	with cylinder blocks and actuating cams rotating together (in two or more series radial piston-cylinder units <b>F04B1/1075</b>)	8
F04B   1/1074		İʾľηԥȥ󥷥˥åȤĤΡΣ	with two or more serially arranged radial piston-cylinder units	5
F04B   1/1075		˲ž륷֥åӺưĤΡʣİʾľηԥȥ󥷥˥åȤľ¤ǰ֤Σƣ£ˡΣ	with cylinder blocks and actuating cams rotating together(in two or more series radial piston-cylinder units directly located side-by-side <b>F04B1/1078</b>)	
F04B   1/1077		¤ǰ֤ΡΣ	located side-by-side	1
F04B   1/1078		˲ž륷֥åӺưĤΡΣ	with cylinder blocks and actuating cams rotating together	1
F04B   1/113		ü˺ưĤΡΣ	with actuating or actuated elements at the inner ends of the cylinders	1044
F04B   1/1133		ž֥åĤΡΣ	with rotary cylinder blocks	11
F04B   1/1136		Ǳư뤿ĤΥԥȥĤΡΣ	with a rotary cylinder with a single piston reciprocating within the cylinder	7
F04B   1/12		缴ФƱޤʿԤޤϷФͭΡΣ	having cylinder axes coaxial with, or parallel or inclined to, main shaft axis	2300
F04B   1/122		ޤϹʡ㡥ۡޤϽʡʲž֥åͭ뵡ޤϥݥפΤΤΣƣ£ˡΣ	Details or component parts, e.g. valves, sealings or lubrication means(for machines or pumps having rotary cylinder blocks <b>F04B1/2014</b>)	510
F04B   1/124		ԥȥΣ	Pistons	340
F04B   1/126		ԥȥ󥷥塼ݻʡΣ	Piston shoe retaining means	116
F04B   1/128		ưʡΣ	Driving means	189
F04B   1/14		ꥷͭΡΣ	having stationary cylinders	1601
F04B   1/141		ޤϹʡΣ	Details or component parts	183
F04B   1/143		Σ	Cylinders	107
F04B   1/145		ϥ󥰡Σ	Housings	93
F04B   1/146		ġưǡΣ	Swash plates; Actuating elements	227
F04B   1/148		ΤμΣ	Bearings therefor	67
F04B   1/16		ȰʾΥޤϥԥȥͭ	having two or more sets of cylinders or pistons	1060
F04B   1/18		ʺưʬĤΡʤưήΤˤưΡΣ	having self-acting distribution members, i.e. actuated by working fluid	367
F04B   1/182		ջۡΣ	Check valves	48
F04B   1/184		ʬΣ	Cylindrical distribution members	8
F04B   1/186		߿ʬΣ	Conical distribution members	1
F04B   1/188		ľʬΣ	Plate-like distribution members	38
F04B   1/20		ž֥åͭΡΣ	having rotary cylinder block	4545
F04B   1/2007		ƹĤФƲĤ뤿֡㡥ήΰˤΡΣ	Arrangements for pressing the cylinder barrel against the valve plate, e.g. by fluid pressure	34
F04B   1/2014		ޤϹʡΣ	Details or component parts	493
F04B   1/2021		ƹĤδ֤ܿΰħΤΡΣ	characterised by the contact area between cylinder barrel and valve plate	81
F04B   1/2028		Σ	Bearings	20
F04B   1/2035		ƹΣ	Cylinder barrels	211
F04B   1/2042		ۡΣ	Valves	219
F04B   1/205		ΡΣ	cylindrical	23
F04B   1/2057		߿ΡΣ	conical	1
F04B   1/2064		ϥ󥰡Σ	Housings	168
F04B   1/2071		ƹΤμΣ	Bearings for cylinder barrels	28
F04B   1/2078		ġΣ	Swash plates	303
F04B   1/2085		Ĥޤ϶ưΤμΣ	Bearings for swash plates or driving axles	92
F04B   1/2092		žƹȲžĤȤϢ뤹뤿μʡΣ	Means for connecting rotating cylinder barrels and rotating inclined swash plates	43
F04B   1/22		ȰʾΥޤϥԥȥͭ	having two or more sets of cylinders or pistons	1977
F04B   1/24		缴ФƷФƤΡΣ	inclined to the main shaft axis	906
F04B   1/26			Control	1738
F04B   1/28		ꥷͭ뵡ޤϥݥפΤΡΣ	of machines or pumps with stationary cylinders	273
F04B   1/29		Ĥӥ֥åŪʰ֤Ѥ뤳ȤˤΡΣ	by varying the relative positions of a swash plate and a cylinder block	417
F04B   1/295		ĤηФѲ뤳ȤˤΡΣ	by changing the inclination of the swash plate	155
F04B   1/30		ž֥åͭ뵡ޤϥݥפΤΡΣ	of machines or pumps with rotary cylinder blocks	615
F04B   1/303		Ĥž뤳ȤˤΡΣ	by turning the valve plate	28
F04B   1/306		Ĥž뤳ȤˤΡ㡥극гѤĤΡΣ	by turning the swash plate, e.g. with fixed inclination	7
F04B   1/32		Ĥӥ֥åŪʰ֤Ѥ뤳ȤˤΡΣ	by varying the relative positions of a swash plate and a cylinder block	1421
F04B   1/322		ƹβžФƿľ˼Ĥư뤳ȤˤΡΣ	by moving the swash plate in a direction perpendicular to the axis of rotation of the cylinder barrel	
F04B   1/324		ĤηФѲ뤳ȤˤΡΣ	by changing the inclination of the swash plate	362
F04B   1/326		ܸѤΡΣ	using wedges	5
F04B   1/328		ĤФƥƹμηФѤ뤳ȤˤΡΣ	by changing the inclination of the axis of the cylinder barrel relative to the swash plate	54
F04B   1/34		롼ףƣ£ƣ£ƣ£ޤϣƣ£ʬवʤΣ	Control not provided for in groups <b>F04B1/02</b>, <b>F04B1/03</b>, <b>F04B1/06</b> or <b>F04B1/26</b>	221
F04B   3/00		ĤΥǶưԥȥͭ뵡ޤϥݥס㡥¿ʤΤ	Machines or pumps with pistons coacting within one cylinder, e.g. multi-stage	1103
F04B   5/00		Ѻԥȥͭ뵡ޤϥݥ	Machines or pumps with differential-surface pistons	579
F04B   5/02		ʣưԥȥĤΡΣ	with double-acting pistons	765
F04B   7/00		ѶŪ˶ưۤͭ뤳ȤħΤԥȥ󵡳ޤϥݥסΣ	Piston machines or pumps characterised by having positively-driven valving	2129
F04B   7/02		ήΤˤư	the valving being fluid-actuated	661
F04B   7/04		۹ޤǽиĤ뤿ᡤưԥȥȥˤäƥХưԤΡΣ	in which the valving is performed by pistons and cylinders coacting to open and close intake or outlet ports	1018
F04B   7/06		ԥȥȥŪ˱ưžΡΣ	the pistons and cylinders being relatively reciprocated and rotated	880
F04B   9/00		ưζưʤޤϺưˤäƶưʤħΤ뵡ޤϥݥ	Piston machines or pumps characterised by the driving or driven means to or from their working members	1734
F04B   9/02		Ūʼ	the means being mechanical	3474
F04B   9/04		ࡤпԥݥåȵ֡Σ	the means being cams, eccentrics or pin-and-slot mechanisms 	4471
F04B   9/06		ФͤޤϽſǲٽŤ򤫤ư֤ޤ	the means including spring- or weight-loaded lost-motion devices	488
F04B   9/08		ήΤˤ	the means being fluid	855
F04B   9/10		ήΤΤǤ	the fluid being liquid	1767
F04B   9/103		ñΥݥ׼ĤΡΣ	having only one pumping chamber	424
F04B   9/105		ݥαưĤʣưհ⡼ˤΡΣ	reciprocating movement of the pumping member being obtained by a double-acting liquid motor	671
F04B   9/107		ưˤݥľưĤñưհ⡼㡥ϤޤϤФͤˤ¾˺ưΡˤΡΣ	rectilinear movement of the pumping member in the working direction being obtained by a single-acting liquid motor, e.g. actuated in the other direction by gravity or a spring	477
F04B   9/109		ʣΥݥ׼ĤΡΣ	having plural pumping chambers	444
F04B   9/111		ĤεŪ³ݥĤΡΣ	with two mechanically connected pumping members	232
F04B   9/113		ݥαưĤʣưհ⡼ˤΡΣ	reciprocating movement of the pumping members being obtained by a double-acting liquid motor	675
F04B   9/115		ݥαư줾줬˺ưĤñưհ⡼ˤΡΣ	reciprocating movement of the pumping members being obtained by two single-acting liquid motors, each acting in one direction	335
F04B   9/117		ݥबߤ˵Ū³ƤʤΡΣ	the pumping members not being mechanically connected to each other	695
F04B   9/12		ήΤΤΡ㡥ޤ϶	the fluid being elastic, e.g. steam or air	1182
F04B   9/123		ñΥݥ׼ĤΡΣ	having only one pumping chamber	337
F04B   9/125		ݥαưĤʣưήΥ⡼ˤΡΣ	reciprocating movement of the pumping member being obtained by a double-acting elastic-fluid motor	532
F04B   9/127		ưˤݥľưĤñưήΥ⡼㡥ϤޤϤФͤˤ¾˺ưΡˤΡΣ	rectilinear movement of the pumping member in the working direction being obtained by a single-acting elastic-fluid motor, e.g. actuated in the other direction by gravity or a spring	401
F04B   9/129		ʣΥݥ׼ĤΡΣ	having plural pumping chambers	179
F04B   9/131		ĤεŪ³ݥĤΡΣ	with two mechanically connected pumping members	156
F04B   9/133		ݥαưĤʣưήΥ⡼ˤΡΣ	reciprocating movement of the pumping members being obtained by a double-acting elastic-fluid motor	364
F04B   9/135		ݥαư줾줬˺ưĤñưήΥ⡼ˤΡΣ	reciprocating movement of the pumping members being obtained by two single-acting elastic-fluid motors, each acting in one direction	233
F04B   9/137		ݥबߤ˵Ū³ƤʤΡΣ	the pumping members not being mechanically connected to each other	128
F04B   9/14		ħΤݥ	Pumps characterised by muscle-power operation	6424
F04B  11/00		ưʿ경㡥ƴѤΡӥơɻ	Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation	3513
F04B  13/00		ޤϲѤη̤줿̤뤿ä˲¤줿ݥסΣ	Pumps specially modified to deliver fixed or variable measured quantities	5106
F04B  13/02		ƱˣʾήΤ򰷤	of two or more fluids at the same time	1043
F04B  15/00		üήΤ갷ݥס㡥ݥפޤϥݥפʤ򤹤뤳Ȥˤ	Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts	1361
F04B  15/02		ǴήΤޤԶѼή	the fluids being viscous or non-homogeneous	8445
F04B  15/04		ǮήΤޤ忩ήΡʨ˶ᤤѤΤΡ㡥絤ʲΰϤˤΣƣ£ˡΣ	the fluids being hot or corrosive  (for liquids near their boiling point, e.g. under subnormal pressure, <b>F04B15/06</b>)	1023
F04B  15/06		ʨ˶ᤤѤΤΡ㡥絤ʲΰϤˤ	for liquids near their boiling point, e.g. under subnormal pressure	128
F04B  15/08		ʨͭ	the liquids having low boiling points	884
F04B  17/00		ζưؤޤϸưȤȤ߹碌ޤŬѤħΤݥ	Pumps characterised by combination with, or adaptation to, specific driving engines or motors	5042
F04B  17/02		ϸưˤư	driven by wind motors	526
F04B  17/03		ŵ⡼ˤưΡΣ	driven by electric motors	10708
F04B  17/04		ΥɤѤΡΣ	using solenoids	6289
F04B  17/05		ǳؤˤưΡΣ	driven by internal-combustion engines	1538
F04B  17/06		ưʪȤȤ߹碌	Mobile combinations	1033
F04B  19/00		롼ףƣ£ƣ£ʬवʤŬڤħޤϾ嵭롼פˤϤʤܤ٤ħͭ뵡ޤϥݥ	Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups <b>F04B1/00 to F04B17/00</b> 	1737
F04B  19/02		ưͭ	having movable cylinders	686
F04B  19/04		ӤѤݥסΣ	Pumps for special use	550
F04B  19/06		ΤȰήΤƱ˰ݥסʼäѥݥףƣ£ˡΣ	Pumps for delivery of both liquid and elastic fluids at the same time(wet gas pumps <b>F04B37/20</b>)	336
F04B  19/08			Scoop devices	124
F04B  19/10		ط	of wheel type	107
F04B  19/12		Ĥ봬ޤϤͤ	of helical or screw type	416
F04B  19/14		ɥ쥹㡥üȶưԥȥ򱿤֥դΤ	of endless-chain type, e.g. with the chains carrying pistons co-operating with open-ended cylinders	287
F04B  19/16		Τ徺֤ǴΤ	Adhesion-type liquid-lifting devices	136
F04B  19/18		ΤǴ	Adhesion members therefor	4
F04B  19/20		¾ѷݥ	Other positive-displacement pumps	256
F04B  19/22		ưԥȥ	of reciprocating-piston type	1279
F04B  19/24		ήΤǮĥѤƤȤ	Pumping by heat expansion of pumped fluid	517
F04B  23/00		ݥ֤ޤϷϡζưؤޤϸưȤȤ߹碌ޤŬѤħΤݥףƣ£ˡΣ	Pumping installations or systems(pumps characterised by combination with, or adaptation to, specific driving engines or motors <b>F04B17/00</b>)	2152
F04B  23/02		դͭ	having reservoirs	5015
F04B  23/04		İʾΥݥפȤ߹碌	Combinations of two or more pumps	2891
F04B  23/06		Ѥݥפ٤ƱưѷǤ	the pumps being all of reciprocating positive-displacement type	2099
F04B  23/08		ѤݥפۤʤΤΤʤ	the pumps being of different types	403
F04B  23/10		ѤݥפΤʤȤ⣱Ĥưѷʤ	at least one pump being of the reciprocating positive-displacement type	1024
F04B  23/12		ѤݥפΤʤȤ⣱ĤžԥȥѷʤΡΣ	at least one pump being of the rotary-piston positive-displacement type	333
F04B  23/14		ѤݥפΤʤȤ⣱ĤѷΤΤʤΡΣ	at least one pump being of the non-positive-displacement type	589
F04B  25/00		ήΤäŬ礷¿ơݥ	Multi-stage pumps specially adapted for elastic fluids	2179
F04B  25/02		դԥȥΤ	of stepped-piston type	587
F04B  25/04		缴ФƱޤʿԤޤϷФͭ	having cylinders coaxial with, or parallel or inclined to, main shaft axis	1504
F04B  27/00		ήΤäŬ礷οޤħΤ¿ݥסʰήΤäŬ礷¿ơݥףƣ£ˡΣ	Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders(multi-stage pumps specially adapted for elastic fluids <b>F04B25/00</b>)	1320
F04B  27/02		缴ФƸߤи륷ͭ	having cylinders arranged oppositely relative to main shaft	1244
F04B  27/04		եޤΥͭΡΣ	having cylinders in star- or fan-arrangement	950
F04B  27/047		γü˺ưͭΡΣ	with an actuating element at the outer ends of the cylinders	132
F04B  27/053		ü˺ưͭΡΣ	with an actuating element at the inner ends of the cylinders	390
F04B  27/06		ư㡥ž	the cylinders being movable, e.g. rotary	444
F04B  27/067		Σ	Control	26
F04B  27/073		Ĥࡤ㡥ȶư֤ŪпѹˤΡΣ	by varying the relative eccentricity between two members, e.g. a cam and a drive shaft	7
F04B  27/08		缴ФƱޤʿԤޤϷФͭ	having cylinders coaxial with, or parallel or inclined to, main shaft axis	6838
F04B  27/10		ꥷͭΡΣ	having stationary cylinders	2794
F04B  27/12		ʣȤΥޤϥԥȥͭΡΣ	having plural sets of cylinders or pistons	847
F04B  27/14		Σ	Control	2109
F04B  27/16		ꥷͭݥפΡΣ	of pumps with stationary cylinders	223
F04B  27/18		Ĥȥ֥åŪ֤ѹˤΡΣ	by varying the relative positions of a swash plate and a cylinder block	1245
F04B  27/20		ž֥åͭݥפΡΣ	of pumps with rotary cylinder block	20
F04B  27/22		Ĥȥ֥åŪ֤ѹˤΡΣ	by varying the relative positions of a swash plate and a cylinder block	45
F04B  27/24		롼ףƣ£ƣ£ޤǤñ쥰롼פʬवʤΣ	Control not provided for in a single group of groups <b>F04B27/02 to F04B27/22</b> 	34
F04B  31/00		ήΤäŬ礷ͳԥȥݥסΤ褦ʥݥפȤ߹ϡʥȥư֤ˤäޤʤϥݥףƣ£ˡΣ	Free-piston pumps specially adapted for elastic fluids; Systems incorporating such pumps(muscle-driven pumps in which the stroke is not defined by gearing <b>F04B33/00</b>)	639
F04B  33/00		ήΤäŬ礷ϥݥס㡥ΤΤ	Pumps specially adapted for elastic fluids actuated by muscle power, e.g. for inflating	5531
F04B  33/02		ư֤ͭ	with intermediate gearing	228
F04B  35/00		ήΤäŬ礷ưζư֤ޤζưؤ뤤ϸưȤȹ礻ޤŬѤħΤԥȥݥפ¾ʬवʤΡΣ	Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for	4756
F04B  35/01		ʤŪǤΡΣ	the means being mechanical	2067
F04B  35/02		ʤήŪǤ	the means being fluid	1328
F04B  35/04		ʤŵŪǤ	the means being electric	15283
F04B  35/06		ưʪȤȤ߹碌	Mobile combinations	1187
F04B  37/00		ήΤäŬ礷롼ףƣ£ƣ£ʬवʤŬڤħޤϤΥ롼פˤϤʤܤ٤ħĥݥ	Pumps specially adapted for elastic fluids and having pertinent characteristics not provided for in, or of interest apart from, groups <b>F04B25/00 to F04B35/00</b> 	453
F04B  37/02		ۼޤϵˤΡΣ	for evacuating by absorption or adsorption 	960
F04B  37/04		̤ʵۼޤϵ	Selection of specific absorption or adsorption materials	180
F04B  37/06		Ǯʤˤ	for evacuating by thermal means	181
F04B  37/08		Ž̤ޤˤΡ㡥饤ݥסΣ	by condensing or freezing, e.g. cryogenic pumps 	2113
F04B  37/10		üӤΤΡʵۼޤϵˤΣƣ£ǮʤˤΣƣ£ˡΣ	for special use (for evacuating by absorption or adsorption <b>F04B37/02</b>;  for evacuating by thermal means <b>F04B37/06</b>)	940
F04B  37/12		ⰵ뤿Τ	to obtain high pressure	4554
F04B  37/14		⤤٤	to obtain high vacuum	5912
F04B  37/16		ˤ뤿	Means for nullifying unswept space	2000
F04B  37/18		ΰήΤΤΤ	for specific elastic fluids	746
F04B  37/20		äΡ㡥äΤΤ	for wet gases, e.g. wet air	206
F04B  39/00		ήΤäŬ礷ݥפޤϥݥ׷Ϥʡޤ°ʤǡ롼ףƣ£ƣ£ʬवʤޤϤΥ롼פˤϤʤܤ٤ΡΣ	Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups <b>F04B25/00 to F04B37/00</b> 	55243
F04B  39/02		ʵޤϵذ̤νƣ͡	Lubrication(of machines or engines in general <b>F01M</b>)	11374
F04B  39/04		ݥήΤΤɻߤ	Measures to avoid lubricant contaminating the pumped fluid	4141
F04B  39/06		ѡǮɻߡΣ	Cooling; Heating; Prevention of freezing	18331
F04B  39/08		ʬκư	Actuation of distribution members	1589
F04B  39/10		ʬŬѤޤ	Adaptation or arrangement of distribution members	15843
F04B  39/12		󥰡إåɡή³Σ	Casings; Cylinders; Cylinder heads; Fluid connections	25441
F04B  39/14		ưפȤΩƤޤʬǤ뤿ξƤ	Provisions for readily assembling or disassembling	9529
F04B  39/16		ᡨʬΥ	Filtration; Moisture separation	11994
F04B  41/00		ήΤäŬ礷ݥޤϥƥʰήΤäŬ礷ͳԥȥݥפޤϤΤ褦ʥݥפȤ߹ϣƣ£ήäŬ礷ưζư֤ޤζưؤ뤤ϸưȤȹ礻ޤŬѤħΤԥȥݥפ¾ʬवʤΣƣ£ˡΣ	Pumping installations or systems specially adapted for elastic fluids(free-piston pumps specially adapted for elastic fluids or systems incorporating such pumps <b>F04B31/00</b>; piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for <b>F04B35/00</b>)	2060
F04B  41/02		ͭ	having reservoirs	7624
F04B  41/04		ǳإ˥åȤΥݥפؤž	Conversion of internal-combustion engine cylinder units to pumps	355
F04B  41/06		İʾΥݥפȤ߹碌	Combinations of two or more pumps	4599
F04B  43/00		ʺưͭ뵡ݥפޤϥݥ֡ʰήΤäŬ礷ݥפޤϥݥ֣ƣ£	Machines, pumps, or pumping installations having flexible working members(pumps or pumping installations specially adapted for elastic fluids <b>F04B45/00</b>)	3812
F04B  43/02		ľνĤΡ㡥եʣƣ£ͥˡΣ	having plate-like flexible members, e.g. diaphragms(<b>F04B43/14</b> takes precedence)	7405
F04B  43/04		ŵưˤݥ	Pumps having electric drive	7368
F04B  43/06		ήζưˤݥ	Pumps having fluid drive	2960
F04B  43/067		ήΤĤΥԥȥˤľܺưΡΣ	the fluid being actuated directly by a piston	1434
F04B  43/073		ưήΤʤȤĤۤˤ椵ΡΣ	the actuating fluid being controlled by at least one valve	1193
F04B  43/08		ɾͭΡʣƣ£ͥ	having tubular flexible members(<b>F04B43/12</b> takes precedence)	3607
F04B  43/09		ŵưˤݥסΣ	Pumps having electric drive	617
F04B  43/10		ήζưˤݥ	Pumps having fluid drive	809
F04B  43/107		ήΤĤΥԥȥˤľܺưΡΣ	the fluid being actuated directly by a piston	342
F04B  43/113		ưήΤʤȤĤۤˤ椵ΡΣ	the actuating fluid being controlled by at least one valve	341
F04B  43/12		ưư򤹤	having peristaltic action	6200
F04B  43/14		ľνĤΡΣ	having plate-like flexible members	434
F04B  45/00		ʺưͭήΤäŬ礷ݥפޤϥݥ	Pumps or pumping installations having flexible working members and specially adapted for elastic fluids	576
F04B  45/02		٥ͭ	having bellows	831
F04B  45/027		ŵưˤΡΣ	having electric drive	128
F04B  45/033		ήζưˤΡΣ	having fluid drive	91
F04B  45/04		ľνĤΡ㡥եʣƣ£ͥˡΣ	having plate-like flexible members, e.g. diaphragms(<b>F04B45/10</b> takes precedence)	3401
F04B  45/047		ŵưˤݥסΣ	Pumps having electric drive	3036
F04B  45/053		ήζưˤݥסΣ	Pumps having fluid drive	817
F04B  45/06		ɾνĤΡʣƣ£ƣ£ͥˡΣ	having tubular flexible members(<b>F04B45/02</b>, <b>F04B45/08</b> take precedence)	295
F04B  45/067		ŵưˤݥסΣ	Pumps having electric drive	89
F04B  45/073		ήζưˤݥסΣ	Pumps having fluid drive	38
F04B  45/08		ưư򤹤ΡΣ	having peristaltic action	265
F04B  45/10		ľνĤΡΣ	having plate-like flexible members	94
F04B  47/00		꤫ήΤȤäŬ礷ݥפޤϥݥ֡㡥ͥݥסʤȤήΤľܺѤⰵޤϿˤ줿ήΤΤѤΣƣƣ	Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps(by using positive or negative pressurised fluid medium acting directly on the liquid to be pumped <b>F04F1/00</b>)	5397
F04B  47/02		ưϾˤդ줿Ρʣƣ£ͥ	the driving mechanisms being situated at ground level(<b>F04B47/12</b> takes precedence)	4704
F04B  47/04		ή֤Ȥ߹蘆줿ư	the driving means incorporating fluid means	1255
F04B  47/06		ưݥץ˥åȤˤ줿	having motor-pump units situated at great depth	1201
F04B  47/08		ưήΤˤư	the motors being actuated by fluid	772
F04B  47/10		ήΰˤ˥åȤޤʤϾ˻夲뤳ȤǤ	the units or parts thereof being liftable to ground level by fluid pressure	50
F04B  47/12		ήΤɽˤȤե꡼ץ󥸥ͭ	having free plunger lifting the fluid to the surface	708
F04B  47/14		ȿѤ碌	Counterbalancing	886
F04B  49/00		롼ףƣ£ƣ£ʬवʤޤϾ嵭롼פˤϤʤܤ٤ݥפޤϥݥ֤ޤϰ	Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups <b>F04B1/00 to F04B47/00</b> 	15206
F04B  49/02		ߡư̵٤ޤ϶žΣ	Stopping, starting, unloading or idling control 	8239
F04B  49/025		եȤˤΡΣ	by means of floats	729
F04B  49/03		ۤˤΡΣ	by means of valves	1308
F04B  49/035		ХѥΡΣ	Bypassing	419
F04B  49/04		եȤˤĴΡʣƣ£ͥˡΣ	Regulating by means of floats(<b>F04B49/025</b> takes precedence)	500
F04B  49/06		ŵѤʥեȤŵåƯĴΣƣ£	Control using electricity(regulating by means of floats actuating electric switches <b>F04B49/04</b>)	30610
F04B  49/08		ФϤˤĴ	Regulating by delivery pressure	4954
F04B  49/10		¾ΰ	Other safety measures	9885
F04B  49/12		ưιĹѹˤΡΣ	by varying the length of stroke of the working members	2555
F04B  49/14		ưηϩˤܹĴΡΣ	Adjusting abutments located in the path of reciprocation	62
F04B  49/16		ưζѤĴˤΡΣ	by adjusting the capacity of dead spaces of working chambers	693
F04B  49/18		ԥȥκưɽ̤ͭѤѹˤΡΣ	by changing the effective cross-section of the working surface of the piston	117
F04B  49/20		ư®٤Ѳ뤳ȤˤΡΣ	by changing the driving speed	2982
F04B  49/22		ۤˤΡʣƣ£ͥˡΣ	by means of valves(<b>F04B49/03</b> takes precedence)	6047
F04B  49/24		ХѥΡΣ	Bypassing	2351
F04B  51/00		ݥפޤϥݥ֤	Testing machines, pumps, or pumping installations	14841
F04B  53/00		롼ףƣ£ƣ£ޤǤΤˤ⡤ޤϣƣ£ƣ£ΤˤʬवʤޤϤΥ롼פˤϤʤܤ٤ǡޤ°ʡΣ	Component parts, details or accessories not provided for in, or of interest apart from, groups <b>F04B1/00 to F04B23/00</b>  or <b>F04B39/00 to F04B47/00</b> 	31323
F04B  53/02		ȥԥȥ֤μͳ֤˵ͤΡΣ	Packing the free space between cylinders and pistons	2333
F04B  53/04		ӿΣ	Draining	858
F04B  53/06		ȴΣ	Venting	1733
F04B  53/08		ѡǮɻߡΣ	Cooling; Heating; Preventing freezing	5734
F04B  53/10		ۡۤΣ	Valves; Arrangement of valves	20690
F04B  53/12		ԥȥˤޤϾ֤줿ΡΣ	arranged in or on pistons	3325
F04B  53/14		ԥȥ󡤥ԥȥޤϥԥȥ³Σ	Pistons, piston-rods or piston-rod connections	12416
F04B  53/16		󥰡饤ʤޤϥإåɡή³Σ	Casings; Cylinders; Cylinder liners or heads; Fluid connections	22059
F04B  53/18		Σ	Lubricating 	3405
F04B  53/20		ɲΣ	Filtering	6154
F04B  53/22		ưפȤΩƤʬ򤬤Ǥ褦ˤ뤿֡Σ	Arrangements for enabling ready assembly or disassembly	10773
