F42C1/00	7	Impact fuzes, i.e. fuzes actuated only by ammunition impact	F42C1/00	F42C1/00		104
F42C1/02	8	with firing-pin structurally combined with fuze	F42C1/02	F42C1/02		343
F42C1/04	9	operating by inertia of members on impact	F42C1/04	F42C1/04		306
F42C1/06	10	for any direction of impact {(electric contact parts F42C19/06)}	F42C1/06	F42C1/06		312
F42C1/08	9	with delayed action after ignition of fuze (time fuzes F42C9/00){or after impact}	F42C1/08	F42C1/08		117
F42C1/09	9	the fuze activating a propulsive charge for propelling the ammunition or the warhead into the air, e.g. in rebounding projectiles	F42C1/09	F42C1/09		42
F42C1/10	8	without firing-pin	F42C1/10	F42C1/10		94
F42C1/12	9	with delayed action after ignition of fuze (time fuzes F42C9/00)	F42C1/12	F42C1/12		25
F42C1/14	8	operating at a predetermined distance from ground or target by means of a protruding member	F42C1/14	F42C1/14		139
F42C3/00	7	Fuzes actuated by exposure to a liquid, e.g. seawater (F42C5/00 takes precedence; time fuzes F42C9/00)	F42C3/00	F42C3/00		101
F42C5/00	7	Fuzes actuated by exposure to a predetermined ambient fluid pressure {(fluid-pressure-operated switches H01H35/24)}	F42C5/00	F42C5/00		170
F42C5/02	8	barometric pressure	F42C5/02	F42C5/02		51
F42C7/00	7	Fuzes actuated by application of a predetermined mechanical force, e.g. tension, torsion, pressure (by ammunition impact F42C1/00, by exposure to a predetermined ambient fluid pressure F42C5/00)	F42C7/00	F42C7/00		80
F42C7/02	8	Contact fuzes, i.e. fuzes actuated by mechanical contact between a stationary ammunition, e.g. a land mine, and a moving target, e.g. a person (F42C7/12 takes precedence)	F42C7/02	F42C7/02		38
F42C7/04	9	actuated by applying pressure on the ammunition head	F42C7/04	F42C7/04		112
F42C7/06	10	and comprising pneumatic or hydraulic retarding means	F42C7/06	F42C7/06		73
F42C7/08	9	of release type, i.e. actuated by releasing pressure from the ammunition head	F42C7/08	F42C7/08		
F42C7/10	9	of antenna type	F42C7/10	F42C7/10		12
F42C7/12	8	Percussion fuzes of the double-action type, i.e. fuzes cocked and fired in a single movement, e.g. by pulling an incorporated percussion pin or hammer (percussion caps F42C19/10)	F42C7/12	F42C7/12		253
F42C9/00	7	Time fuzes; Combined time and percussion or pressure-actuated fuzes; Fuzes for timed self-destruction of ammunition	F42C9/00	F42C9/00		99
F42C9/02	8	the timing being caused by mechanical means	F42C9/02	F42C9/02		186
F42C9/04	9	by spring motor {(F42C9/141 takes precedence; housings for fuzes specially adapted for winding or setting F42C19/02)}	F42C9/04	F42C9/04		211
F42C9/041	10	{the clockwork activating a security device, e.g. for unlocking the firing-pin}	F42C9/04	F42C9/04		88
F42C9/043	11	{and the firing-pin being activated by impact}	F42C9/04	F42C9/04		39
F42C9/045	11	{and the firing-pin being activated by a spring}	F42C9/04	F42C9/04		152
F42C9/046	12	{and the activating spring being the spring of the clock-work mechanism}	F42C9/04	F42C9/04		9
F42C9/048	10	{Unlocking of clockwork mechanisms, e.g. by inertia or centrifugal forces; Means for disconnecting the clockwork mechanism from the setting mechanism}	F42C9/04	F42C9/04		128
F42C9/06	9	by flow of fluent material, e.g. shot, fluids	F42C9/06	F42C9/06		101
F42C9/08	8	the timing being caused by chemical action, e.g. of acids {(F42C9/14 takes precedence)}	F42C9/08	F42C9/08		54
F42C9/10	8	the timing being caused by combustion {(F42C9/14 takes precedence)}	F42C9/10	F42C9/10		217
F42C9/12	9	with ring combustion elements	F42C9/12	F42C9/12		187
F42C9/14	8	Double fuzes; Multiple fuzes	F42C9/14	F42C9/14		133
F42C9/141	9	{Impact fuze in combination with a clockwork time fuze}	F42C9/14	F42C9/14		80
F42C9/142	9	{combined time and percussion fuzes in which the timing is caused by combustion}	F42C9/14	F42C9/14		165
F42C9/144	10	{with ring or spiral combustion elements}	F42C9/14	F42C9/14		60
F42C9/145	9	{combined time and percussion fuzes in which the timing is caused by chemical reaction}	F42C9/14	F42C9/14		17
F42C9/147	9	{Impact fuze in combination with electric time fuze}	F42C9/14	F42C9/14		43
F42C9/148	9	{Proximity fuzes in combination with other fuzes}	F42C9/14	F42C9/14		47
F42C9/16	9	for self-destruction of ammunition {(F42C9/141&#160;-&#160;F42C9/148 take precedence)}	F42C9/16	F42C9/16		168
F42C9/18	10	when the spin rate falls below a predetermined limit, e.g. a spring force being stronger than the locking action of a centrifugally-operated lock	F42C9/18	F42C9/18		149
F42C11/00	7	Electric fuzes ({in combination with other fuzes F42C9/14}; proximity fuzes F42C13/00; {safety or arming effected by electric means F42C15/40; electric contact parts for fuzes F42C19/06}; electric igniters F42C19/12, {F42B3/12&#160;-&#160;F42B3/18; optical initiators F42B3/113})	F42C11/00	F42C11/00		443
F42C11/001	8	{Electric circuits for fuzes characterised by the ammunition class or type (F42C11/02&#160;-&#160;F42C11/06 take precedence; mechanical fuzes having electric igniters for hand grenades or marine warheads F42C14/025, F42C14/045)}	F42C11/00	F42C11/00		96
F42C11/002	9	{Smart ammunition fuzes, i.e. having an integrated scanning, guiding and firing system}	F42C11/00	F42C11/00		54
F42C11/003	9	{for hand grenades}	F42C11/00	F42C11/00		48
F42C11/005	9	{for marine warheads, e.g. torpedoes, mines, depth charges}	F42C11/00	F42C11/00		77
F42C11/006	9	{for fall bombs}	F42C11/00	F42C11/00		36
F42C11/007	9	{for land mines}	F42C11/00	F42C11/00		225
F42C11/008	8	{Power generation in electric fuzes (F42C11/02, F42C11/04 and F42C15/295 take precedence)}	F42C11/00	F42C11/00		231
F42C11/02	8	with piezo-crystal	F42C11/02	F42C11/02		280
F42C11/04	8	with current induction	F42C11/04	F42C11/04		242
F42C11/06	8	with time delay by electric circuitry	F42C11/06	F42C11/06		522
F42C11/065	9	{Programmable electronic delay initiators in projectiles}	F42C11/06	F42C11/06		171
F42C13/00	7	Proximity fuzes; Fuzes for remote detonation {(F42C9/148 takes precedence; constructional details F42C19/00; mounting of antennas F42B30/006)}	F42C13/00	F42C13/00		225
F42C13/003	8	{operated by variations in electrostatic field}	F42C13/00	F42C13/00		32
F42C13/006	8	{for non-guided, spinning, braked or gravity-driven weapons, e.g. parachute-braked sub-munitions}	F42C13/00	F42C13/00		48
F42C13/02	8	operated by intensity of light or similar radiation	F42C13/02	F42C13/02		280
F42C13/023	9	{using active distance measurement}	F42C13/02	F42C13/02		176
F42C13/026	9	{Remotely actuated projectile fuzes operated by optical transmission links}	F42C13/02	F42C13/02		35
F42C13/04	8	operated by radio waves	F42C13/04	F42C13/04		425
F42C13/042	9	{based on distance determination by coded radar techniques}	F42C13/04	F42C13/04		44
F42C13/045	9	{using transmission of F.M. waves}	F42C13/04	F42C13/04		53
F42C13/047	9	{Remotely actuated projectile fuzes operated by radio transmission links}	F42C13/04	F42C13/04		59
F42C13/06	8	operated by sound waves	F42C13/06	F42C13/06		128
F42C13/08	8	operated by variations in magnetic field	F42C13/08	F42C13/08		170
F42C14/00	7	{Mechanical} fuzes characterised by the ammunition class or type (F42C1/00, {F42C7/00, F42C9/00, F42C11/001}, F42C13/00, F42C15/00 take precedence)	F42C14/00	F42C14/00		99
F42C14/02	8	for hand grenades	F42C14/02	F42C14/02		631
F42C14/025	9	{having electric igniters}	F42C14/02	F42C14/02		26
F42C14/04	8	for torpedoes, marine mines or depth charges (influenced marine mines F42B22/04)	F42C14/04	F42C14/04		255
F42C14/045	9	{having electric igniters}	F42C14/04	F42C14/04		137
F42C14/06	8	for fall bombs	F42C14/06	F42C14/06		91
F42C14/08	8	for land mines	F42C14/08	F42C14/08		218
F42C15/00	7	Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges	F42C15/00	F42C15/00		202
F42C15/005	8	{Combination-type safety mechanisms, i.e. two or more safeties are moved in a predetermined sequence to each other}	F42C15/00	F42C15/00		125
F42C15/16	8	wherein the firing pin is displaced out of the action line for safety (F42C15/40 takes precedence)	F42C15/16	F42C15/16		69
F42C15/18	8	wherein a carrier for an element of the pyrotechnic or explosive train is moved (F42C15/40 takes precedence)	F42C15/18	F42C15/18		117
F42C15/184	9	using a slidable carrier	F42C15/184	F42C15/184		395
F42C15/188	9	using a rotatable carrier	F42C15/188	F42C15/188		372
F42C15/192	10	rotatable in a plane which is parallel to the longitudinal axis of the projectile	F42C15/192	F42C15/192		93
F42C15/196	11	by the action of centrifugal or inertia forces on the carrier body, e.g. the carrier having eccentrically mounted weights or eccentric centre of gravity	F42C15/196	F42C15/196		120
F42C15/20	8	wherein a securing-pin or latch is removed to arm the fuze, e.g. removed from the firing-pin ({F42C9/041 and}F42C15/40 take precedence)	F42C15/20	F42C15/20		455
F42C15/21	9	using spring action (F42C15/32 takes precedence)	F42C15/21	F42C15/21		135
F42C15/22	9	using centrifugal force (F42C15/23 takes precedence)	F42C15/22	F42C15/22		679
F42C15/23	9	by unwinding a flexible ribbon or tape	F42C15/23	F42C15/23		66
F42C15/24	8	wherein the safety or arming action is effected by inertia means (F42C15/196, F42C15/20 take precedence)	F42C15/24	F42C15/24		797
F42C15/26	9	using centrifugal force	F42C15/26	F42C15/26		487
F42C15/28	8	operated by flow of fluent material, e.g. shot, fluids (F42C15/26 takes precedence)	F42C15/28	F42C15/28		73
F42C15/285	9	stored within the fuze housing	F42C15/285	F42C15/285		172
F42C15/29	9	operated by fluidic oscillators; operated by dynamic fluid pressure, e.g. ram-air operated	F42C15/29	F42C15/29		139
F42C15/295	9	operated by a turbine or a propeller; Mounting means therefor	F42C15/295	F42C15/295		358
F42C15/30	9	of propellant gases, i.e. derived from propulsive charge or rocket motor	F42C15/30	F42C15/30		148
F42C15/31	9	generated by the combustion of a pyrotechnic or explosive charge within the fuze	F42C15/31	F42C15/31		180
F42C15/32	8	operated by change of fluid pressure (F42C5/00, F42C15/29 take precedence)	F42C15/32	F42C15/32		93
F42C15/33	9	by breaking a vacuum or pressure container	F42C15/33	F42C15/33		11
F42C15/34	8	wherein the safety or arming action is effected by a blocking-member in the pyrotechnic or explosive train between primer and main charge (F42C15/18, F42C15/40 take precedence)	F42C15/34	F42C15/34		341
F42C15/36	8	wherein arming is effected by combustion or fusion of an element; {Arming methods using temperature gradients}(F42C15/31 takes precedence)	F42C15/36	F42C15/36		197
F42C15/38	8	wherein arming is effected by chemical action (F42C3/00 takes precedence)	F42C15/38	F42C15/38		76
F42C15/40	8	wherein the safety or arming action is effected electrically	F42C15/40	F42C15/40		778
F42C15/42	9	from a remote location, e.g. for controlled mines or mine fields	F42C15/42	F42C15/42		235
F42C15/44	8	Arrangements for disarming, or for rendering harmless, fuzes after arming, e.g. after launch	F42C15/44	F42C15/44		188
F42C17/00	7	Fuze-setting apparatus	F42C17/00	F42C17/00		251
F42C17/02	8	Fuze-setting keys	F42C17/02	F42C17/02		37
F42C17/04	8	for electric fuzes	F42C17/04	F42C17/04		415
F42C19/00	7	Details of fuzes (except F42C15/00)	F42C19/00	F42C19/00		317
F42C19/02	8	Fuze bodies; Fuze housings	F42C19/02	F42C19/02		325
F42C19/04	8	Protective caps	F42C19/04	F42C19/04		173
F42C19/06	8	Electric contact parts specially adapted for use with electric fuzes {(switches operated by change of speed H01H35/06; switches operated by change of acceleration, e.g. shock or vibration, inertia switches H01H35/14; fluid-pressure-operated switches H01H35/24)}	F42C19/06	F42C19/06		600
F42C19/07	9	Nose-contacts for projectiles or missiles	F42C19/07	F42C19/07		88
F42C19/08	8	Primers (initiators for blasting cartridges F42B3/10; ignition means for rocket engine plants F02K9/95); Detonators	F42C19/08	F42C19/08		287
F42C19/0803	9	{characterised by the combination of per se known chemical composition in the priming substance}	F42C19/08	F42C19/08		115
F42C19/0807	9	{characterised by the particular configuration of the transmission channels from the priming energy source to the charge to be ignited, e.g. multiple channels, nozzles, diaphragms or filters}	F42C19/08	F42C19/08		195
F42C19/0811	9	{characterised by the generation of a plasma for initiating the charge to be ignited}	F42C19/08	F42C19/08		38
F42C19/0815	9	{Intermediate ignition capsules, i.e. self-contained primary pyrotechnic module transmitting the initial firing signal to the secondary explosive, e.g. using electric, radio frequency, optical or percussion signals to the secondary explosive (initiators for blasting cartridges or air bags F42B3/10)}	F42C19/08	F42C19/08		131
F42C19/0819	9	{Primers or igniters for the initiation of rocket motors, i.e. pyrotechnical aspects thereof}	F42C19/08	F42C19/08		123
F42C19/0823	9	{Primers or igniters for the initiation or the propellant charge in a cartridged ammunition (primers for caseless ammunition F42C19/085)}	F42C19/08	F42C19/08		90
F42C19/0826	10	{comprising an elongated perforated tube, i.e. flame tube, for the transmission of the initial energy to the propellant charge, e.g. used for artillery shells and kinetic energy penetrators}	F42C19/08	F42C19/08		184
F42C19/083	10	{characterised by the shape and configuration of the base element embedded in the cartridge bottom, e.g. the housing for the squib or percussion cap}	F42C19/08	F42C19/08		142
F42C19/0834	10	{Arrangements of a multiplicity of primers or detonators dispersed within a propellant charge for increased efficiency}	F42C19/08	F42C19/08		47
F42C19/0838	9	{Primers or igniters for the initiation or the explosive charge in a warhead (F42C19/095 takes precedence)}	F42C19/08	F42C19/08		140
F42C19/0842	10	{Arrangements of a multiplicity of primers or detonators, dispersed within a warhead, for multiple mode selection}	F42C19/08	F42C19/08		73
F42C19/0846	10	{Arrangements of a multiplicity of primers or detonators, dispersed within a warhead, for increased efficiency}	F42C19/08	F42C19/08		55
F42C19/085	9	Primers for caseless ammunition	F42C19/085	F42C19/085		70
F42C19/09	9	Primers or detonators containing a hollow charge	F42C19/09	F42C19/09		73
F42C19/095	9	Arrangements of a multiplicity of primers or detonators, dispersed around a warhead, one of the primers or detonators being selected for directional detonation effects	F42C19/095	F42C19/095		101
F42C19/10	9	Percussion caps	F42C19/10	F42C19/10		389
F42C19/12	9	electric	F42C19/12	F42C19/12		1234
F42C19/14	10	operable also in the percussion mode	F42C19/14	F42C19/14		43
F42C21/00	7	Checking fuzes; Testing fuzes	F42C21/00	F42C21/00		754
F42C99/00	7	Subject matter not provided for in other groups of this subclass	F42C99/00	F42C99/00		29
