AMMUNITION FUZES (blasting cartridge initiators F 42 B 3/10; chemical aspects C 06 C); ARMING OR SAFETY MEANS THEREFOR (filling fuzes F 42 B 33/02; fitting or extracting primers in or from fuzes F 42 B 33/04; containers for fuzes F 42 B 39/30) [5]
1
/
00
Impact fuzes, i.e. fuzes actuated only by ammunition impact
1
/
02
•
with firing pin structurally combined with fuze
1
/
04
•
•
operating by inertia of members on impact
1
/
06
•
•
•
for any direction of impact
1
/
08
•
•
with delayed action after ignition of fuze (time fuzes F 42 C 9/00)
1
/
09
•
•
the fuze activating a propulsive charge for propelling the ammunition or the warhead into the air, e.g. in rebounding projectiles [5]
1
/
10
•
without firing pin
1
/
12
•
•
with delayed action after ignition of fuze (time fuzes F 42 C 9/00)
1
/
14
•
operating at a predetermined distance from ground or target by means of a protruding member
3
/
00
Fuzes actuated by exposure to a liquid, e.g. sea-water (F 42 C 5/00 takes precedence; time fuzes F 42 C 9/00)
5
/
00
Fuzes actuated by exposure to a predetermined ambient fluid pressure
5
/
02
•
barometric pressure
7
/
00
Fuzes actuated by application of a predetermined mechanical force, e.g. tension, torsion, pressure (by ammunition impact F 42 C 1/00; by exposure to a predetermined ambient fluid pressure F 42 C 5/00)
7
/
02
•
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 (F 42 C 7/12 takes precedence)
7
/
04
•
•
actuated by applying pressure on the ammunition head [5]
7
/
06
•
•
•
and comprising pneumatic or hydraulic retarding means [5]
7
/
08
•
•
of release type, i.e. actuated by releasing pressure from the ammunition head [5]
7
/
10
•
•
of antenna type [5]
7
/
12
•
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 F 42 C 19/10) [5]
9
/
00
Time fuzes; Combined time- and percussion- or pressure-actuated fuzes; Fuzes for timed self-destruction of ammunition
9
/
02
•
the timing being caused by mechanical means
9
/
04
•
•
by spring motor
9
/
06
•
•
by flow of fluent material, e.g. shot, fluids
9
/
08
•
the timing being caused by chemical action, e.g. of acids
9
/
10
•
the timing being caused by combustion
9
/
12
•
•
with ring combustion elements
9
/
14
•
Double fuzes; Multiple fuzes
9
/
16
•
•
for self-destruction of ammunition
9
/
18
•
•
•
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 [5]
