CPC Subgroup
F42C 15/21 using spring action (F42C15/32 takes precedence)
Full Title
Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges > wherein a securing-pin or latch is removed to arm the fuze, e.g. removed from the firing-pin ( F42C15/40 take precedence) > using spring action (F42C15/32 takes precedence)