162457 ⎘
Breech mechanisms, e.g. locks; Bolt action, i.e. the main breech opening movement being parallel to the barrel axis; Semi-rigid bolt locks, i.e. having locking elements movably mounted on the bolt or on the barrel or breech housing having rocking locking elements, e.g. pivoting levers or vanes
Sub-classes:BOLT CARRIER AND BOLT FOR GAS OPERATED FIREARMS
#2A FIREARM
#3Ambidextrous bolt catch for use with a firearm
#4Bolt carrier and bolt for gas operated firearms
#5Bolt carrier and bolt for gas operated firearms
#6Pistol with a rotating closing device
#7Automatic action assembly of a firearm
#8Bolt carrier and bolt for gas operated firearms
#9Firearm
#10Slide action rifle with a bolt carrier locking mechanism external to the receiver
#11Self-loading pistol with selective slide lock delaying the opening movement during firing but facilitating manual cocking
#12Barrel locking mechanism for a firearm
#13Bolt carrier and bolt for gas operated firearms
#14Methods of firearm operations
#15Pump-action firearm with bolt carrier locking mechanism and folding butt stock
#16Methods of firearm operations
#17Bolt carrier and bolt for gas operated firearms
#18Bolt carrier and bolt for gas operated firearms
#19Delayed blowback firearms with novel mechanisms for control of recoil and muzzle climb
#20Firearm with enhanced handling by dissipating the effects of recoil and muzzle climb
#21DELAYED BLOWBACK FIREARMS WITH NOVEL MECHANISMS FOR CONTROL OF RECOIL AND MUZZLE CLIMB
#22Firearm
#23Firearm with enhanced handling by dissipating the effects of recoil and muzzle climb
#24Breech device for a hand firearm
#25Firearm
#26Delayed blowback firearms with novel mechanisms for control of recoil and muzzle climb
#27Delayed blowback system for a firearm
#28Delayed blowback device
#29Firearm
#30Forward assist for a firearm