162446 ⎘
Breech mechanisms, e.g. locks; Bolt action, i.e. the main breech opening movement being parallel to the barrel axis; Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks
Sub-classes:SYSTEM FOR A MULTI-CALIBER SELF-LOADING ACTION ASSEMBLY
#2BOLT CARRIER AND BOLT FOR GAS OPERATED FIREARMS
#3MULTI-CALIBER BOLT ASSEMBLY AND METHOD OF USING DIFFERENT SIZES OF AMMUNITION IN A FIREARM
#4BOLT CARRIER WITH GAS EXHAUST POCKET
#5System for a multi-caliber self-loading action assembly
#6Bolt carrier and bolt for gas operated firearms
#7Reduced Weight Firearm
#8System for a multi-caliber self-loading action assembly
#9Bolt carrier and bolt for gas operated firearms
#10Breech system for a firearm
#11Low friction inserts for bolt carrier group
#12Reduced weight firearm
#13Bolt carrier and bolt for gas operated firearms
#14Automatic weapon magazine, charging handle, bolt carrier, bolt catch, scope, and bolt features and methods of operation
#15Bolt carrier with a modified cam path
#16Automatic weapon magazine, charging handle, bolt carrier, bolt catch, scope, and bolt features and methods of operation
#17Bolt carrier group for direct gas impingement system
#18Reduced weight firearm
#19Bolt carrier and bolt for gas operated firearms
#20Automatic weapon magazine, charging handle, bolt carrier, bolt catch, scope, and bolt features and methods of operation
#21Reduced weight firearm
#22Modular bolt assembly with floating fire pin
#23Pistol with a rotary barrel
#24Systems and methods for providing a multi-shot firearm
#25Systems and methods for retaining an extractor pin in a bolt carrier group of a firearm
#26Automatic weapon magazine, charging handle, bolt carrier, bolt catch, scope, and bolt features and methods of operation
#27Bolt carrier and bolt for gas operated firearms
#28Automatic weapon magazine, charging handle, bolt carrier, bolt catch, scope, and bolt features and methods of operation
#29Bolt assembly with improved rotating locking head
#30Automatic weapon magazine, charging handle, bolt carrier, bolt catch, scope, and bolt features and methods of operation
#31Reciprocally-cycled, externally-actuated weapon
#32BOLT ACTION PART FOR ELECRICAL OR LASER-BASED CARTRIDGE
#33Breech for a repeater weapon
#34Charging handle, charging handle latch, firearm, and methods of operation
#35Self-locking bolt system not requiring an external surface to lock to
#36Rotating head assembly for use with the bolt assembly of a gun
#37Bolt action conversion kits and methods