AUTOMATIC GUN Russian patent published in 2010 - IPC F41C7/00 F41A19/12 

FIELD: weapons.

SUBSTANCE: invention relates to small arms and represents an automatic gun that comprises barrel, breech box, hammer, sear, magazine, trigger arranged ahead of said magazine, safety lock and fire selector, spring-loaded three-arm crank trigger lever, its one arm engaging with thumbpiece, second arm engaging with sear and third arm staying in contact with breech frame. Every arm of trigger lever has one ledge to lock sear, breech frame and cock and one additional ledge to interact with safety lock in "safe" position. Safety lock represents a bell crank with one arm in contact with finger of hand holding gun handle. Another arm accommodates safety lever that closes extraction opening. In single fire, trigger displaces for over 1/2 of its complete stroke and, in automatic fire, it makes a complete stroke. In the first case, trigger moves out of contact with trigger lever. Cock with firing spring and sear is located in breech box cover, above barrel axis, while trigger and safety lock are arranged bellows said axis.

EFFECT: simplified design, reduced sizes.

1 dwg