AUTOMATIC SMALL ARMS Russian patent published in 2001 - IPC

FIELD: armaments, in particular, automatic small arms, applicable in automatic systems of such a weapon. SUBSTANCE: in automatic small arms, having a receiver with a cover, magazine, gas piston frame, breech-block carrier, breechblock, the gas piston frame is made with two breechblock lugs - the front and rear ones. These lugs are positioned for engagement with the breechblock lug made on the breechblock carrier. EFFECT: enhanced close grouping of shots due to reduced recoil momentum of the movable parts and recoil momentum caused by a shot. 4 cl, 1 dwg