SUBMACHINE GUN Russian patent published in 2000 - IPC

FIELD: automatic small arms. SUBSTANCE: submachine gun has a body, barrel, breechblock, trigger and locking mechanisms, mechanism of opposite movement of barrel and breechblock, return spring. The barrel and breechblock are installed for opposite movement relative to the body by pressure of powder gases in the bore and interconnected by the lever-type mechanism of opposite movement, which is installed in the body on an axle. The return spring is installed between the barrel and breechblock for simultaneous action on them. The bore locking mechanism is locked by pressure of powder gases. EFFECT: enhance close grouping of shots and reliability of submachine- gun operation due to simplified design. 3 cl, 3 dwg