GUN FOR CARTRIDGE OF TRAUMATIC ACTION Russian patent published in 2012 - IPC F41C3/00 

FIELD: weapons and ammunition.

SUBSTANCE: gun comprises a body, where the following components are located: a barrel with a cartridge chamber, a reciprocally sliding bolt connected to it kinematically, a device of feeding a cartridge to a cartridge chamber and extraction, a system of bolt return, a system of barrel braking, comprising a stop on the upper inner surface of the bolt, ledges in a breech end of the barrel: a control one - on the outer upper surface, front and back ones, which limit barrel displacement, arranged on its outer lower surface and contacting by bevelled support surfaces with appropriate surfaces of the limiting and mounting stops of the case. The barrel is made as self-braking with the possibility of adjustable axial braking by means of a support site inclined to a muzzle face made along the upper outer surface of the control ledge of the barrel in the form of a cut.

EFFECT: improved weapon operation reliability.

3 cl, 4 dwg