GAS-CYLINDER PNEUMATIC SUBMACHINE GUN Russian patent published in 2001 - IPC

FIELD: pneumatic weapon. SUBSTANCE: the gas-cylinder pneumatic submachine gun has a barrel, hand guard, firing spring, gas-cylinder space, gas-cylinder valve-actuating gear with a chamber, trigger, bolt with the central duct that is made movable, cylindrical hammer fixed in a spaced relation to the bolt central duct. The cylindrical magazine is positioned in parallel with the barrel. The hand-guard has a vertical through hole accommodating a cylindrical bolthead spring-loaded in the lower part so that one end of the bolt rests on the firing spring positioned in the bolt motion cylindrical limiter, and the edge of the other end is supported by one of the ends of the torsion spring. Made in the lower part of the bolthead is a slot with a stop projecting from its lateral cavity for exerting pressure through it on the bolthead of the other horizontal end of the torsion spring at pushing of the trigger. EFFECT: reduced consumption of gas enhanced indices of fire. 1 dwg