FIELD: weapons and ammunition.
SUBSTANCE: automatic weapons with an internal piston for a cartridge without a cartridge contains a barrel, piston, bolt group; system – automatics, ammunition, cooling; chamber, for the installation of the cartridge without a chimney, the leading and/or obturating belt of the projectile is equipped with at least one stopper. Piston group contains a return, gripping, push-up spring; thrust and piston washers; return sleeve; piston of the gas engine mounted in the chamber and connected by a rod passing through the front wall of the chamber with a piston washer. Chamber consists of two chambers – a gas accumulator and a combustion chamber, separated by a narrowing channel.
EFFECT: simplified design of the weapon, increased combat effectiveness and versatility thereof.
37 cl, 13 dwg
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