GAS CHAMBER OF UNDERWATER FIREARM Russian patent published in 1995 - IPC

Abstract SU 1826683 A1

FIELD: small arms. SUBSTANCE: piston 4 located in chamber housing 2 communicating through gas-outlet hole 3 with bore of barrel 1 has longitudinal channel 7 with perpendicular outlet holes 8 and 9 which communicate housing 2 with the surrounding medium. Spring 10 returns piston 7 to the initial position. EFFECT: automatic adjustment of pressure of powder gases applied to piston when shooting in surrounding media of different density. 1 dwg

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SU 1 826 683 A1

Authors

Simonov V.V.

Simonova E.M.

Dates

1995-03-27—Published

1973-02-28—Filed