SILENCER FOR SMALL ARMS Russian patent published in 2009 - IPC F41A21/30 

Abstract RU 2376543 C2

FIELD: weapons.

SUBSTANCE: proposed silencer comprises casing arranged ahead of barrel muzzle face to accommodate steel funnel-like diaphragm that has hole for bullet to slow down combustion gases inside silencer. To down sound intensity, proposed silencer incorporates perforated swirler representing "spiral staircase" with holes in form of circular sectorial zones and 45 steps.

EFFECT: reduced sound intensity.

9 dwg

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RU 2 376 543 C2

Authors

Grachev Ivan Ivanovich

Golovanov Oleg Aleksandrovich

Kurkov Sergej Nikolaevich

Ustinov Evgenij Mikhajlovich

Smogunov Vladimir Vasil'Evich

Dates

2009-12-20Published

2007-04-09Filed