BAFFLER Russian patent published in 2006 - IPC F41A21/30 

FIELD: weaponry, applicable in weapon for noise reduction.

SUBSTANCE: the baffler has an assembly for joint to the gun barrel, it is made for its placement above the barrel and receiver of the pump gun of the "bullpup" configuration, having a muzzle means for separation of the base from the projectile, the bore is connected to the cavity of the baffler body by a gas reducer, and the baffler muzzle section projects forward beyond the limits of the muzzle means forward beyond the limits of the muzzle means for separation of the base from the projectile, the baffler body has a set of inner components for separation and deceleration of powder gases for their discharge through the breech end of the baffler that is used as a permanent shoulder piece for the gun shoulder support, which is permanently joined to the baffler body for placement of the breech gas-discharge opening of the baffler behind the shooter's arm at application of the gun to his arm.

EFFECT: reduced noise and enhanced operating characteristics of the pump gun of the "bullpap" configuration having a means for separation of the base from the projectile.

6 cl, 1 dwg