SMALL CALIBER MUZZLE BRAKE Russian patent published in 2024 - IPC F41A21/36 

FIELD: weapons.

SUBSTANCE: muzzle brake comprising a housing with expansion units with powder gases outlet windows and a front wall with a slug opening, characterized by that the inner cavity is made as a combination of three functional sections of expansion units with an angular pitch of 120 degrees, the side wall of the expansion unit is straight, the width of the channel is equal to the caliber of the weapon, extension unit length is equal to 12 gun calibers, the extension unit conical part length is equal to three gun calibers at an angle of inclination of the wall to the central axis of 14 degrees, the opening length is equal to 2.75 gun caliber, the opening height is equal to the gun caliber, taper angle of the opening faces is equal to 30 degrees, wall thickness at the location of the opening is equal to 0.25 of gun caliber, in the front wall there is a hemispherical cavity around the central channel with radius equal to 1.45 gun caliber.

EFFECT: higher functional efficiency of muzzle brake.

1 cl, 13 dwg