MORTAR BARREL Russian patent published in 1998 - IPC

FIELD: mortar barrels and mortar-like launching tubes. SUBSTANCE: a ball-and-socket base is screwed on the tube, the base diameter is mainly equal to the tube outside diameter, and a cavity is made inside the ball-and-socket base, which communicates with the tube. A lug with the firing pin is made on the bottom of the spherical cavity in the center; the lug length determines the additional afterprojectile volume in the barrel. EFFECT: improved design. 2 dwg