FIREARM WITH DETACHABLE BARREL Russian patent published in 2007 - IPC F41C7/00 F41A21/48 

FIELD: weaponry applicable in the firearm with a detachable barrel.

SUBSTANCE: the firearm with a detachable barrel has a barrel, receiver with a longitudinal slot, coupling sources. The weapon is provided with a wedge installed in the receiver slot and engageable with the barrel. The wedge is made with a lateral groove for engagement with the lug made on the barrel, and the receives is provided with a stop for the barrel lug and longitudinal grooves for engageable with the lugs made on the wedge, the walls of the receiver longitudinal grooves are made at an angle to one another.

EFFECT: simplified construction and enhanced stability of the middle point of bullet strike.

5 cl, 4 dwg