GUN WITH LONGITUDINAL SLIDING BREECHBLOCK Russian patent published in 2011 - IPC F41A3/12 F41A21/10 

FIELD: weapons and ammunition.

SUBSTANCE: gun includes barrel, box, breechblock with striker, trigger mechanism and firing device; at that, firing device includes additional barrel, magazine and longitudinal sliding breechblock. The latter of the firing device and breechblock of the gun interact by means of projection and shaped hole. In longitudinal sliding breechblock of firing device there installed is spring-loaded striker which interacts with striker of gun and insert of firing device. Gun box includes the opening in which slots are made, and posts are installed in firing device. Front post is installed with possibility of longitudinal movement under action of rotating sleeve, and rear post is installed with possibility of transverse movement and fixed with a nut.

EFFECT: simpler gun recharging with longitudinal sliding breechblock for cartridge of any gauge.

6 dwg