AMMUNITION FEEDING GEAR Russian patent published in 2003 - IPC

FIELD: automatic weapons. SUBSTANCE: ammunition feeding gear includes magazine placed in parallel with horizontal plane of weapon with lateral arrangement of cartridge row relative to weapon barrel and bolt. Novelty of invention lies in that gear has releasable joint of bolt with spring- loaded element acting on fed cartridge, cartridge section of magazine has curvilinear outlet duct transferring to internal space of magazine neck placed in parallel with horizontal plane of weapon. Magazine is equipped with members lying opposite and limiting sector of turn of cartridge fed through window into bends of magazine neck. Bends are located on side, in upper part of box-shaped case of magazine in parallel with longitudinal slit for passage of spring-loaded element meant to feed ammunition and protrusion of bolt feeding cartridge into cartridge chamber in weapon barrel. Springloaded element is slider of feeding device located in socket of weapon bolt and its spring is flexural spring anchored in its socket. Butt of spring- loaded slide has bevel interacting with upper cartridge in magazine to ensure vertical movement of slider of feeding gear in its socket with reference to horizontal plane of weapon when bolt returns from position of withdrawal. Spring-loaded slider of feeding gear acts directly on lower part of case of upper cartridge placed at outlet of curvilinear duct in hemispherical recess in wall of neck with turn of cartridge through angle of 90 degrees relative to its initial position. On completion of magazine emptying springloaded slider of feeding gear interacts with upper mock-up cartridge of feed rib put on mobile coupler for turn of mock-up cartridge around its lateral axis. Window and bends of magazine neck for passage and holding of upper cartridge and longitudinal slit for passage of spring-loaded slider of feeding gear are made in separable plate joined to magazine case by means of its cogs and ears accommodating cotter pin-latch. Bend nearest to longitudinal slit of magazine neck is joined to plate only in muzzle and breech parts. EFFECT: possibility of connection of magazine of increased capacity to weapon of bullpup type. 4 cl, 4 dwg