AUTOMATIC WEAPON ROUND FEED SYSTEM Russian patent published in 2010 - IPC F41A9/00 

FIELD: weapons and ammunition.

SUBSTANCE: proposed system comprises rotary pin, receptacle chamber with moving and fixed sleeves and moving sleeve side guide. Said chamber accommodates two slides articulated by gear wheel. Round push-down devices are arranged on every slide to move perpendicular to slide travel. Aforesaid gear wheel has cartridge belt feed sprocket secured therein. Said moving sleeve represents a connecting plate secured on aforesaid receptacle chamber. Crank and side guide have their one ends pivoted to said connecting plate, while their other ends are articulated with rotary pin base. Said crank and side guide accommodate two spigots articulated therewith with their bores housing round push-down device representing two sprocket fitted on axle arranged parallel with weapon axis.

EFFECT: higher reliability of automatic weapon operation with large ammunition load.

2 dwg