MAGAZINE (VERSIONS) Russian patent published in 1997 - IPC

FIELD: ammunition drums for fire arms charted from breech end. SUBSTANCE: proposed magazine includes cylindrical enclosure and face walls, immobile and rotary. Rotary conveyer is installed on periphery of enclosure space. Conveyer is attached to rotary face wall and is manufactured in the form of ring formed by longitudinal straps separating through grooves radially. Screw-like partition is mounted inside conveyer is attached to immobile face wall and has central hole to accommodate torsion spring. Torsion spring is attached with ends to both face walls. Each cartridge moves along screw-shaped channel of partition due to action of corresponding strap of conveyer on it with its rotation under action of spring. Force of spring is transmitted to conveyer through rotary face wall. EFFECT: simplified design, improved functional reliability. 9 cl, 3 dwg