Patent ID: 9664470
Date: 2017-05-30
CPC Classifications: F41A

Claim:
1. A drum magazine, comprising: a drum unit having a space therein for being loaded with cartridges in a spiral line; a plurality of imitation cartridges installed in the drum unit; a cartridge guide unit combined with the drum unit and guiding a loading of cartridges while being rotated by an operation of a tension control unit; a tension member mounted to an outer surface of the drum unit and elastically supporting the cartridge guide unit; the tension control unit controlling elasticity of the tension member; a cartridge loading unit mounted to the outer surface of the drum unit and rotating the cartridge guide unit by an operation of a cartridge loading lever, wherein the cartridge loading lever is mounted on the drum unit, thereby forming a cartridge loading space in the drum unit for being loaded with cartridges, wherein the cartridge loading lever is immediately returned to an initial position thereof by a second spring; and a protective cover unit mounted to the outer surface of the drum unit and protecting both the tension control unit and the cartridge loading unit.