| 主权项 |
1. A dump magazine, comprising:
a bullet container for containing bullets, wherein a bullet outlet is provided on said bullet container; a guide provided in said bullet container for forming a spiral tunnel extending to a center of said bullet container for storing bullets; the bullets are filled into said spiral tunnel from said bullet outlet to an end thereof; and a spiral spring device for pushing the bullets towards said bullet outlet, wherein said spiral spring device is mounted aside said guide; a pushing device is mounted on said spiral spring device and extends into said spiral tunnel; when the bullets are filled into said spiral tunnel through said bullet outlet, said pushing device moves along said spiral tunnel in such a manner that said spiral spring device is compressed; wherein said spiral spring device comprises: a first spiral spring for pushing the bullets towards said bullet outlet, wherein a first end of said first spiral spring is mounted on a center of said guide in such a manner that said first spiral spring is at a first side of said guide; and a second spiral spring for pushing the bullets towards said bullet outlet, wherein a first end of said second spiral spring is mounted on a center of said guide in such a manner that said second spiral spring is at a second side of said guide; wherein said pushing device comprises: a pusher detachably mounted between a second end of said first spiral spring and a second of said second spiral spring, wherein said pusher extends into said spiral tunnel and is able to move therealong; wherein when the bullets are filled through said bullet outlet, said pusher is pushed back in such a manner that said first spiral spring and said second spiral spring are winded more tightly until said dump magazine is full; when shooting the bullets, said first spiral spring and said second spiral spring in a tightened state drive said pusher for pushing the bullets towards said bullet outlet until all the bullets are shot. |
