| 摘要 |
The object of the invention is a plastic cartridge case with a barrier, especially for a projectile of small arms, such as a cartridge bullet of a rifle or a gun, wherein a body (1) of the projectile case is made of plastics or a similar material that allows a simple and cheap fabrication of a cartridge case and also allows formation of a barrier (2) within the body (1) of the cartridge case, which barrier forms two chambers (A, B), the size of which has influence on pressure height in the cartridge case and consequently on bullet velocity. |
