Base insert for polymer ammunition cartridges |
|||||||
| 申请号 | US15463906 | 申请日 | 2017-03-20 | 公开(公告)号 | US09989343B2 | 公开(公告)日 | 2018-06-05 |
| 申请人 | PCP Tactical, LLC; | 发明人 | Charles Padgett; Sy Wiley; | ||||
| 摘要 | An insert for a high strength polymer-based cartridge casing can include an outside, an inside formed within the insert, and a back end disposed at a rear of the cartridge casing. The back end includes a rim and groove disposed around the outside of the insert and a primer pocket disposed inside the back end. Also included is a front end, opposite the back end, having an overmolded area disposed around the outside of the insert above the primer pocket and a basin, having a depth, formed inside the overmolded area. A flash hole can be included inside the insert and communicating between the primer pocket and the basin. The flash hole has a perimeter and a ring disposed around the perimeter of the flash hole, including a height starting at a bottom of the basin, disposed toward the front end, and less than the depth of the basin. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
QQ群二维码
意见反馈
意见反馈