| 发明名称 | Rechargeable battery | ||
| 摘要 | A rechargeable battery including: an electrode assembly; a center pin arranged at a center of the electrode assembly; a case containing the electrode assembly; and a cap assembly coupled to an opening of the case and electrically connected to the electrode assembly, and the center pin includes a first pipe arranged at the center of the electrode assembly, and a second pipe arranged in the first pipe with a buffering space between the first pipe and the second pipe, the second pipe having a strength that is different from a strength of the first pipe. | ||
| 申请公布号 | US9029009(B2) | 申请公布日期 | 2015.05.12 |
| 申请号 | US201313796306 | 申请日期 | 2013.03.12 |
| 申请人 | Samsung SDI Co., Ltd. | 发明人 | Kim Shin-Jung;Kim Dae-Kyu |
| 分类号 | H01M2/00;H01M10/04;H01M2/02;H01M10/0587 | 主分类号 | H01M2/00 |
| 代理机构 | Christie, Parker & Hale, LLP | 代理人 | Christie, Parker & Hale, LLP |
| 主权项 | 1. A rechargeable battery comprising: an electrode assembly; a center pin arranged at a center of the electrode assembly; a case containing the electrode assembly; and a cap assembly coupled to an opening of the case and electrically connected to the electrode assembly, wherein the center pin comprises: a first pipe arranged at the center of the electrode assembly; anda second pipe arranged in the first pipe with a buffering space between the first pipe and the second pipe, the second pipe having a compression strength that is different from a compression strength of the first pipe. | ||
| 地址 | Yongin-si KR | ||