| 发明名称 | Battery cover assembly and battery having the same | ||
| 摘要 | A battery and a battery cover assembly thereof are provided. The battery cover assembly comprises a cover (1) having a through hole; an extraction electrode terminal (3); and an insulating seal member disposed between the cover and the extraction electrode terminal. The extraction electrode terminal (3), starting from its top, includes a columnar seal part (31), a position part (32) and a weld part (33) that are consecutively connected together, the columnar seal part (31) passing through the through hole of the cover and having a seal groove formed along a circumferential surface thereof, the position part (32) having a horizontally-oriented platform, and the weld part (33) having a sheet-like shape and being perpendicular to the horizontally-oriented platform of the position part. | ||
| 申请公布号 | US8802279(B2) | 申请公布日期 | 2014.08.12 |
| 申请号 | US201213533915 | 申请日期 | 2012.06.26 |
| 申请人 | Shenzhen BYD Auto R&D Company Limited;BYD Company Limited | 发明人 | Jiang Luxia;Shi Dongna;Pi Wenya;Lai Qing;Zhu Jianhua |
| 分类号 | H01M2/06;H01M2/08;H01M2/04 | 主分类号 | H01M2/06 |
| 代理机构 | Morgan, Lewis & Bockius LLP | 代理人 | Morgan, Lewis & Bockius LLP |
| 主权项 | 1. A battery cover assembly, comprising: a cover having a through hole; an extraction electrode terminal; and an insulating seal member disposed between the cover and the extraction electrode terminal, wherein the extraction electrode terminal, starting from its top, includes a columnar seal part, a position part and a weld part that are consecutively connected together, the columnar seal part passing through the through hole of the cover and having a seal groove formed along a circumferential surface thereof, the position part having a horizontally-oriented platform, and the weld part having a sheet-like shape and being perpendicular to the horizontally-oriented platform of the position part, wherein there is a position step at a top of the seal part. | ||
| 地址 | Shenzhen CN | ||