发明名称 |
Cap assembly and secondary battery having the same |
摘要 |
A cap assembly includes a cap-up and a safety vent wherein an end of the safety vent is bent to cover an end of the cap-up, a first thickness of a first region of the cap-up in contact with the end of the safety vent is smaller than a second thickness of a second region of the cap-up not in contact with the end of the safety vent.
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申请公布号 |
US8546005(B2) |
申请公布日期 |
2013.10.01 |
申请号 |
US20090591919 |
申请日期 |
2009.12.04 |
申请人 |
KIM DAE-KYU;SAMSUNG SDI CO., LTD. |
发明人 |
KIM DAE-KYU |
分类号 |
H01M2/04;H01M2/08;H01M2/12 |
主分类号 |
H01M2/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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