发明名称 |
Secondary battery and manufacturing method thereof |
摘要 |
A secondary battery having a simplified structure by which a lead of a safety device can be adhered to the battery includes an electrode unit having a positive electrode plate, a negative electrode plate and a separator disposed therebetween, a can having a bottom portion and made of aluminum or an aluminum alloy, the can in which the electrode unit and an electrolytic solution are accommodated and sealed, and a surface coating provided on at least an outer surface of the bottom portion of the can to which the lead is attached. In order to prevent contamination of a probe of an initial charging/discharging device a surface coating is formed on at least an outer surface of a cap plate. |
申请公布号 |
EP1453123(B1) |
申请公布日期 |
2017.02.15 |
申请号 |
EP20030090453 |
申请日期 |
2003.12.22 |
申请人 |
Samsung SDI Co., Ltd. |
发明人 |
Um, Jae-Chul;Park, Jung-Joon;Lee, Jin-Uk;Hong, Eui-Sun;Cho, Sung-Jae;Koike, Masaki;Hiramura, Yasuaki |
分类号 |
H01M2/22;H01M2/02;H01M2/04;H01M2/10;H01M2/26;H01M2/34;H01M10/04;H01M10/05;H01M10/0566;H01M10/058;H01M10/30;H01M10/48 |
主分类号 |
H01M2/22 |
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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