SAFETY APPARATUS AND PROTECTION METHOD OF SECONDARY BATTERY FOR ELECTRIC VEHICLE USING SWITCH |
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| 申请号 | EP08848027 | 申请日 | 2008-09-23 | 公开(公告)号 | EP2212939A4 | 公开(公告)日 | 2013-12-25 |
| 申请人 | SK INNOVATION CO LTD; | 发明人 | JANG SOOYEUP; OH JEONKEUN; | ||||
| 摘要 | The present invention relates to a safety apparatus and a protection method of a secondary battery, which can prevent explosion and fire of the secondary battery using a rupture switch attached on the outside of the secondary battery if a swelling degree of the secondary battery reaches a predetermined value when the secondary battery is swelled due to abnormal usage such as overcharge, short-circuit, reverse-connection and heat-exposure of large-capacity lithium polymer battery. | ||||||
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| 说明书全文 | |||||||
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