发明名称 |
BATTERY, AND BATTERY MANUFACTURING METHOD |
摘要 |
Provided are a low-cost battery in which an outermost first electrode plate is designed to be bent at a bent portion farther from a current collector than its own joint end so that a near portion extending from the bent portion to the joint end is positioned inward in a lamination direction than a distant portion positioned farther from the current collector than the bent portion, and first electrode plates including the outermost first electrode plate are connected to a collector joint part, and a manufacturing method thereof. In the battery of the invention, a negative collector joint part is connected to a negative joint end of an inside negative electrode plate with a fillet formed of metal melted from the negative collector joint part itself and also connected to a negative joint end of an outermost negative electrode plate with a fillet formed of metal melted from the negative collector joint part itself. |
申请公布号 |
EP1993161(A4) |
申请公布日期 |
2010.06.30 |
申请号 |
EP20070715273 |
申请日期 |
2007.02.28 |
申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA |
发明人 |
ASAHINA, TAKASHI;HAMADA, SHINJI;ETO, TOYOHIKO;ITO, MASANORI |
分类号 |
H01M10/04;H01M2/26 |
主分类号 |
H01M10/04 |
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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