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    • 32. 发明授权
    • Secondary battery
    • 二次电池
    • US08551633B2
    • 2013-10-08
    • US13550440
    • 2012-07-16
    • Chang-Bum Ahn
    • Chang-Bum Ahn
    • H01M4/00
    • H01M10/4235H01M10/0431
    • A secondary battery is disclosed. The secondary battery includes an electrode assembly comprising a first electrode plate and a second electrode plate that are rolled while having a separator interposed therebetween; and a finishing or protective conductive member formed on a periphery of the electrode assembly so as to surround a roll end of the electrode assembly, wherein the finishing member comprises a conductive layer that forms a conductive contact with a roll end of the first electrode plate and that is disposed to face a roll end of the second electrode plate. The secondary battery forms a short circuit path between positive and negative electrodes when the secondary battery is penetrated, and thus the secondary battery provides an improved degree of safety against a penetration shock caused by an external shock or a penetration test.
    • 公开了二次电池。 二次电池包括电极组件,其包括第一电极板和第二电极板,所述第一电极板和第二电极板在其间插入隔板的同时被卷起; 以及形成在所述电极组件的周边上以围绕所述电极组件的辊端的精加工或保护性导电构件,其中所述精加工构件包括与所述第一电极板的辊端形成导电接触的导电层,以及 被设置为面对第二电极板的辊端。 当二次电池被穿透时,二次电池形成正电极和负电极之间的短路路径,因此二次电池提供了抵抗由外部冲击或穿透测试引起的穿透冲击的改进的安全程度。
    • 35. 发明申请
    • SECONDARY BATTERY
    • 二次电池
    • US20120321931A1
    • 2012-12-20
    • US13475783
    • 2012-05-18
    • Chang-Bum AHN
    • Chang-Bum AHN
    • H01M2/14
    • H01M2/206H01M2/263H01M2/266H01M10/052H01M10/0583H01M10/06H01M10/125H01M10/14
    • A secondary battery includes at least one first electrode plate, at least one second electrode plate and separators. The first electrode plate has a first active material layer intermittently coated in the length direction thereof and a first non-coating portion on which the first active material layer is not coated. The first non-coating portion is folded. The second electrode plate is alternately positioned with the first electrode plate, and has a second active material layer intermittently coated in the length direction thereof and a second non-coating portion on which the second active material layer is not coated. The second non-coating portion is folded. The separators are positioned between the respective first and second electrode plates. The secondary battery further includes first and second electrode tabs that respectively clamp at least one of the first non-coating portions and at least one of the second non-coating portions.
    • 二次电池包括至少一个第一电极板,至少一个第二电极板和隔板。 第一电极板具有在其长度方向上间歇地涂覆的第一活性物质层和未涂覆第一活性物质层的第一非涂覆部分。 第一非涂覆部分被折叠。 第二电极板与第一电极板交替定位,并且具有沿其长度方向间歇地涂覆的第二活性材料层和不涂覆第二活性物质层的第二非涂覆部分。 第二非涂覆部分被折叠。 分离器位于相应的第一和第二电极板之间。 二次电池还包括分别夹持第一非涂覆部分和至少一个第二非涂覆部分中的至少一个的第一和第二电极接头。