Electrode assembly and secondary battery including the same

    公开(公告)号:US09991498B2

    公开(公告)日:2018-06-05

    申请号:US14478046

    申请日:2014-09-05

    Abstract: An electrode assembly includes an electrode jelly-roll, which includes a winding including a first electrode plate, a second electrode plate, and a separator disposed between the first and second electrode plates; an outer surface parallel to a winding axis of the prismatic electrode jelly-roll, side surfaces perpendicular to the winding axis; a first electrode tab, which is electrically connected to the first electrode plate and extends in a winding axis direction of the prismatic electrode jelly-roll; a second electrode tab, which is electrically connected to the second electrode plate and extends in a winding axis direction of the electrode jelly-roll, wherein an end portion of at least one of the first electrode tab and the second electrode tab is bent in a direction opposite to the direction in which the corresponding electrode tab extends and faces an outer surface of the prismatic electrode jelly-roll.

    ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME

    公开(公告)号:US20180241024A1

    公开(公告)日:2018-08-23

    申请号:US15955976

    申请日:2018-04-18

    Abstract: An electrode assembly includes an electrode jelly-roll, which includes a winding including a first electrode plate, a second electrode plate, and a separator disposed between the first and second electrode plates; an outer surface parallel to a winding axis of the prismatic electrode jelly-roll, side surfaces perpendicular to the winding axis; a first electrode tab, which is electrically connected to the first electrode plate and extends in a winding axis direction of the prismatic electrode jelly-roll; a second electrode tab, which is electrically connected to the second electrode plate and extends in a winding axis direction of the electrode jelly-roll, wherein an end portion of at least one of the first electrode tab and the second electrode tab is bent in a direction opposite to the direction in which the corresponding electrode tab extends and faces an outer surface of the prismatic electrode jelly-roll.

    Electrode assembly and secondary battery including the same

    公开(公告)号:US11303000B2

    公开(公告)日:2022-04-12

    申请号:US15955976

    申请日:2018-04-18

    Abstract: An electrode assembly includes an electrode jelly-roll, which includes a winding including a first electrode plate, a second electrode plate, and a separator disposed between the first and second electrode plates; an outer surface parallel to a winding axis of the prismatic electrode jelly-roll, side surfaces perpendicular to the winding axis; a first electrode tab, which is electrically connected to the first electrode plate and extends in a winding axis direction of the prismatic electrode jelly-roll; a second electrode tab, which is electrically connected to the second electrode plate and extends in a winding axis direction of the electrode jelly-roll, wherein an end portion of at least one of the first electrode tab and the second electrode tab is bent in a direction opposite to the direction in which the corresponding electrode tab extends and faces an outer surface of the prismatic electrode jelly-roll.

    ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME
    5.
    发明申请
    ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME 有权
    电极组件和二次电池,包括它们

    公开(公告)号:US20150072204A1

    公开(公告)日:2015-03-12

    申请号:US14478046

    申请日:2014-09-05

    Abstract: An electrode assembly includes an electrode jelly-roll, which includes a winding including a first electrode plate, a second electrode plate, and a separator disposed between the first and second electrode plates; an outer surface parallel to a winding axis of the prismatic electrode jelly-roll, side surfaces perpendicular to the winding axis; a first electrode tab, which is electrically connected to the first electrode plate and extends in a winding axis direction of the prismatic electrode jelly-roll; a second electrode tab, which is electrically connected to the second electrode plate and extends in a winding axis direction of the electrode jelly-roll, wherein an end portion of at least one of the first electrode tab and the second electrode tab is bent in a direction opposite to the direction in which the corresponding electrode tab extends and faces an outer surface of the prismatic electrode jelly-roll.

    Abstract translation: 电极组件包括电极胶卷,其包括绕组,该绕组包括第一电极板,第二电极板和设置在第一和第二电极板之间的隔板; 平行于棱柱形电极胶卷的卷绕轴线的外表面,垂直于卷绕轴线的侧表面; 第一电极接头,其电连接到所述第一电极板并沿所述棱镜电极胶卷的卷绕轴线方向延伸; 第二电极接头,其电连接到第二电极板并沿着电极果冻辊的卷绕轴线方向延伸,其中第一电极接头和第二电极接头中的至少一个的端部弯曲成 方向与相应的电极片延伸的方向相反,并且面向棱镜电极果冻辊的外表面。

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