公开(公告)号：US20130309533A1

公开(公告)日：2013-11-21

申请号：US13893206

申请日：2013-05-13

Applicant: GS YUASA INTERNATIONAL, LTD.

Inventor： JUN NAKAMURA

IPC: H01M10/04 ,  H01G11/26 ,  H01M2/02

CPC classification number: H01M10/0431 ,  H01G11/26 ,  H01G11/82 ,  H01M2/02 ,  H01M2/0217 ,  H01M2/0285 ,  H01M10/345 ,  Y02E60/13 ,  Y02T10/7022 ,  Y10T29/43 ,  Y10T29/49108

Abstract: An electric storage device according to the present invention is provided with a flat electrode assembly in which a positive electrode plate and a negative electrode plate are wound while being isolated from each other, and which includes a pair of folded-back portions opposed to each other with a center line therebetween and a flat portion positioned between the pair of folded-back portions; and a case for housing the electrode assembly, the case including, on an inner surface thereof, a raised portion having direct or indirect contact externally with a boundary region between one of the pair of folded-back portions and the flat portion of the electrode assembly, wherein a maximum external length of the folded-back portion in a direction orthogonal to the flat portion is greater than an external length of the boundary region in a direction orthogonal to the flat portion at a position thereof with which the raised portion has contact.

Abstract translation: 根据本发明的蓄电装置设置有平板电极组件，其中正极板和负极板彼此隔离地缠绕，并且包括彼此相对的一对折回部分 其中心线和位于所述一对折回部分之间的平坦部分; 以及用于容纳电极组件的壳体，所述壳体在其内表面上包括在所述一对折回部分之一与所述电极组件的平坦部分之间的边界区域的外部直接或间接接触的凸起部分 其中，所述折回部分在与所述平坦部分正交的方向上的最大外部长度大于所述边缘区域在与所述凸起部分接触的位置处的所述平坦部分正交的方向上的外部长度。

公开(公告)号：US20140057135A1

公开(公告)日：2014-02-27

申请号：US14069972

申请日：2013-11-01

Applicant: GS Yuasa International Ltd.

Inventor： KATSUHIKO OKAMOTO ,  SHINSUKE YOSHITAKE ,  JUN NAKAMURA ,  MASAKAZU TSUTSUMI ,  NOBUYUKI NAGANAWA

IPC: H01M2/06

CPC classification number: H01M2/06 ,  H01M2/04 ,  H01M2/30

Abstract: An electric storage device includes an electrode assembly, a case housing the electrode assembly, a plastic member arranged at an outer surface of the case and including a joining surface facing the outer surface of the case, an external terminal supported by the plastic member and electrically connected to the electrode assembly, a sealing member arranged at the outer surface of the case, the sealing member including a joining surface facing the outer surface of the case, and an auxiliary terminal supported by the sealing member, the auxiliary terminal extending from inside to outside the case, being electrically connected to the electrode assembly, and being electrically connected to the external terminal. The plastic member includes a material having a hardness greater than a hardness of the sealing member.

Abstract translation: 电存储装置包括电极组件，容纳电极组件的壳体，布置在壳体的外表面处的塑料构件，并且包括面向壳体的外表面的接合表面，由塑料构件支撑的外部端子，并且电气 连接到电极组件，设置在壳体的外表面处的密封构件，密封构件包括面向壳体的外表面的接合表面和由密封构件支撑的辅助端子，辅助端子从内部延伸到 在外壳外部，电连接到电极组件，并且电连接到外部端子。 塑料构件包括具有大于密封构件的硬度的硬度的材料。