公开(公告)号：US08652220B2

公开(公告)日：2014-02-18

申请号：US13793765

申请日：2013-03-11

Applicant: Nissan Motor Co., Ltd.

Inventor： Kyoichi Watanabe ,  Hideaki Horie ,  Takanori Ito ,  Takaaki Abe ,  Osamu Shimamura ,  Takamitsu Saitou ,  Hiroshi Sugawara

IPC: H01M4/82 ,  H01M6/00 ,  H01M2/24 ,  H01M6/42 ,  H01M2/02

CPC classification number: H01M2/24 ,  H01M2/0207 ,  H01M2/0287 ,  H01M2/0292 ,  H01M2/1077 ,  H01M2/1094 ,  H01M2/204 ,  H01M2/206 ,  H01M2/22 ,  H01M2/26 ,  H01M2/32 ,  H01M10/052 ,  Y02T10/7011 ,  Y10T29/49108

Abstract: A battery is provided with a plurality of unit cells each having a tab, a bus bar connecting the tab of one of the plurality of unit cells and the tab of another one of the plurality of unit cells, and a plurality of welding points disposed on a center of gravity of an area, in which the bus bar and the tab are overlapped, or a vicinity thereof, and at least one position of line segments, radiately extending from the center of gravity, or a vicinity thereof, such that the bus bar and the tab are connected to one another at the plurality of welding points.

Abstract translation: 电池设有多个单元电池，每个单元电池均具有接头，连接多个单元电池单元之一的接头和多个单元电池中的另一个单元的接头的汇流条，以及多个焊接点 其中汇流条和突片重叠的区域的重心或其附近，以及从重心辐射地延伸的线段或其附近的至少一个线段的位置，使得总线 杆和突片在多个焊接点处彼此连接。