公开(公告)号：US10439191B2

公开(公告)日：2019-10-08

申请号：US15642866

申请日：2017-07-06

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Seiji Kumazawa ,  Takayuki Ashida ,  Shinya Mori ,  Hiroaki Takano

IPC: H01M2/20 ,  H01M2/02 ,  C22C9/01 ,  B23K26/282 ,  B23K26/323 ,  B23K9/23 ,  B23K35/28 ,  B23K35/30 ,  B23K11/20 ,  B23K35/02 ,  B32B15/01 ,  B23K26/244 ,  B23K101/36 ,  B23K103/18

Abstract: A welded metal component, includes: a first component; a second component that is stacked on the first component and that is made of a material different from the first component; and at least one welded part that passes through the second component so as to reach the first component, wherein a proportion of an intermetallic compound present in the at least one welded part is from 15% to 60%, and the intermetallic compound includes a metal element that constitutes the first component, and a metal element that constitutes the second component. Further disclosed is a battery comprising the above welded metal component, wherein the second component serves as a bus bar, and the first component serves as an electrode for the battery.