The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 02, 2021
Filed:
Jan. 10, 2019
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Takayuki Hirose, Osaka, JP;
Yasushi Taniguchi, Osaka, JP;
Seiji Kumazawa, Nara, JP;
Takayuki Ashida, Hyogo, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 20/10 (2006.01); B29C 65/08 (2006.01); B29C 65/00 (2006.01); B32B 3/02 (2006.01); B32B 15/01 (2006.01); H01M 4/13 (2010.01); H01M 4/02 (2006.01); B29L 31/34 (2006.01); B29L 9/00 (2006.01);
U.S. Cl.
CPC ...
B23K 20/10 (2013.01); B29C 65/081 (2013.01); B29C 66/21 (2013.01); B29C 66/43 (2013.01); B29C 66/81433 (2013.01); B32B 3/02 (2013.01); B32B 15/01 (2013.01); H01M 4/02 (2013.01); H01M 4/13 (2013.01); B29L 2009/003 (2013.01); B29L 2031/3468 (2013.01);
Abstract
A highly reliable joined structure and joining method by suppressing peeling at joined portions in the joined structure formed by joining metals together is provided. A joined structure includes a plurality of metals laminated and joined together. The plurality of metals are shaped to include a plurality of convex portions arranged on a surface positioned in a lamination direction, and flat portions arranged between the plural convex portions. Tip ends of the plurality of convex portions are formed as curved surfaces.