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:
Jun. 04, 2024
Filed:
Jan. 27, 2022
Applicant:
Prime Planet Energy & Solutions, Inc., Tokyo, JP;
Inventors:
Yukio Harima, Hirakata, JP;
Ryoichi Wakimoto, Kobe, JP;
Assignee:
PRIME PLANET ENERGY & SOLUTIONS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/538 (2021.01); H01M 50/186 (2021.01);
U.S. Cl.
CPC ...
H01M 50/538 (2021.01); H01M 50/186 (2021.01);
Abstract
A technology is provided which suppresses the movement of an electrode body inside of a battery case, and prevents the damage at a junction between an electrode tab group and a collector. A secondary battery herein disclosed includes an exterior body, a sealing plate, an electrode body, an electrode tab group, a terminal, and a collector. The collector has a first region part to be joined with the electrode tab group, a second region part to be joined with the terminal, and a third region part closer to the electrode body than the first region part.