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.

Date of Patent:
Oct. 17, 2023

Filed:

Aug. 10, 2021
Applicant:

Prime Planet Energy & Solutions, Inc., Tokyo, JP;

Inventors:

Takafumi Tsujiguchi, Himeji, JP;

Kazuki Oshima, Himeji, JP;

Ryoichi Wakimoto, Kobe, JP;

Hiroshi Takabayashi, Koriyama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/516 (2021.01); H01M 50/51 (2021.01); H01G 9/008 (2006.01); H01R 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 50/516 (2021.01); H01G 9/008 (2013.01); H01M 50/51 (2021.01); H01R 4/029 (2013.01);
Abstract

A welding structure of metal members includes a first member having a first opposing surface, a second member having a second opposing surface, and a welding portion fixing the first member and the second member to each other. A gap is formed between the first opposing surface and the second opposing surface. R1>R2 is satisfied where R1 represents a width of the welding portion in the gap and R2 represents a width of the welding portion on the first opposing surface of the first member. T2>T1 is satisfied where T2 represents a thickness of the second member in the portion where the welding portion is formed and T1 represents a thickness of the first member in the portion where the welding portion is formed. 0.8≤D1/T1≤1.2 is satisfied where D1 represents a depth of the welding portion in the second member from the second opposing surface.


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