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:
Aug. 30, 2022
Filed:
Feb. 08, 2019
Applicant:
Sanyo Electric Co., Ltd., Daito, JP;
Inventors:
Masaya Nakano, Osaka, JP;
Jyunichi Fukumori, Hyogo, JP;
Kazuaki Fukutome, Hyogo, JP;
Hiroshi Arikawa, Osaka, JP;
Assignee:
SANYO Electric Co., Ltd., Daito, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/30 (2021.01); H01M 50/35 (2021.01); H01M 50/20 (2021.01);
U.S. Cl.
CPC ...
H01M 50/394 (2021.01); H01M 50/20 (2021.01); H01M 50/35 (2021.01);
Abstract
In a battery pack, a battery core pack is housed in an outer case where a gas discharge hole is closed by a breathable waterproof sheet, a design sheet is disposed to cover the breathable waterproof sheet, a gas groove is provided between the breathable waterproof sheet and the design sheet, and the gas groove communicates with a discharge side of the breathable waterproof sheet.