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:
Oct. 01, 2019
Filed:
Aug. 14, 2018
Applicant:
Sanyo Electric Co., Ltd., Daito-shi, Osaka, JP;
Inventors:
Assignee:
SANYO ELECTRIC CO., LTD., Daito-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/05 (2010.01); H01M 4/62 (2006.01); H01M 4/13 (2010.01); H01M 10/0587 (2010.01); H01M 2/26 (2006.01); H01M 2/34 (2006.01); H01M 10/052 (2010.01); H01M 2/30 (2006.01); H01M 4/36 (2006.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
H01M 4/62 (2013.01); H01M 2/263 (2013.01); H01M 2/30 (2013.01); H01M 2/345 (2013.01); H01M 4/13 (2013.01); H01M 4/366 (2013.01); H01M 10/052 (2013.01); H01M 10/0587 (2013.01); H01M 10/4235 (2013.01); H01M 2200/20 (2013.01); H01M 2220/20 (2013.01); Y02T 10/7011 (2013.01);
Abstract
A non-aqueous electrolyte secondary battery includes a pressure-sensitive current shut-off mechanism, wherein a positive electrode core body exposed portion is disposed at one end portion of a flat rolled electrode assembly, a negative electrode core body exposed portion is disposed at the other end portion, lithium carbonate is contained in a positive electrode mix layer, and a protective layer is disposed along the border with the positive electrode mix layer at the position opposite to a separator on the positive electrode core body exposed portion.