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:
Feb. 09, 2021

Filed:

Aug. 01, 2017
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota, JP;

Inventors:

Natsumi Hiramoto, Toyota, JP;

Akihiro Ochiai, Toyonaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0562 (2010.01); H01M 4/04 (2006.01); B32B 37/18 (2006.01); H01M 4/139 (2010.01); H01M 4/36 (2006.01); H01M 4/66 (2006.01); H01M 4/80 (2006.01); H01M 10/04 (2006.01); H01M 10/0583 (2010.01); B32B 37/10 (2006.01); H01G 11/26 (2013.01); H01G 11/84 (2013.01);
U.S. Cl.
CPC ...
H01M 10/0562 (2013.01); B32B 37/182 (2013.01); H01M 4/0402 (2013.01); H01M 4/139 (2013.01); H01M 4/36 (2013.01); H01M 4/667 (2013.01); H01M 4/80 (2013.01); H01M 10/0459 (2013.01); H01M 10/0583 (2013.01); B32B 2037/1063 (2013.01); B32B 2311/00 (2013.01); B32B 2457/10 (2013.01); H01G 11/26 (2013.01); H01G 11/84 (2013.01);
Abstract

A method of manufacturing an electrode body includes a charging step, a first laminating step, and a second laminating step to manufacture the electrode body by laminating positive and negative electrode plates by interposing a separator therebetween. In the charging step, one of the positive and negative electrode plates is a first electrode plate and an other one is a second electrode plate, and one of the first electrode plate and the separator is charged to a potential enough to generate an attraction force between the first electrode plate and the separator. The first laminating step includes bringing the first electrode plate and the separator, at least one of which is charged, into direct contact to attach each other to form a laminated body. In the second charging step, the second electrode plate is laminated on the laminated body to form the electrode body.


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