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.:

US 8313606 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 20, 2012

Filed:

Feb. 23, 2010
Applicants:

Tatsuya Nagare, Hyogo, JP;

Masatomo Mishima, Tokushima, JP;

Souichirou Ueno, Tokushima, JP;

Inventors:

Tatsuya Nagare, Hyogo, JP;

Masatomo Mishima, Tokushima, JP;

Souichirou Ueno, Tokushima, JP;

Assignee:

SANYO Electric Co., Ltd., Moriguchi-shi, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 37/00 (2006.01); B32B 38/04 (2006.01); B29C 65/72 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention aims to provide a method for bonding protective tapes to the cut edges of an electrode plate within a short period to prevent short circuit in an electrode assembly. An electrode plate cutting & tape bonding process includes (1) cutting an electrode plate into piecesand, (2) forming a gap W between edgesandof the piecesand, (3) bonding protective tapesandto both sides of the piecesand, covering the edges and the gap, and (4) conveying the piecesandconnected together. Next, the tapesandare cut into pieces&and&. Then, the electrode plate piecewith the tape pieces&and&is wound together with a negative electrode plate, with a separator sandwiched therebetween.


Find Patent Forward Citations

Nagare, Tatsuya. (2012). Method and apparatus for manufacturing wound electrode assembly for battery (U.S. Patent No. 8313606). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8313606

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