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:
Sep. 30, 2003

Filed:

Apr. 12, 2001
Applicant:
Inventors:

Shinsuke Fukuda, Toyohashi, JP;

Izumi Yamamura, Toyohashi, JP;

Hiromi Kajiya, Toyohashi, JP;

Yoshihiro Tokutome, Toyota, JP;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/70 ;
U.S. Cl.
CPC ...
H01M 4/70 ;
Abstract

A rectangular electrode plate including a core metal sheet and a mixture paste coated thereon has a lead on one long side edge thereof where no mixture is coated, and a mixture non-coated part on the other side edge thereof. Positioning holes are punched only in the lead so that the stress exerted when punching the holes will not cause the mixture paste to fall off. Stacked electrode plates are accommodated within a magazine with a certain clearance between the three side edges of the electrodes other than the lead and the inner surface of the magazine, and fed one by one to be assembled into an electrode plate group to form a battery.


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