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:
Aug. 16, 2016

Filed:

Sep. 14, 2012
Applicants:

Ikuo Uematsu, Yokohama, JP;

Masaomi Nakahata, Kamakura, JP;

Inventors:

Ikuo Uematsu, Yokohama, JP;

Masaomi Nakahata, Kamakura, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B30B 3/00 (2006.01); H01M 4/04 (2006.01); B30B 11/16 (2006.01); B30B 3/04 (2006.01);
U.S. Cl.
CPC ...
H01M 4/0471 (2013.01); B30B 3/005 (2013.01); B30B 3/04 (2013.01); B30B 11/165 (2013.01); H01M 4/0435 (2013.01); Y02E 60/122 (2013.01); Y02P 70/54 (2015.11);
Abstract

According to one embodiment, a press apparatus for an electrode, includes, a press unit configured to compress an electrode sheet includes a first region formed with an electrode layer on a surface thereof and a second region on which the electrode layer is not formed, and a stretching unit includes a stretching member, which comprises a projecting surface located opposite the electrode sheet and projecting toward the electrode sheet, in a position corresponding to the second region, a retracted surface retracted from the electrode sheet relative to the projecting surface, in a position corresponding to the first region, and a relief surface retracted away from the electrode sheet, in a position corresponding to an edge portion of the electrode sheet.


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