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. 13, 2022

Filed:

Mar. 26, 2021
Applicant:

Honda Motor Co., Ltd., Tokyo, JP;

Inventors:

Yuichi Hori, Tochigi, JP;

Tomotsugu Takahashi, Tochigi, JP;

Kei Matsumoto, Tochigi, JP;

Seitaro Nakamura, Tochigi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/406 (2021.01); H01M 8/0254 (2016.01); H01M 8/0206 (2016.01);
U.S. Cl.
CPC ...
H01M 50/406 (2021.01); H01M 8/0254 (2013.01); H01M 8/0206 (2013.01);
Abstract

A manufacturing method for fuel cell separators by way of a progressive pressing method which molds a plurality of separator shaped parts in an elongated metal plate, the method having: a pressing step of forming a separator shaped part in an elongated metal plate by way of pressing; a trimming step of cutting loose the separator shaped part from the elongated metal plate by punching an outer peripheral part of the separator shaped part formed in the elongated metal plate in the same pressing direction as the pressing step; a lifting step of lifting up the elongated metal plate from which the separator shaped part was cut loose; and a separator shaped part conveying step of conveying the separator shaped part which was cut loose to a downstream side in the conveying direction, in the midst of the elongated metal plate being lifted up in the lifting step.


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