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.:
Date of Patent:
Feb. 15, 2022
Filed:
Jan. 22, 2019
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Inventors:
Kenshiro Moride, Nagoya, JP;
Takayuki Furuhata, Nagakute, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 35/00 (2006.01); B21D 53/00 (2006.01); B21D 28/32 (2006.01); B21D 28/24 (2006.01); B21D 22/02 (2006.01); H01M 8/0258 (2016.01);
U.S. Cl.
CPC ...
B21D 35/001 (2013.01); B21D 22/02 (2013.01); B21D 28/243 (2013.01); B21D 28/32 (2013.01); B21D 53/00 (2013.01); H01M 8/0258 (2013.01);
Abstract
A method for manufacturing a separator that can effectively prevent warpage is provided. A method for manufacturing a separator according to an embodiment includes disposing a separator material including a flow path forming region between a first upper die and a first lower die, and pressing the separator material using the first upper die and the first lower die to thereby form a first recessed and projected shape in the flow path forming region and form a second recessed and projected shape outside the flow path forming region.