Title:
FINE MOLD FOR MOLDING FUEL CELL SEPARATOR, METHOD FOR MANUFACTURING FUEL CELL SEPARATOR, AND FUEL CELL SEPARATOR
Document Type and Number:
WIPO Patent Application WO/2015/198825
Kind Code:
A1
Abstract:
A mold for press-molding a thin metal sheet for a fuel cell separator and manufacturing a fuel cell separator, the mold being provided with a molding surface on which concavo-convex features repeat at a prescribed period, the mold for molding a fuel cell separator being characterized in (i) having a fine arcuate concave surface on upper surfaces of the concavo-convex features and (ii) having a fine arcuate convex surface on lower surfaces of the concavo-convex features.
Inventors:
YOSHIDA YUICHI (JP)
Application Number:
PCT/JP2015/066204
Publication Date:
December 30, 2015
Filing Date:
June 04, 2015
Export Citation:
Assignee:
NIPPON STEEL & SUMITOMO METAL CORP (JP)
International Classes:
H01M8/02; B21D13/02; H01M8/10
Foreign References:
| JP2006120497A | 2006-05-11 | |||
| JP2007048616A | 2007-02-22 | |||
| JP2007294136A | 2007-11-08 |
Other References:
See also references of EP 3133683A4
Attorney, Agent or Firm:
HAGIWARA, Yasushi et al. (JP)
Yasushi Hagiwara (JP)
Yasushi Hagiwara (JP)
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