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Patent Searching and Data


Title:
SEPARATOR PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2017/056759
Kind Code:
A1
Abstract:
Provided is a separator production method allowing a separator of excellent quality to be produced accurately. In this production method for the separator 10, a metal thin-plate material 12 being transported is subjected to a stepwise forming process at an identical location thereon to form flow path grooves 11, the separator production method being performed by a plurality of press machines 23 to 25 having different processing shapes and disposed sequentially in the transport direction of the thin-plate material 12. The thin-plate material 12 is subjected to an annealing process between the press machine 23 and the press machine 24, and furthermore, between the press machine 24 and the press machine 25 which are next to one another in the transport direction of the thin-plate material 12.

Inventors:
MAKI KIYOHISA (JP)
Application Number:
PCT/JP2016/073859
Publication Date:
April 06, 2017
Filing Date:
August 15, 2016
Export Citation:
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Assignee:
MITSUI HIGH-TEC INC (JP)
International Classes:
H01M8/0202; B21D13/02; B21D53/00; B30B13/00
Domestic Patent References:
WO2014188800A12014-11-27
Foreign References:
JP2002313354A2002-10-25
JPH03152962A1991-06-28
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
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