MANUFACTURING APPARATUS FOR SOLID POLYMER FUEL CELL SEPARATOR

Title:

MANUFACTURING APPARATUS FOR SOLID POLYMER FUEL CELL SEPARATOR

Document Type and Number:

Japanese Patent JP3958929

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To provide a manufacturing apparatus for a separator which can be applied to a solid polymer fuel cell of low-cost and high durability type, and which can be subjected to a press work.
SOLUTION: The manufacturing apparatus for a solid polymer fuel cell separator has a flat portion in the peripheral portion, and has a convex portion and a concave portion which serve as a gas low channel except the peripheral portion, and the manufacturing method for a solid polymer fuel cell separator has a pair of drafts above and below which forms concave and convex portions, having a shape similar to those of the convex portion and of the concave portion of the separator.

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Inventors:

Noriyuki Suzuki
Yuichi Yoshida
Toru Utsumi

Application Number:

JP2000388137A

Publication Date:

August 15, 2007

Filing Date:

December 21, 2000

Export Citation:

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Assignee:

Nippon Steel Corporation

International Classes:

H01M8/02; B21B1/22; B21D13/04; B21H7/14; H01M8/10; (IPC1-7): H01M8/02; H01M8/10

Domestic Patent References:

JP2000334520A
JP2251301A
JP2018933B2
JP6044488B2
JP1175170A
JP1321025A

Attorney, Agent or Firm:

Tomoyuki Yabuki
Tsugeko Shigeo

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