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Patent Searching and Data


Title:
DEVICE FOR MANUFACTURING MEMBRANE ELECTRODE ASSEMBLY, AND METHOD FOR MANUFACTURING MEMBRANE ELECTRODE ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2021/010046
Kind Code:
A1
Abstract:
A first half-cut part (3) is provided with: a suction stage (30) suctioning an electrode layer base material (8) that has a first back sheet (81), an electrolyte membrane (82), and a first catalyst layer (83); a cylindrical rotary die cutter (31) having a pinnacle blade (311) provided with a cutting section (8C) in the electrode layer base material (8) along a line (8T) to be cut around the first catalyst layer (83); and a movement driving part (33) causing the rotary die cutter (31) to move to a half-cut position (L12). The rotary die cutter (31) rotates at the half-cut position (L12), and as a result, the pinnacle blade (311) reaches as far as a middle section in the length direction of the first back sheet (81) in the electrode layer base material (8), and thereby a cutting section (8C) is provided.

Inventors:
YANAGISAWA NOBUO (JP)
TAKAGI YOSHINORI (JP)
OKADA HIROSHI (JP)
Application Number:
JP2020/022133
Publication Date:
January 21, 2021
Filing Date:
June 04, 2020
Export Citation:
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Assignee:
SCREEN HOLDINGS CO LTD (JP)
International Classes:
B26D3/08; H01M8/0273; H01M8/1004; H01M8/10
Foreign References:
JP2018098108A2018-06-21
JP2017004809A2017-01-05
Attorney, Agent or Firm:
NISHIDA Takami (JP)
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