Title:
メタルセパレータの反り矯正装置
Document Type and Number:
Japanese Patent JP6844337
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a warp correction device which corrects warps of a metal separator having warps at one end and the other end.SOLUTION: A warp correction device for a metal separator having warps at one end and the other end thereof comprises: an ultrasonic generator which generates supersonic oscillation of the metal separator; a reflector plate which is supersonically oscillated by the ultrasonic generator; and a presser plate which so faces the reflector plate as to hold at least one end and the other end of the metal separator when the metal separator is located. The ultrasonic generator supersonically oscillates the presser plate and the reflector plate in the state that the metal separator is located in a space which is formed between the presser plate and the reflector plate and has a thickness of the metal separator or more.SELECTED DRAWING: Figure 1
Inventors:
Yasuhiro Nohata
Application Number:
JP2017045848A
Publication Date:
March 17, 2021
Filing Date:
March 10, 2017
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
B21D1/00; B21D3/00
Domestic Patent References:
| JP2001259739A | ||||
| JP61001421A | ||||
| JP2001226007A | ||||
| JP2004143590A | ||||
| JP8002135A |
Foreign References:
| WO2014196277A1 | ||||
| US4226111 |
Attorney, Agent or Firm:
Meisei International Patent Office