Title:
DEVICE FOR MANUFACTURING HEAT EXCHANGER, METHOD FOR MANUFACTURING HEAT EXCHANGER, AND METHOD FOR MANUFACTURING REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/161491
Kind Code:
A1
Abstract:
This device for manufacturing a heat exchanger performs a bending process on a heat exchanger having heat transfer pipes, said device comprising a bending die having recessed sections fitted to end sections of the heat transfer pipes.
Inventors:
IKEDA RYOICHI (JP)
KONAGAYOSHI TERUAKI (JP)
OKADA MASAKI (JP)
KONAGAYOSHI TERUAKI (JP)
OKADA MASAKI (JP)
Application Number:
PCT/JP2020/005678
Publication Date:
August 19, 2021
Filing Date:
February 14, 2020
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B21D53/08; B23P15/26; F24F1/18; F28D1/053; F28F9/02
Foreign References:
| JPS6338893A | 1988-02-19 | |||
| JPS5216997B2 | 1977-05-12 | |||
| JPH0698400B2 | 1994-12-07 | |||
| US3468009A | 1969-09-23 | |||
| JPH11248386A | 1999-09-14 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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