Title:
HEAT EXCHANGER, REFRIGERATION CYCLE DEVICE, AND METHOD FOR MANUFACTURING HEAT EXCHANGER
Document Type and Number:
WIPO Patent Application WO/2021/192189
Kind Code:
A1
Abstract:
This heat exchanger (1) is provided with a heat-transfer member (2) that comprises: a heat-transfer tube (20) which has a refrigerant flow passage (20a) formed therein; and a plate-like fin (21) which is integrally formed with the heat-transfer tube and which extends along the tube axis direction of the heat-transfer tube. The fin comprises: a joint part (22) that connects the fin to the heat-transfer tube; and a fin part (23) that constitutes the portion of the fin other than the joint part. The fin part is configured to have a plate thickness (t) that is thinner than the plate thickness (p) of the joint part.
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Inventors:
MAEDA TSUYOSHI (JP)
MATSUMOTO TAKEMI (JP)
NISHIMOTO KEISUKE (JP)
OKUMA YURIKO (JP)
ISHIBASHI AKIRA (JP)
YATSUYANAGI AKIRA (JP)
MATSUMOTO TAKEMI (JP)
NISHIMOTO KEISUKE (JP)
OKUMA YURIKO (JP)
ISHIBASHI AKIRA (JP)
YATSUYANAGI AKIRA (JP)
Application Number:
PCT/JP2020/013884
Publication Date:
September 30, 2021
Filing Date:
March 27, 2020
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B21C23/10; F28F1/16; B21C37/22; B21D53/06; F28D1/053; F28F1/02
Foreign References:
| JPS411218B1 | 1966-01-31 | |||
| JPS4938256A | 1974-04-09 | |||
| US2347957A | 1944-05-02 | |||
| JP2000119782A | 2000-04-25 | |||
| JPH02117728A | 1990-05-02 | |||
| JP2018155479A | 2018-10-04 |
Other References:
See also references of EP 4130633A4
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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