Title:
HEAT EXCHANGER AND AIR CONDITIONER COMPRISING SAID HEAT EXCHANGER
Document Type and Number:
WIPO Patent Application WO/2021/234957
Kind Code:
A1
Abstract:
In the present invention, a heat exchanger comprises: a plurality of flat tubes positioned in parallel and spaced apart from each other, a refrigerant channel flowing in the vertical direction being formed by the plurality of flat tubes; a plurality of fins provided between adjacent flat tubes; an upper header to which the respective upper end parts of the plurality of flat tubes are connected; and a lower header to which are connected the respective upper end parts of the plurality of flat tubes. The respective lower end parts of the fins are not joined to the lower header; a lower gap is provided between the lower header and the respective lower end parts of the fins.
Inventors:
HARA NAOTO (JP)
SAIKUSA TETSUJI (JP)
SAIKUSA TETSUJI (JP)
Application Number:
PCT/JP2020/020350
Publication Date:
November 25, 2021
Filing Date:
May 22, 2020
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F28F1/30; F28D1/053; F28F9/02
Domestic Patent References:
| WO2018154806A1 | 2018-08-30 |
Foreign References:
| JPH043862A | 1992-01-08 | |||
| JP2019190764A | 2019-10-31 | |||
| JPH0942876A | 1997-02-14 | |||
| JP2012017875A | 2012-01-26 | |||
| JP4423096B2 | 2010-03-03 |
Other References:
See also references of EP 4155645A4
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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