Title:
PRESSURE VESSEL AND REFRIGERATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/234999
Kind Code:
A1
Abstract:
A pressure vessel, according to the present invention, provided to a refrigerant circuit 4 includes an iron vessel body 60, an inlet conduit that causes refrigerant to flow into the vessel body 60, and an outlet conduit that causes refrigerant to flow out of the vessel body 60. At least one conduit 50 out of the inlet conduit and the outlet conduit includes a first portion 51 comprising stainless steel, a second portion 52 comprising a material mainly composed of copper, and a brazing part 53 connecting the first portion 51 and the second portion 52. An end 51a of one side of the first portion 51 in the conduit axial direction of the one conduit 50 is disposed outside the vessel body 60, an end 51b of the other side of the first portion 51 in the conduit axial direction is connected to the second portion 52, and the second portion 52 is connected to the vessel boy 60.
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Inventors:
HAMADATE JUNICHI (JP)
JINDOU MASANORI (JP)
MATSUDA HIROAKI (JP)
KOMAKI AYUMI (JP)
JINDOU MASANORI (JP)
MATSUDA HIROAKI (JP)
KOMAKI AYUMI (JP)
Application Number:
PCT/JP2021/001971
Publication Date:
November 25, 2021
Filing Date:
January 21, 2021
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F16J12/00; F25B43/00
Foreign References:
| JP2016200315A | 2016-12-01 | |||
| JP2004169965A | 2004-06-17 | |||
| JP2011208831A | 2011-10-20 | |||
| JPH09112752A | 1997-05-02 | |||
| JPS61164967U | 1986-10-13 | |||
| CN203405040U | 2014-01-22 | |||
| CN200965378Y | 2007-10-24 | |||
| KR20180086747A | 2018-08-01 | |||
| JP2010151327A | 2010-07-08 |
Other References:
See also references of EP 4155586A4
Attorney, Agent or Firm:
SUNCREST PATENT AND TRADEMARK ATTORNEYS (JP)
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