Title:
REFRIGERANT PIPELINE, AND REFRIGERATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/019961
Kind Code:
A1
Abstract:
A refrigerant pipeline constituting a refrigerant circuit (4) of a refrigeration device (1) is provided with a first pipeline (21) and a second pipeline (22), wherein: the first pipeline (21) includes a stainless steel first pipeline main body (21a) and a first connecting portion (21b) which is provided at an end, in the pipe axis direction, of the first pipeline main body (21a), and which comprises a material different from stainless steel; the second pipeline (22) includes a stainless steel second pipeline main body (22a), and a second connecting portion (22b) which is provided at an end, in the pipe axis direction, of the second pipeline main body (22a), and which comprises the same material as the first connecting portion (21b); and the first connecting portion (21b) and the second connecting portion (22b) are connected to one another.
Inventors:
HAMADATE JUNICHI (JP)
JINDOU MASANORI (JP)
TERAMOTO YOSHIHIRO (JP)
MATSUDA HIROAKI (JP)
OKUNO MASATO (JP)
JINDOU MASANORI (JP)
TERAMOTO YOSHIHIRO (JP)
MATSUDA HIROAKI (JP)
OKUNO MASATO (JP)
Application Number:
PCT/JP2020/024495
Publication Date:
February 04, 2021
Filing Date:
June 23, 2020
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
B23K1/00; B23K1/19; F16L13/08; F25B41/00
Foreign References:
| JP2010151327A | 2010-07-08 | |||
| JPH0780633A | 1995-03-28 | |||
| US8876425B2 | 2014-11-04 | |||
| JPS61106120A | 1986-05-24 | |||
| JP2016205610A | 2016-12-08 | |||
| JP2005121131A | 2005-05-12 | |||
| JP2010151327A | 2010-07-08 |
Other References:
See also references of EP 4005718A4
Attorney, Agent or Firm:
SUNCREST PATENT AND TRADEMARK ATTORNEYS (JP)
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