Title:
PLATE-TYPE REFRIGERANT PIPING, AND REFRIGERATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/084948
Kind Code:
A1
Abstract:
This plate-type refrigerant piping (20) comprises: a first plate (21); and a second plate (22) bonded to the first plate (21) and forming a refrigerant flow path (F) together with the first plate (21), wherein the first plate (21) has a first recessed groove (34) forming at least a portion of the refrigerant flow path (F), the shape of the first recessed groove (34) in a cross-section of the refrigerant flow path (F) is a circular arc, and the center (O1) of the circular arc of the first recessed groove (34) is positioned more on the first plate (21) side than a bonding surface (M) of the first plate (21) and the second plate (22).
Inventors:
OHNO ASAHI (JP)
KOIKE FUMIAKI (JP)
JINDOU MASANORI (JP)
KOMAKI AYUMI (JP)
KOIKE FUMIAKI (JP)
JINDOU MASANORI (JP)
KOMAKI AYUMI (JP)
Application Number:
PCT/JP2020/034750
Publication Date:
May 06, 2021
Filing Date:
September 14, 2020
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F25B41/40
Foreign References:
| JPH08100963A | 1996-04-16 | |||
| JP2010091216A | 2010-04-22 | |||
| JPH0914685A | 1997-01-17 | |||
| JPH07198229A | 1995-08-01 |
Other References:
See also references of EP 4053476A4
Attorney, Agent or Firm:
SUNCREST PATENT AND TRADEMARK ATTORNEYS (JP)
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