Title:
JOINT MEMBER AND UNIT FOR AIR CONDITIONING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/166219
Kind Code:
A1
Abstract:
A joint member (100) is provided with a nut (70) and a cylindrical member (80). The nut (70) comprises a female thread section (73) fastened to a male thread section (62) of a joint body (61), and piping (12) is inserted in said nut (70). The cylindrical member (80) is arranged in a space (S) surrounded by the joint body (61), the nut (70), and the piping (12). A tip section of the joint body (61) comprises a first tapered surface (63) that narrows toward the tip thereof. The cylindrical member (80) comprises a second tapered surface (81) that presses against the first tapered surface (63). A joint seal member (83) for sealing the interval between the second tapered surface (81) and the first tapered surface (63) is provided to the second tapered surface (81).
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Inventors:
OHTANI YASUTAKA (JP)
NOUCHI YOSHITERU (JP)
NOUCHI YOSHITERU (JP)
Application Number:
PCT/JP2019/050970
Publication Date:
August 20, 2020
Filing Date:
December 25, 2019
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F16L19/12; F16J15/08; F24F1/0068; F24F1/26
Foreign References:
| US20040183303A1 | 2004-09-23 | |||
| JP2017129266A | 2017-07-27 | |||
| US2405489A | 1946-08-06 | |||
| JP2009103286A | 2009-05-14 | |||
| JP5276215B1 | 2013-08-28 |
Other References:
See also references of EP 3901504A4
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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