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Patent Searching and Data


Title:
CHECK VALVE AND AIR CONDITIONING DEVICE, AND CHECK VALVE MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2020/194646
Kind Code:
A1
Abstract:
A check valve (1) comprises: a vessel body (2) that includes a cylindrical valve-accommodating section (21), a flow-in section (22) formed at one end of the valve-accommodating section (21), a flow-out section (23) formed at the other end of the valve-accommodating section (21), and a valve seat (24) that protrudes from the inner circumferential surface of the valve-accommodating section (21); and a valve (3) that is disposed in the vessel body (2) and that can move in the axial direction.

Inventors:
TANIGAWA TSUKASA (JP)
TAKEDA HIDEKI (JP)
Application Number:
JP2019/013540
Publication Date:
October 01, 2020
Filing Date:
March 28, 2019
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F16K15/02; B21D26/033; B21J5/06; B21K1/24
Foreign References:
JP2006046538A2006-02-16
JPS59163270U1984-11-01
JP2001324037A2001-11-22
JP2003154414A2003-05-27
JP2013158802A2013-08-19
JPH10238640A1998-09-08
JP2006220233A2006-08-24
JP2002301521A2002-10-15
Attorney, Agent or Firm:
MURAKAMI, Kanako et al. (JP)
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