Title:
FLOW PATH SWITCHING VALVE AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2019/163090
Kind Code:
A1
Abstract:
Provided is a flow path switching valve that is able to switch the quantity of paths in a refrigerant circuit and can be made smaller than a conventional flow path switching valve; also provided is an air conditioner equipped with this flow path switching valve. The flow path switching valve (100) comprises: a valve seat (50) that includes a valve chamber (51) and first through fourth openings (P1) – (P4) communicating with the valve chamber (51); and a valve body (60) provided so as to be movable between a first position and a second position inside the valve chamber (51). When the valve body (60) is in the first position a first flow path connecting the first opening (P1) and the second opening (P2) and a second flow path connecting the third opening (P3) and the fourth opening (P4) and separated from the first flow path are arranged inside the valve chamber (51). When the valve body (60) is in the second position a third flow path connecting the second opening (P2) and the third opening (P3) and separated from the first opening (P1) and the fourth opening (P4) is arranged inside the valve chamber (51), and the interval between the first opening (P1) and the fourth opening (P4) is blocked.
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Inventors:
TANAKA CHITOSE (JP)
Application Number:
PCT/JP2018/006700
Publication Date:
August 29, 2019
Filing Date:
February 23, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F16K11/074; F25B13/00; F25B41/04
Foreign References:
| JPS49116618A | 1974-11-07 | |||
| JP2002022315A | 2002-01-23 | |||
| JP2000274879A | 2000-10-06 |
Other References:
See also references of EP 3757434A4
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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