Title:
VALVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/235038
Kind Code:
A1
Abstract:
This valve device is provided with: a valve (13) for changing the flow mode of a refrigerant flowing within a circulation path of a refrigeration cycle device (D); and a drive device (32) for driving the valve. The drive device is provided with an electric drive unit (42) for driving the valve, a circuit board (45) on which a control circuit for controlling the driving of the electric drive unit is configured, and a detector (46) for detecting the state of the refrigerant. The electric drive unit, the circuit board, and the detector are accommodated within a housing (40). The electric drive unit, the circuit board, and the detector are electrically connected to each other within the housing.
Inventors:
KAWADA SHINJI (JP)
TATEISHI SEIJI (JP)
OTSUKA HIKARU (JP)
INOUE HIROTO (JP)
KUWATA SHIN (JP)
ITO TETSUYA (JP)
HASHIMOTO SHINJI (JP)
TATEISHI SEIJI (JP)
OTSUKA HIKARU (JP)
INOUE HIROTO (JP)
KUWATA SHIN (JP)
ITO TETSUYA (JP)
HASHIMOTO SHINJI (JP)
Application Number:
PCT/JP2019/013582
Publication Date:
December 12, 2019
Filing Date:
March 28, 2019
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
F25B41/06; B60H1/32; F16D7/02; F16H49/00; F16K27/00; F16K31/04; F16K31/44; F16K37/00; H02K7/10; H02K11/25; H02K11/30; F16H25/20
Foreign References:
| US20100031681A1 | 2010-02-11 | |||
| JPH10325652A | 1998-12-08 | |||
| US20140318641A1 | 2014-10-30 | |||
| JPH0972449A | 1997-03-18 | |||
| JP2005315550A | 2005-11-10 |
Attorney, Agent or Firm:
JIN Shunji (JP)
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