Title:
VALVE DEVICE
Document Type and Number:
Japanese Patent JP2019211070
Kind Code:
A
Abstract:
To provide a valve device which is high in the cooling efficiency of a heat generation body.SOLUTION: A control part can control a flow of cooling water between a radiator port and a radiator, between a heater port and a heater, and between a device port and a device by controlling an operation of a drive part, and controlling the rotational drive of a valve body. The control part can control the drive part and the valve body so that the heater port and the device port are closed, and an opening of only the radiator port reaches a prescribed opening after all the openings of the radiator port, the heater port and the device port reach prescribed openings as the valve body is rotationally driven to one side of a rotation direction.SELECTED DRAWING: Figure 113
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Inventors:
NOMURA RYO
Application Number:
JP2018233924A
Publication Date:
December 12, 2019
Filing Date:
December 13, 2018
Export Citation:
Assignee:
DENSO CORP
International Classes:
F16K11/076; F01P7/16; F16K31/53
Domestic Patent References:
| JP2018025179A | 2018-02-15 | |||
| JP2018040454A | 2018-03-15 | |||
| JP2016205410A | 2016-12-08 | |||
| JP2004534177A | 2004-11-11 | |||
| JP2005510668A | 2005-04-21 |
Foreign References:
| WO2005061867A2 | 2005-07-07 |
Attorney, Agent or Firm:
Masaki Hattori