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Title:
VALVE AND COOLING WATER CIRCULATION SYSTEM
Document Type and Number:
Japanese Patent JP2019148341
Kind Code:
A
Abstract:
To provide a valve which can be downsized, and a cooling water circulation system.SOLUTION: A valve CV switches a flowing object of cooling water sent to an engine EG by a water pump WP, out of a heater HT, an oil cooler OC, and a radiator RD. The valve CV comprises: a housing 1 having a valve body accommodation part 13 for accommodating a valve body 3, a main communication port E0 opened at the valve body accommodation part 13, and connected to a suction part of the water pump WP, a first communication port E1 opened at the valve body accommodation part 13, and connected to a discharge part of the heater HT, a second communication port E2 opened at the valve body accommodation part 13, and connected to a discharge part of the oil cooler OC, and a third communication port E3 opened at the valve body accommodation part 13, and connected to a discharge part of the radiator RD; and the valve body 3 being the valve body driven by an actuator (electric motor 4), and changing a communication state between the main communication port E0 and the first to third communication ports E1 to E3.SELECTED DRAWING: Figure 9

Inventors:
MURAKAMI SHINGO
ONIGATA JUNICHIRO
NAGAI KISHIRO
Application Number:
JP2019113263A
Publication Date:
September 05, 2019
Filing Date:
June 19, 2019
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD
International Classes:
F16K11/08; F01P3/20; F01P7/16; F16K41/04
Domestic Patent References:
JP2010507762A2010-03-11
JP2002022049A2002-01-23
Attorney, Agent or Firm:
Hiromichi Kobayashi