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Title:
SOLENOID VALVE AND SOLENOID VALVE UNIT HAVING THE SAME
Document Type and Number:
Japanese Patent JP2009250433
Kind Code:
A
Abstract:

To stably perform a pressure control, in a differential pressure control solenoid valve and a solenoid valve unit having the same.

A seat 403 is provided with projections 6 rotating a flow in a spring 412 that flows in the spring 412. Each projection 6 has a slope face 61, the flow in the spring is rotated during flowing along the slope face 61. Since the rotated flow suppresses deviation of a valve element to suppress turbulence of the flow in the spring, the pressure control is stably performed.


Inventors:
TOMINAGA MOTONORI
KATAYAMA YOSHITADA
Application Number:
JP2008103485A
Publication Date:
October 29, 2009
Filing Date:
April 11, 2008
Export Citation:
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Assignee:
NIPPON SOKEN
ADVICS CO LTD
International Classes:
F16K31/06; B60T8/36; B60T15/36; F16K47/02
Domestic Patent References:
JP2000142353A2000-05-23
JP2002206821A2002-07-26
JP2006207852A2006-08-10
JP2006010045A2006-01-12
JPH08159617A1996-06-21
Attorney, Agent or Firm:
Yoji Ito
Takahiro Miura
Fumihiro Mizuno



 
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