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Title:
SOLENOID VALVE
Document Type and Number:
Japanese Patent JP2007145127
Kind Code:
A
Abstract:

To provide a solenoid valve which is capable of setting the lift of a valve element of a check valve by means of a filter, and suppressing damage troubles when assembling the filter, easily assembled, and manufactured at low cost.

In the solenoid valve 10a, a second valve element chamber r2a in which a flow passage diameter of a second flow passage h2 is set to be large is formed on the inner side from an end face 15o on the fore-end side of a valve seat component 15a, moved by the difference in the fluid pressure between the fore-end side and the inner side, and a second valve element b2 for opening/closing the second flow passage h2 is inserted in the second valve element chamber r2a. A filter 36a having a filter part f and an annular flange part ta in which at least one end face ti for holding the filter part f is flat is arranged with the flat end face ti being abutted on the end face 15o on the fore-end side of the valve seat component 15a. An opening part of the second valve element chamber r2a is covered by the flange part ta, and a second valve element b2 is enclosed in the second valve element chamber r2a.


Inventors:
MATSUYAMA MITSUKI
Application Number:
JP2005340771A
Publication Date:
June 14, 2007
Filing Date:
November 25, 2005
Export Citation:
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Assignee:
DENSO CORP
International Classes:
B60T8/36; F16K31/06
Domestic Patent References:
JPH09502944A1997-03-25
JPS6069379A1985-04-20
JPH0497183U1992-08-21
JPH11124023A1999-05-11
JPH11166659A1999-06-22
JP2000142353A2000-05-23
JP2000517264A2000-12-26
JP2000517263A2000-12-26
JP2001524184A2001-11-27
JPH08277965A1996-10-22
JPH01176276U1989-12-15
JPH01118269U1989-08-10
Attorney, Agent or Firm:
Kazuyuki Yahagi