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Title:
SOLENOID VALVE
Document Type and Number:
Japanese Patent JP2003156269
Kind Code:
A
Abstract:

To reduce the flow sounds of a cooling medium in a region where a solenoid valve has a small opening.

The solenoid valve has a valve seat 61 and its rod valve element 4 is energized toward the valve seat by electromagnetic force. The valve element 4 has a space 40c formed at the end and a flow path formed between itself and a valve chamber 11. An opening portion of the space 40c is closed by a porous member 170. The passing cooling medium has bubbles sectioned smaller which bring about reduced flow sounds.


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Inventors:
KIBUNE HITOSHI
IMAI MASAYUKI
Application Number:
JP2001354108A
Publication Date:
May 30, 2003
Filing Date:
November 20, 2001
Export Citation:
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Assignee:
FUJI KOKI KK
International Classes:
F16K47/02; F16K31/06; F25B41/06; (IPC1-7): F25B41/06; F16K31/06; F16K47/02
Domestic Patent References:
JPH02141778U1990-11-29
JPH07146032A1995-06-06
JPS5699167U1981-08-05
JPS6280468A1987-04-13
JPH058160U1993-02-05
JPH08296924A1996-11-12
JPH11118294A1999-04-30
JP2001311573A2001-11-09
JP2001050616A2001-02-23
Attorney, Agent or Firm:
Patent Business Corporation Daiichi International Patent Office