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Patent Searching and Data


Title:
VALVE DEVICE
Document Type and Number:
Japanese Patent JP2008157325
Kind Code:
A
Abstract:

To provide a valve device enabling to effectively suppress the self-exciting vibration of a valve element.

The valve device comprises a casing 7 in which flow paths 3, 5, 19 are formed, a valve seat 9 and the valve element 11 for controlling the flow amount of fluid in the flow paths 3, 5, 19, a shaft body 15 for setting the valve element 11 to contact/leave the valve seat 9 provided in the casing 7, and a suppressing part 17 for allowing the movement of the valve element 11 in the direction of intersecting the moving direction of the valve element 11 and for suppressing the vibration of the valve element 11.


Inventors:
KASAHARA JIRO
WATAKABE HISATO
SUZUKI MORIYOSHI
KANEZAKI HIROSHI
HIROTA KAZUO
TANIMOTO KOICHI
Application Number:
JP2006345248A
Publication Date:
July 10, 2008
Filing Date:
December 22, 2006
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F16K47/02; F16K1/32
Domestic Patent References:
JP2005299873A2005-10-27
JPS57179657A1982-11-05
JPH0211972A1990-01-17
JPS5226626A1977-02-28
JP2000161529A2000-06-16
JP2000081163A2000-03-21
Foreign References:
DE2827527A11980-01-10
Attorney, Agent or Firm:
Noriharu Fujita
Kunio Ueda