Title:
流量調整弁
Document Type and Number:
Japanese Patent JP5009153
Kind Code:
B2
Abstract:
A flow control valve is provided in a manner to be capable of locking a position of a differential screw easily without displacing a position adjusted valve element body. The valve element body is brought into or out of contact with a valve seat provided between a first port and a second port, and is connected to an operation member. The operation member is movably inserted into a cover and urged to a direction toward the valve seat by an urging member. A position of the operation member is adjusted by a differential screw, and accordingly a position of the valve seat is adjusted. A rotation member for exerting a rotation force on the differential screw is slidably mounted in the cover along a moving direction of the operation member without rotating. A locking portion is provided in the rotation member to engage with the cover without rotating when the operation member is slid along its moving direction.
Inventors:
Tetsuya Ishihara
Shigeru Osugi
Yukie Nakamura
Hiroto Yasue
Shigeru Osugi
Yukie Nakamura
Hiroto Yasue
Application Number:
JP2007515725A
Publication Date:
August 22, 2012
Filing Date:
September 21, 2006
Export Citation:
Assignee:
CKD Corporation
International Classes:
F16K31/50; F16K7/16; F16K35/00
Domestic Patent References:
| JPH1151217A | 1999-02-26 | |||
| JPH03115279A | 1991-05-16 |
Attorney, Agent or Firm:
Patent Business Corporation Cosmos Patent Office