Title:
VALVE GEAR
Document Type and Number:
Japanese Patent JP2018112288
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a valve gear capable of preventing change of a relative position of a housing and a bonnet even in a case where inertial force occurs at the bonnet by rotation torque the housing receives by external force.SOLUTION: A valve device includes: a housing base part 4 where a flow passage GP is formed; a valve body configured to move in a direction crossing the flow passage to control an opening area of the flow passage; a bonnet 20 provided with a cavity part 21 that expands radially from the flow passage and to which the valve body retreats, and attached to a housing in a detachable manner; and load receiving parts 13, 25 configured to capture inertial force occurring in the bonnet by rotation torque the housing base part receives by external force.SELECTED DRAWING: Figure 3
Inventors:
KOGAME MASATO
Application Number:
JP2017004328A
Publication Date:
July 19, 2018
Filing Date:
January 13, 2017
Export Citation:
Assignee:
SHIMADZU CORP
International Classes:
F16K27/04; F16K3/04; F16K51/02
Domestic Patent References:
| JP2016031117A | 2016-03-07 | |||
| JP2014222044A | 2014-11-27 | |||
| JP2011163244A | 2011-08-25 | |||
| JP2009209770A | 2009-09-17 | |||
| JP2009138740A | 2009-06-25 | |||
| JP2005069194A | 2005-03-17 | |||
| JP2003336597A | 2003-11-28 | |||
| JPH09178000A | 1997-07-11 |
Foreign References:
| WO2013073039A1 | 2013-05-23 | |||
| US2629578A | 1953-02-24 | |||
| CN204403422U | 2015-06-17 |
Attorney, Agent or Firm:
Fuyuki Nagai