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Class Information
Number: 137/384.8
Name: Fluid handling > With lock or seal > Common lock and valve actuator > Mechanical movement between lock and valve
Description: Devices in which the valve head is connected to the lock and actuated therewith by means comprising two or more fixed and movable parts so combined that the motion of one compels or completely controls or constrains motion of the other according to a law of operation inherent in and depending on the nature of the combination.










Patents under this class:

Patent Number Title Of Patent Date Issued
7390310 Shunt valve locking mechanism Jun. 24, 2008
5996613 Safety and default valve Dec. 7, 1999
5966970 Lockable fuel valve Oct. 19, 1999
5934313 Fluid flow control valve Aug. 10, 1999
5730507 Cable extension for brake lock Mar. 24, 1998
5344221 Anti-theft method and apparatus for locking the brakes of a vehicle Sep. 6, 1994
4716922 Magnetic fire hydrant guard Jan. 5, 1988
4513944 Valve with latching means Apr. 30, 1985
4390038 Magnetically locked valve Jun. 28, 1983
4208032 Closing device with valve having a high speed reaction Jun. 17, 1980











 
 
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