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Class Information
Number: 137/384.2
Name: Fluid handling > With lock or seal > Common lock and valve actuator
Description: Devices in which the structure which is employed to actuate the lock also actuates the valve.










Sub-classes under this class:

Class Number Class Name Patents
137/384.6 Biased valve 10
137/384.4 Combination lock 3
137/384.8 Mechanical movement between lock and valve 10


Patents under this class:

Patent Number Title Of Patent Date Issued
8585010 Valve operated by a master key Nov. 19, 2013
8470136 Parts washer with recycler assembly Jun. 25, 2013
8470137 Recycler assembly Jun. 25, 2013
8020579 Fire hydrant security cap closure system Sep. 20, 2011
6352086 Pressure relief nipple for RV hook-up Mar. 5, 2002
6000390 Control mechanism with gas safety valve for a gas range Dec. 14, 1999
5996613 Safety and default valve Dec. 7, 1999
5950665 Slide valve Sep. 14, 1999
5934313 Fluid flow control valve Aug. 10, 1999
5515703 Motorcycle anti-theft fuel lock May. 14, 1996
5499653 Security devices for fluid flow lines Mar. 19, 1996
5400766 Gas appliance stove safety valve system Mar. 28, 1995
5392805 Frost-resistant hydrant Feb. 28, 1995
5370624 Catheter with deactivatable side port Dec. 6, 1994
5313975 Gas lockout system May. 24, 1994
5279549 Closed ventilation and suction catheter system Jan. 18, 1994
5205312 Fire hydrant locking arrangement Apr. 27, 1993
5074134 Lockable adjustment mechanism Dec. 24, 1991
4984667 Coupling device Jan. 15, 1991
4881388 Lock for a brake valve Nov. 21, 1989
4765362 Anti-theft system for vehicles Aug. 23, 1988
4554946 Device to prevent fuel flow from a fuel tank to an engine Nov. 26, 1985
4300525 Safe knob Nov. 17, 1981
4298021 Winterizing apparatus for recreational vehicles, vacation homes and the like Nov. 3, 1981
4292995 Locking valve apparatus Oct. 6, 1981
4174725 Antitamper arrangement for a locking fuel shutoff valve Nov. 20, 1979
4084657 Method and apparatus for preventing theft of idling vehicles Apr. 18, 1978
4010984 Internal hydraulic sealing for a vehicle locking device Mar. 8, 1977











 
 
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