| Patents for F16K 35 - Means to prevent accidental or unauthorised actuation (4,027) |
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| 11/15/1994 | US5364065 For a sink |
| 11/01/1994 | US5360036 Vented ball valve with lock-out ring |
| 10/26/1994 | EP0621427A1 Flow control valve |
| 10/12/1994 | CN2179511Y Lock-controlled valve |
| 10/11/1994 | US5353833 Gate valve locking arrangement |
| 10/05/1994 | CN2178821Y Anti-theft valve for fuel tank |
| 09/29/1994 | DE4409172A1 Safety device for the mutual mechanical locking of interrupter switches |
| 09/28/1994 | CN2178316Y Locked valve |
| 09/22/1994 | DE4308762A1 Flow-control valve |
| 09/20/1994 | US5348271 Locking device |
| 09/01/1994 | WO1994019630A1 Single handle mixing valve with flow control device for preventing hammer knock |
| 07/21/1994 | DE4406207A1 Drive unit for fitment, especially shut-off valve |
| 07/20/1994 | CA2102286A1 Valve lock |
| 07/19/1994 | US5329959 Locking device |
| 07/05/1994 | US5325762 Fluid pressure operated piston engine assembly |
| 06/28/1994 | US5323805 Valve with safety lock-out |
| 06/23/1994 | WO1994013990A1 Push-to-connect coupler with interlocking three-way valve |
| 06/15/1994 | CN2169000Y Switch |
| 06/09/1994 | WO1994012819A1 Electromagnetic type detent device of control valve |
| 05/19/1994 | DE4226770A1 Fluid channel shut=off valve - is used in medical equipment and has symmetrical valve body sealed in housing by O=ring |
| 05/04/1994 | EP0595116A1 Fluid pressure operated piston engine assembly |
| 04/26/1994 | US5305622 Apparatus and method for locking valves on oil tanks, tank trailers and the like |
| 04/20/1994 | CN2162562Y Automatic locking tap when water cut-off |
| 04/12/1994 | CA2014120C Valve assembly and locking means therefor |
| 04/05/1994 | US5299597 Valve operating handle |
| 03/22/1994 | US5295660 Metal diaphragm valve with lock mechanism |
| 02/23/1994 | CN2157380Y Quick-opening safety interlocking door for pressure container |
| 02/22/1994 | US5287874 Anti-use cap for exterior water faucet and method of using |
| 02/17/1994 | WO1994003355A1 Hydraulic pumping unit for feeding a hydraulic tilting device |
| 02/17/1994 | CA2120955A1 Hydraulic pumping unit for feeding a hydraulic tilting device |
| 02/16/1994 | EP0583039A1 Hydraulic pumping unit for feeding a hydraulic tilting device |
| 02/15/1994 | US5285997 Device for locking a lever for pivoting a valve |
| 02/08/1994 | US5284178 Butterfly valve |
| 01/18/1994 | CA2093298A1 Safety lockout device for utility control |
| 01/04/1994 | US5275200 Oil draining control valve |
| 12/23/1993 | WO1993025834A1 Valve with handle latch/lock |
| 12/21/1993 | US5271426 Gate valve |
| 12/15/1993 | EP0573453A1 Device for alternately controlling two cooperating valves, especially safety valves on pressure vessels. |
| 11/30/1993 | US5265846 Valve having mechanical closure assist |
| 11/17/1993 | CN2146632Y Adjustable lock for opening or closing valves |
| 11/16/1993 | US5261445 Valve lock |
| 10/27/1993 | CN2144736Y Self-locking self-closing valve for cut-off water |
| 10/13/1993 | EP0495925A4 Stop cock for a liquid container |
| 10/12/1993 | CA2007897C Valve assembly and locking means therefor |
| 09/30/1993 | WO1993018943A1 Fuel cut-off anti-theft device |
| 09/28/1993 | US5247964 Valve with redundancy on closing |
| 09/22/1993 | CN2142522Y Lock controlled ball valve |
| 09/15/1993 | EP0560247A1 Ball valve |
| 09/14/1993 | US5244008 Valve lockout assembly |
| 08/17/1993 | US5236172 Lockout modules |
| 08/11/1993 | EP0554509A1 Locking device for valve handle |
| 08/11/1993 | CN2140013Y Safety gas lock clip |
| 08/10/1993 | US5234029 Safety lockout device for utility control |
| 07/27/1993 | US5230465 Control knob for a thermostatically regulated valve |
| 07/21/1993 | EP0552136A1 Improved butterfly valve |
| 07/14/1993 | CN1074283A 阀锁 Valve Lock |
| 07/07/1993 | CN2137747Y Gas-tank valve with valve rod capable of being locked by key |
| 06/15/1993 | US5219147 Valve lock |
| 06/08/1993 | US5217201 Hot water faucet safety apparatus |
| 06/01/1993 | US5215112 Valve actuator locking bracket |
| 05/26/1993 | CN1072483A Electrically controlled valve for pressure fluid |
| 05/25/1993 | US5213308 Valve with handle latch/lock |
| 05/06/1993 | DE4136174A1 Locking valve having sliding obturator controlled by handle |
| 04/27/1993 | US5205538 Detent mechanism for a fluid control valve |
| 04/27/1993 | US5205313 Dispensing devices with multiple-way tap |
| 04/15/1993 | DE4133548A1 Handle for operating valve - has spring-loaded grip with rotation axis on opposite side of handle to rotation axis of handle |
| 04/13/1993 | US5201201 Lockable sealer for end of threaded pipe |
| 03/30/1993 | CA1315324C Flow control device |
| 03/18/1993 | WO1993005327A1 Electrically actuated valve for a pressurised fluid |
| 03/18/1993 | CA2116692A1 Electrically actuated valve for a pressurized fluid |
| 03/10/1993 | EP0530471A1 Actuating device for a mixing valve |
| 03/09/1993 | US5191992 Tamperproof sealing arrangement for gas cylinders |
| 03/02/1993 | US5190263 Locking mechanism for an actuator |
| 03/02/1993 | US5190070 Lockable gas valve |
| 02/23/1993 | US5188335 Ball valve with lockable security device |
| 02/02/1993 | US5183073 Handle locking mechanism for quarter turn valves |
| 02/02/1993 | US5182928 Hose bibb closure |
| 12/30/1992 | CN2126361U Pressure programme-controlled anti-closing valve |
| 12/22/1992 | CA1311736C Lever handle for sanitary valves |
| 11/25/1992 | EP0515184A1 A tamperproof sealing arrangement for gas cylinders |
| 11/25/1992 | EP0514502A1 Improved ported gate valves, method and apparatus |
| 11/25/1992 | CN2122994U Arbitrary switch lock for valves |
| 11/25/1992 | CA2068565A1 Tamperproof sealing arrangement for gas cylinders |
| 11/24/1992 | US5165263 Valve lock |
| 11/18/1992 | CN2122286U Duct lock |
| 10/28/1992 | CN2120240U Safety valve |
| 10/15/1992 | WO1992017723A1 Handle enclosure for valves |
| 10/14/1992 | CN2118882U Following position fixing valve |
| 10/06/1992 | US5152314 Safety device for water dispensers |
| 10/06/1992 | US5152313 Safety apparatus for disconnects and/or valves |
| 09/29/1992 | US5150730 Provisional protective means for pit valve casing |
| 09/24/1992 | DE4109255A1 Block in hot water pipe with basic part - has valve in valve seating, with control pin, stop piece, elastic tongue and adjusting pin |
| 09/16/1992 | EP0504032A1 Redundant closing valve |
| 09/16/1992 | CN2116137U Confining equipment for valve group |
| 09/16/1992 | CA2063073A1 Valve with redundancy on closing |
| 09/03/1992 | WO1992014957A1 Sliding stopper for fluid pipes with plug position safety system |
| 09/01/1992 | US5143114 Ball valve lockout mechanism |
| 08/18/1992 | US5139041 Stop and lock plate for use with valve |
| 08/11/1992 | US5137261 Ported gate valves, method and apparatus |
| 08/06/1992 | WO1992013223A1 Device for alternately controlling two cooperating valves, especially safety valves on pressure vessels |