Patents for F16K 35 - Means to prevent accidental or unauthorised actuation (4,027) |
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07/23/1996 | US5538032 Automatic back water valve system |
07/17/1996 | CN2231344Y Automatically closing safety valve for gas leakage |
07/03/1996 | CN2230385Y Locking valve for liquified-gas cylinder |
06/26/1996 | CN2229999Y high pressure and theft-proof gate valve |
06/19/1996 | EP0602066B1 Electrically actuated valve for a pressurised fluid |
06/19/1996 | CN2229587Y Gas on-off valve with lock |
06/19/1996 | CN1124996A Security device for a thermostat |
06/13/1996 | DE19543721A1 Securing device for shut=off valves |
06/06/1996 | EP0733180A4 Single handle mixing valve with flow control device for preventing hammer knock |
05/28/1996 | US5520210 Protective shield for fire hydrant |
05/28/1996 | US5520207 Remotely monitored tamper bar for a backflow preventer |
05/28/1996 | CA2077743C Ball valve with lockable security device |
05/28/1996 | CA2036892C Tamper-proof locking mechanism for quarter turn valves |
05/14/1996 | US5515703 Motorcycle anti-theft fuel lock |
05/08/1996 | EP0578770B1 Handle enclosure for valves |
05/07/1996 | US5513831 Safety control knob for hot water valve |
05/01/1996 | CN2226185Y Partial rotary valve driver locking mechanism |
03/27/1996 | EP0702764A1 Security device for a thermostat |
03/21/1996 | DE4432873A1 Hand lever for pipe valves with detent mechanism |
03/20/1996 | EP0702177A1 Butterfly valve |
03/19/1996 | US5499653 Security devices for fluid flow lines |
03/13/1996 | CN2222277Y Valve with locking device |
03/12/1996 | US5497802 For use in a plumbing supply line |
02/13/1996 | US5490660 Manual device for valve |
02/12/1996 | CA2155816A1 Stem extension for quarter-turn valves |
01/24/1996 | CN1115370A Single handle mixing valve with flow control device for preventing hammer knock |
01/09/1996 | US5482251 Stem extension for quarter-turn valves |
01/02/1996 | CA2104397C Low spill identical half coupling |
12/27/1995 | EP0688575A1 Valve for subcutaneous use and its external control device |
12/20/1995 | CN2215647Y Motorcycle fuel valve with lock |
12/20/1995 | CN2215642Y 锁阀 Lock valve |
12/13/1995 | CN2215051Y Oil line switch with lock for motorcycle |
11/29/1995 | EP0582575B1 Coupling security and safety latch system |
11/28/1995 | US5470044 Safety faucet |
11/28/1995 | US5469724 Fire hydrant locking device |
11/23/1995 | DE4417292A1 Ventilator hand lever with lock release mechanism esp. for valve or vent operation |
11/22/1995 | EP0683341A2 Sanitary armature |
11/08/1995 | EP0573453B1 Device for alternately controlling two cooperating valves, especially safety valves on pressure vessels |
11/02/1995 | WO1995029358A1 Butterfly valve assembly and method of manufacture |
11/02/1995 | CA2188767A1 Butterfly valve assembly and method of manufacture |
10/18/1995 | CN2210301Y Locking type combination ball valve |
10/18/1995 | CN2210299Y Controllable and locking-able oil-suction valve with anti disassemble function |
10/17/1995 | US5458150 Solenoid valve device |
09/27/1995 | CN2208645Y Theft-proof sluice valve |
09/20/1995 | CN2208139Y Anti-overflow valve |
09/20/1995 | CN2208138Y Safety water tap |
09/13/1995 | CN1029755C Electrically controlled valve for pressure fluid |
09/12/1995 | US5449144 Faucet valve with safety handle |
09/06/1995 | CN2206885Y Locked cylinder compression release valve |
08/30/1995 | EP0669488A1 Actuation device |
08/23/1995 | CN1107216A An activation device |
08/16/1995 | EP0667473A1 Rotating valve with self-locking device |
08/08/1995 | US5439197 Flow rate control valve |
07/13/1995 | CA2139977A1 Fire hydrant locking device |
07/11/1995 | US5431184 Standard on-off, or lockable for self-locking in off position natural gas safety valve |
07/06/1995 | WO1995018326A1 Child-resistant cover for a tap handle |
06/29/1995 | WO1995017623A1 High-pressure valve |
06/28/1995 | CN2202232Y Valve with lock |
06/27/1995 | US5427135 Valve lock |
06/14/1995 | CN2200734Y Satety anti-theft valve |
06/06/1995 | US5421364 Flow-control valve with handle-travel limited |
05/31/1995 | CN2199393Y Tap with number checking locking device |
05/31/1995 | CN2199383Y Controllable safety valve |
05/24/1995 | CN2198486Y 锁式阀门 Lock valve |
05/16/1995 | US5415017 Locking device for a lever operated valve |
05/10/1995 | CN2196719Y Intelligent cipher valve controller |
05/09/1995 | US5413309 Push-to-connect coupler with interlocking three-way valve |
05/09/1995 | US5412962 Safety locking devices for PVC ball valves |
05/03/1995 | EP0651190A1 Flow rate control valve |
05/02/1995 | US5411048 Fluid control valve with latching handle assembly |
04/26/1995 | CN2195675Y Safety device for valve of fire extinguisher |
04/26/1995 | CN2195670Y Double-dished diaphragm key valve |
04/25/1995 | US5409034 Electrically actuated valve for a pressurized fluid |
04/18/1995 | CA2011119C Detent mechanism for a control valve |
04/11/1995 | US5404734 Secure locking arrangement |
04/05/1995 | EP0646225A1 Valve with handle latch/lock |
04/05/1995 | CN2193952Y Safety cover for liquid and gas valves |
03/29/1995 | CN2193469Y 经改进的三角阀 Improved triangle valve |
03/22/1995 | CN1100504A Pressure program-controlled anti-closing valve |
03/15/1995 | CN2191946Y Valve capable of locking |
03/14/1995 | CA2033412C Lockout device for valves with lever handles |
03/02/1995 | WO1995006217A1 Tap shank adaptor for a child-proof tap |
02/09/1995 | DE4318816C1 Safety device for a thermostat |
02/08/1995 | CN2189242Y Automatic, safety and water saving valve |
02/07/1995 | US5386600 Latching foot pedal actuated tap water flow controller |
01/31/1995 | US5385167 Value testing device |
01/12/1995 | DE4322207A1 Mechanical water-saving device on a single-lever mixer valve |
01/03/1995 | CA2005631C Safety device for assembling both components of a valve body |
12/28/1994 | CN2186335Y Liquefied gas swtich with lock |
12/27/1994 | US5375916 Truck air brake locking device |
12/27/1994 | US5375625 Valve body assembly with detent and locking mechanism |
12/22/1994 | WO1994029623A1 Security device for a thermostat |
12/21/1994 | EP0629162A1 Fuel cut-off anti-theft device. |
12/20/1994 | CA2025065C Lock-out valve with controlled restart |
12/06/1994 | US5370149 Line blind valve |
12/06/1994 | US5370148 Butterfly valve assembly and method of manufacture |
12/06/1994 | CA2091404C Valve actuator locking bracket |
11/29/1994 | US5368066 Valve with safety lock plate |
11/22/1994 | US5365759 Locking device in the closing or opening position of a valve |
11/22/1994 | CA1333170C Single membrane switching micro-electromagnetic valve |