Patents for F16K 17 - Safety valves; Equalising valves (21,027)
07/2001
07/04/2001CN2437925Y Scalding preventing intelligent safety valve
07/04/2001CN2437909Y Multifunctional intelligent opening-and-closing stop valve
07/04/2001CN2437309Y Hot-water pot
07/03/2001US6254982 A pressure relief device comprises an unimpregnated graphite membrane having a gas impermeable coating.
06/2001
06/30/2001CA2329603A1 Bursting disc assembly retaining ring with a clover leaf cutting pattern and projection
06/28/2001WO2001046610A1 Pressure relief device for a propeller hub
06/28/2001DE19962960A1 Pressure control valve, in fuel feed to vehicle IC motor, has throttled outflow after valve seat to compensate unavoidable fuel line losses
06/28/2001DE19962959A1 Pressure control valve, for IC motor fuel feed, has damper zone to dampen closure body oscillations without developing gas bubbles
06/28/2001DE19957683A1 Luftventil Air valve
06/27/2001CN2436744Y Thermal power automatic balance device
06/27/2001CN2436743Y Self-powered flow control valve
06/27/2001CN2436742Y Pressure regulation valve
06/27/2001CN2436741Y Pressure-reducing valve
06/26/2001US6250329 Snap open pressure relief valve
06/26/2001US6250326 Dual temperature fire damper releasing system
06/21/2001WO1998002686A8 Improved pressure-based mass flow controller
06/20/2001EP1108934A1 Actuating drive for a safety valve
06/20/2001EP1108173A1 Relief valve
06/20/2001CN2435599Y Filtering safety valve
06/20/2001CN2435598Y Cutting-type gas pressure regulator
06/20/2001CN1300340A Downhole dump valve
06/19/2001US6247725 Opening apparatus for the gas pressure container of an airbag
06/14/2001WO2001042696A1 Safety valve assembly
06/14/2001WO2001042693A2 Pressure relief valve detection and monitoring device and system
06/14/2001WO2001029429A3 Safety valve
06/14/2001US20010003573 Control valve and variable capacity type compressor having control valve
06/13/2001EP1106880A2 Air valve
06/13/2001EP1106833A1 Volume control valve of variable displacement hydraulic rotating machine
06/13/2001EP1106831A2 Control valve in a variable capacity compressor
06/13/2001DE19957407A1 Fire protection valve for gas pipeline has valve closure held in open position against spring bias via retaining element which melts or vaporizes at given temperature
06/13/2001DE10059382A1 Hydraulic system, in particular, for motor vehicles comprises a pressure limiting valve with a closure element which at least over a part of its axial displacement is damped by means of a damping arrangement
06/13/2001CN2434644Y 调节流量阀门装置 Adjust the flow valve means
06/13/2001CN2434500Y Anti-freeze-clog fixed pressure exhaust valve
06/13/2001CN2434497Y Reversly stopping pressure relieving valve device with return pressure erelief function
06/12/2001US6244294 Radiator pressure release valve for a temperature control system
06/12/2001US6244288 Liquid fuel tanker truck and method with automatic shutoff transport foot valve
06/07/2001WO2001040656A1 Valve system for controlling the fuel intake pressure in a high-pressure pump
06/07/2001US20010002701 Pin valve with removable body cover
06/06/2001EP1104860A2 Switchable pivoting valve
06/06/2001EP1104522A1 Gas cartridge actuated isolation valve
06/05/2001US6241482 Hydraulic pilot circuit
06/05/2001US6241473 Pressure relief device for a propeller hub
06/05/2001US6241116 Metal container capable of withstanding internal over pressure
06/05/2001US6241113 Enhanced reverse buckling rupture disc
06/05/2001US6240959 Hydraulic safety fuse device
06/05/2001US6240948 Rupture disk assembly
05/2001
05/31/2001WO2001039222A2 Emergency gas and electricity shutoff apparatus and control system
05/31/2001WO2001038763A1 Pressure relief valve
05/31/2001WO2001038762A1 Pressure relief valve assembly
05/31/2001WO2001038150A1 Device for setting gas pressure levels
05/31/2001DE10024539A1 Burst protection system for pipelines carrying spontaneously exothermic reactive fluids has a burst protector supported in the fluid flow area and an emergency connection to atmosphere
05/31/2001CA2391967A1 Pressure relief valve
05/30/2001EP1103491A1 Method and device for the ventilation of tank systems
05/30/2001EP0805927B1 Improved automatic recirculation valve
05/30/2001CN2432412Y Wear-reducing device for valve
05/30/2001CN2432411Y Gas pressure regulator
05/30/2001CN2432410Y Fully automatic constant flow pressure reducing valve
05/30/2001CN2432409Y Plate type stabilized pressure regulator
05/30/2001CN1297116A Hydraulic actuating mixing valve
05/29/2001US6237951 Device for letting pressurized gas stream into a safety device
05/29/2001US6237682 Cooling module including a pressure relief mechanism
05/29/2001US6237630 HVAC damper
05/25/2001WO2001036852A1 Pressure limiting valve
05/23/2001EP1101985A2 Apparatus for safely installing and removing spring failsafe actuator
05/23/2001EP1101975A2 Pressure relief valve and dual path vent disc for hydraulic tensioner.
05/23/2001EP1101692A2 Hydraulic operating device
05/23/2001DE10056998A1 Hydraulisch betätigtes Mischventil Hydraulically actuated mixing valve
05/22/2001US6234196 Mixing adaptor and system
05/22/2001US6234190 Mixing adaptor with rupturable membrane
05/22/2001US6234018 Safety liquid level sight gauge
05/18/2001CA2324010A1 Apparatus for safely installing and removing spring failsafe actuator
05/17/2001DE19955083A1 Druckbegrenzungsventil Pressure relief valve
05/16/2001CN2430594Y Gas regulator
05/15/2001US6230734 Flow-rate controller
05/15/2001US6230733 Self-contained rupture disk cartridge
05/15/2001US6230732 Safety valve for a liquid tank
05/10/2001WO2001033124A1 Leak arresting mechanical flow control valve
05/10/2001DE10055381A1 Steering damper for hydraulic servo steering system, with at least one steering damper in hydraulic line
05/09/2001EP1098120A1 Safety valve
05/09/2001EP1097326A2 Safety device for cutting off gas pipelines
05/09/2001EP0923689B1 Equalizing valve
05/09/2001CN2429704Y Self-temperature controlled valve
05/09/2001CN2429703Y Moderate pressure reducing valve for liquid fuel
05/08/2001US6227812 Refrigerant circuit and compressor
05/08/2001US6227239 Spring-loaded safety valve
05/08/2001US6227231 Pressure/flow rate control valve
05/08/2001US6227226 Fire activated, fail safe, gate valve bonnet
05/08/2001US6227176 Pressure equalization system for a fuel tank of an internal combustion engine
05/03/2001WO2001031249A1 Shear valve
05/03/2001DE19947454A1 Gas tap for controlling gas supply from mains to individual house has shrink ring near valve seat which surrounds valve body in closed position and which expands inwards and clamps valve body in event of fire
05/03/2001CA2388435A1 Shear valve
05/02/2001EP1096188A2 Relief valve
05/02/2001CN2428656Y Gas self-controlled pressure-regulation fire retardant alarming valve
05/02/2001CN2428655Y Automatic temp.-control balancing valve
05/02/2001CN2428654Y Pressure-release valve
05/02/2001CN2428653Y Pressure release valve
05/01/2001US6223994 Thermal expansion valve
04/2001
04/26/2001WO2001029461A1 Flow controller for a pool cleaner
04/26/2001WO2001029429A2 Safety valve
04/26/2001DE19949874A1 Safety valve has compressed air-operated switching elements at associated points for safety valve if pressures different; valve only switched on again by external compressed air actuation