Patents for F16K 17 - Safety valves; Equalising valves (21,027)
03/1994
03/08/1994US5291915 Adjustable pressure relief valve
03/08/1994US5291912 Rupture disk for fire safe valves
03/03/1994WO1994004858A1 Valve, in particular a pressure-relief valve
03/01/1994US5290096 Pressure control valve slip-controlled hydraulic brake systems
03/01/1994US5289842 Vibration-resistant impact valve for vapor recovery line
02/1994
02/24/1994DE4227221A1 Ventil, insbesondere Druckbegrenzungsventil Valve, in particular pressure limiting valve
02/22/1994US5288462 Subjecting materials to high pressure and rapid decompression
02/22/1994US5287891 Flow limiter
02/22/1994US5287886 Gas line override valve
02/17/1994WO1994003746A1 Bi-directional vent and overpressure relief valve
02/17/1994DE4226730A1 Drinks container with anti-burst device - has screw-on cap with pressure release disc at base fitting onto threaded sleeve welded on container wall
02/16/1994EP0470133B1 Safety valve
02/15/1994US5285813 Pressure limiting valve with stable spring pad
02/09/1994CN2155483Y Explosion-proof equipment for air storage tank of mine air compressor
02/09/1994CN1081748A Electro-hydraulic quick acting and heavy flow oil drain valve
02/08/1994US5284177 Non-reclosing pressure relief device for vacuum systems
02/08/1994CA1326845C Safety-stop valve particularly to be used between mixer and shower to prevent scalding
02/03/1994WO1994002769A1 Pivotal diaphragm, flow control valve
02/03/1994WO1994002768A1 Automatic gas cut-off valve
02/02/1994CN2154938Y 低气压大流量安全溢流阀 High flow low pressure safety relief valve
02/02/1994CN2154937Y Adjustable gas reducing valve
02/01/1994US5282492 Dual valve plate two-way pressure relief valve
02/01/1994US5282491 Fluid pressure relief system for pressure vessels
02/01/1994US5282314 Method of making a pressure relief value
02/01/1994CA2101656A1 Turbine generator pressure relief diaphragm
01/1994
01/27/1994DE4323856A1 Fibre-reinforced membrane for separating two chambers with different pressures - has comparatively high breaking tension with raised modulus to reduce proportion of fibrous material.
01/25/1994US5280806 Excess flow valve
01/25/1994US5280804 Control valve
01/20/1994WO1994001705A1 Tank venting control assembly
01/19/1994EP0579179A1 Fluid pressure control device
01/19/1994CN2153690Y Water flow-limiting valve
01/18/1994US5280131 Fluid-filled electric power cable system with two-way piston check valve
01/18/1994US5279907 Stainless steel battery
01/18/1994US5279326 Safety valve
01/18/1994US5279321 Rupture disc
01/18/1994US5279319 Water pressure relief method and system for water heaters
01/12/1994EP0466776B1 Pressure relief valve and cryopump utilizing the same
01/12/1994CN2152956Y Multifunctional respiratory valve for petroleum storage tank
01/11/1994US5277217 Fuel interrupt/pressure release valve arrangement for fuel tank
01/11/1994CA1325962C Tire deflation system
01/06/1994WO1994000710A1 Fluid pressure relief system for pressure vessels
01/06/1994WO1994000709A1 Pressure relief valve
01/05/1994EP0577576A1 Overspeed safety device
01/05/1994DE4221213A1 Pressure limiting valve for hydraulic equipment - has pair of stops to limit movement range of a control piston plunger.
01/05/1994CN1023425C Check valve
01/04/1994US5275202 Adjustable emergency relief vent with surge protection
01/04/1994US5275196 Pressure relief valve for tire rim
01/04/1994US5275194 Fire control valve with replaceable locking pin assembly
01/04/1994US5275193 Fusible link shutoff valve assembly
01/04/1994US5275036 Relief valve testing apparatus
12/1993
12/29/1993CN2151335Y Safety valve for tyre overpressure
12/29/1993CN2151323Y Liquid gas tank with safety valve
12/28/1993US5273065 Large diameter and relatively high pressure relief valve
12/22/1993EP0574677A1 Safety gas outlet
12/22/1993CN2150427Y Meltable alloy stopper with blasting piece and special spanner
12/22/1993CN2150413Y Fire-retardant breather valve for oil tank
12/22/1993CN2150412Y Gas pressure regulating device with warning function
12/22/1993CN2150411Y Sectional regulating device for coal gas pressure
12/21/1993US5271429 Internal combustion engine lubricating oil filter valve
12/21/1993US5271425 Valve closing apparatus responsive to movement
12/14/1993US5269336 Air ventile for pressure cookers and pressure cookers having the same
12/08/1993CN2148870Y Low-pressure straight-through voltage limiter for liquefied gas
12/07/1993US5267666 Multiple-dome, scored, rupture disc
12/07/1993US5267452 Back pressure valve
12/07/1993CA1325030C Puncturable oil seal
12/01/1993CN2148235Y Natural gas supply interruption safety valve
11/1993
11/30/1993US5265645 Surge reliever relief valve
11/30/1993US5265641 Resettable automatic shut-off valve
11/25/1993WO1993023693A1 Pressure/temperature-activated pressure relief valve
11/24/1993CN2147402Y Pressure transforming valve
11/24/1993CN1078781A Respiratory valve for oil tank
11/23/1993US5263643 Thermally responsive relief valve
11/18/1993EP0570248A1 Pilot operated valve for filling a pressure vessel
11/18/1993EP0569480A1 Flow regulator.
11/18/1993DE4216247A1 Pressure limiting pneumatic valve for commercial vehicle brakes - has spring biased piston with poppet valve and unloading valve element built into end sections
11/17/1993CN2146628Y Respiratory valve for oil tanks
11/17/1993CN2146627Y Liquid equalishing valve
11/17/1993CN2146626Y Safety device for regulating valves
11/16/1993US5261450 Pressure relief vent with surge suppression
11/16/1993US5261446 Self-contained emergency shutdown valve
11/11/1993DE4214500A1 Ambient or elevated pressure valve with quick assembly - having spring element between sealing body and its holder which all form pre-assembled combination
11/10/1993CN2145899Y Pressure failure auto-closed safety valve
11/10/1993CN2145898Y Corrosion-resistant single base regulating valve
11/03/1993CN2145299Y Pressure limited valve of pressure looker
11/03/1993CN2145298Y Piston governing valve
11/03/1993CN1078027A Gas cylinder valve
10/1993
10/28/1993WO1993021616A1 Rupture disk sensing assembly
10/27/1993CN1077785A 限压阀 Pressure limiting valve
10/19/1993US5253673 Distribution valved manifold system
10/19/1993US5253668 Smooth-opening, low-hysteresis ball head valve
10/13/1993CN2143703Y Automatically stopping flow device for dropping water
10/13/1993CN2143702Y Gas pressure regulating and stabilizing device
10/13/1993CN2143701Y Temperature control pressure limiting valve
10/13/1993CN2143700Y Temperature control automatic safety valve
10/12/1993US5251653 Control system for automatic fluid shut-off
10/12/1993CA2011857C Protective device for gas pressure vessels
10/05/1993US5249598 Bi-directional vent and overpressure relief valve
10/05/1993US5249597 Digestor tank having a pressure relief valve
10/05/1993US5249593 Fluid pressure relief system for pressure vessels
09/1993
09/30/1993WO1993019295A1 Scroll machine with overheating protection