Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 17 - Safety valves; Equalising valves
Patents for F16K 17 - Safety valves; Equalising valves (21,027)
10/1998
10/29/1998DE19717922A1 Zweistufenregelventil Two-stage control valve
10/29/1998DE19715640A1 Heat-operated safety valve for gas pipe
10/28/1998CN2295886Y Explosive sealed valve
10/28/1998CN2295885Y Pressure reducing guided overflow valve
10/28/1998CN1197156A Thermostat for automotive engine cooling system
10/22/1998WO1998046345A1 Discharge system for a reactor
10/21/1998EP0728272B1 Seismic valve
10/21/1998EP0707499B1 Double-valved variable pressure device for hydrocephaly
10/21/1998CN2295093Y Hydraulic pneumatic controlled booster control valve
10/21/1998CN2295088Y Safety fully-automatic cock valve
10/21/1998CN2295087Y Indoor valve of automatically cutting-off gas when earthquake
10/21/1998CN2295086Y Single-way pressure control valve
10/21/1998CN1196458A Automatic balance charging pipe device
10/21/1998CN1196457A Plunger automatic valve
10/20/1998US5823223 Retrofittable safety shut-off valve for gas or liquid meter
10/14/1998EP0871102A2 Thermostat for an automotive engine cooling system
10/14/1998EP0870141A1 Check valve
10/14/1998EP0870140A1 Safety valve, in particular one designed as a pressure-relief and protection valve
10/14/1998EP0870137A1 Valve
10/14/1998EP0752079B1 Pressure fitting, useful in particular as pressure relief and safety valve
10/14/1998CN2294372Y Miniature medical oxygen cylinder's valve
10/14/1998CN1195749A Shockproof swtiching controller for valve and switch
10/13/1998US5820162 Airbag system inflator
10/13/1998US5820112 Leveling valve apparatus for controlling vehicle cab leveling
10/13/1998US5819793 Breather valve
10/13/1998CA2136217C Pivotal diaphragm, flow control valve
10/08/1998WO1998044283A1 Safety excess flow valve system with adjustable closing flow rate settings
10/07/1998CN2293688Y Running water relief valve
10/01/1998DE19710792A1 Safety fitting for gas pipe
09/1998
09/30/1998EP0867648A2 Bursting discs or bursting panels and methods for their manufacure
09/30/1998EP0867219A1 Liquid carbonating apparatus
09/30/1998EP0713568A4 An excess-flow safety shut-off device
09/30/1998CN2292950Y Lift slow-closing check valve
09/24/1998DE19711351A1 Direct-controlled hydraulic pressure limiting valve for hydraulic machinery
09/23/1998CN2292200Y Double-sealing ring pressure-relief valve
09/23/1998CN2292199Y Pipe line automatic closing safety device
09/23/1998CN1039894C Lightweight explosion flap, in particular for pipelines
09/22/1998US5810327 Shutoff valve with spring-loaded valve disk
09/17/1998DE19810789A1 Motor vehicle air conditioning cooling circuit with compressor and expansion valve connected to the evaporator and condenser
09/16/1998EP0864793A2 Pressure relief valve
09/16/1998EP0850378A4 Compressed gas release system
09/16/1998EP0766800B1 Thermal safety fitting for automatically shutting down fluid lines
09/16/1998CN2291545Y Automatic stop valve for fuel gas
09/16/1998CN2291544Y Multi-stage regulating valve
09/16/1998CN1193086A Cam-plunger balancing valve
09/15/1998US5807238 Endoscope pressure equalization system and method
09/15/1998US5807081 Combination valve for screw compressors
09/15/1998US5806556 Turbine controlled metering valve
09/09/1998EP0863342A2 Pressure control valve
09/09/1998CN2290785Y Improved fast gas shunt valve seat of stove
09/09/1998CN1192804A Cut-off member with a fire-protection valve for a gas meter, and gas meter provided therewith
09/08/1998US5803115 Valve for relieving pressure and vacuum conditions in a tank
09/08/1998US5803112 For installation in a fluid conduit
09/03/1998WO1998038555A1 Pressure sensitive device with check valve intended to save fluid
09/02/1998EP0862004A2 Rapid release mechanism with damping control
09/02/1998EP0862003A2 Release mechanism for a pressure vessel
09/02/1998EP0862001A1 Explosive valve for the venting of airbag landing systems
09/02/1998CN2289923Y Anti-shock and fireproof automatic safety valve for gas
09/02/1998CN1191958A Combination valve for screw compressors
09/01/1998US5800133 For compressing gas
09/01/1998US5799684 Frangible hydraulic fuse
09/01/1998US5799681 For a fluid delivery system
08/1998
08/28/1998CA2228358A1 Release mechanism for a pressure valve
08/27/1998WO1998037345A1 Safety vent for railroad tank cars
08/27/1998WO1998037331A1 Hydraulic pressure pilot circuit
08/26/1998CN2289237Y Regulating plate of gas regulating valve
08/26/1998CN2289108Y Hydraulic buffering vavle
08/26/1998CN2289107Y Safety equalising valve
08/26/1998CN2289106Y Overload oil-adding valve for integral multi-way valve
08/26/1998CN2289105Y 气体减压器 Gas Regulator
08/26/1998CN2289104Y Safety valve for integral multi-way valve
08/25/1998US5797531 Differential-pressure turner bar configuration
08/25/1998US5797434 In a vehicle fuel system
08/20/1998WO1998036197A1 Pressure compensating valve and directional control valve system using it
08/19/1998EP0858557A1 Pressure control valve
08/19/1998CN2288322Y Bottle head valve driven by hand, Pneumatic, hydraulic and electric storm action
08/18/1998US5794915 Safety relief valve assembly for a fluid displacement apparatus
08/18/1998US5794659 Zero dead-leg valve structure
08/18/1998US5794652 Relief valve
08/13/1998DE19705036A1 Pressure control valve for cooling circuit in motor vehicle
08/12/1998EP0857878A1 Relief mechanism, and hydraulic circuit equipped with relief mechanism
08/12/1998EP0857269A1 Vapour containment valve
08/12/1998EP0744009B1 Multi-stage regulating valve
08/12/1998CN1039508C Wind-direction control apparatus
08/11/1998US5791373 Fluid sealing disc and seat mechanism
08/11/1998US5791372 Relief valve
08/11/1998US5791369 Pressure type flow rate control apparatus
08/11/1998US5791367 Pressure relief device
08/11/1998US5791317 Flow valve
08/11/1998CA2049034C Fluid mixing apparatus for producing variably carbonated water
08/06/1998WO1998034055A1 Passive pulse generator and method for controlling an instrument via a passive pulse generator
08/05/1998EP0759132B1 Pressure retaining valve
08/05/1998EP0699283B1 Valve
08/05/1998CN2287237Y Pressure reducing and stabilizing valve
08/04/1998US5788212 Pressure relief device with shaped memory alloy thermally activated trigger
08/04/1998US5788099 Vessel for containing batch quantities of dialysate or other physiologic solution chemicals
08/04/1998US5787918 Reduction valve and gas container valve for a bottle for liquified gas
08/04/1998US5787917 Automatic earthquake gas shut-off system
07/1998
07/29/1998EP0686241B1 Safety relief valve for pressure vessels
07/29/1998CN2286815Y Automatic safety valve of time-limited turn-on and cut-off while accident happening for gas range
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