152248 ⎘
Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
Sub-classes:CHECK VALVE ASSEMBLY
#2VALVE FOR CONTROLLING WATER FLOW VALVE AND FOR IMPROVING WATER METER HEALTH AND READINGS
#3TIRE VALVE
#4NON-RETURN VALVE, IN PARTICULAR FOR A REFRIGERATION OR HEAT CIRCUIT
#5FLOAT VALVE FOR DOWNHOLE FLOAT EQUIPMENT
#6CHECK VALVE HAVING A STATE INDICATION SYSTEM
#7CHECK VALVE
#8FLUID DAMPED CHECK VALVE, AND ASSOCIATED SYSTEMS AND METHODS
#9DEVICES, SYSTEMS, AND METHODS FOR RELIEVING AND REGULATING PRESSURE DURING THE PERFORMANCE OF A FLUID SERVICE ON A MACHINE
#10Resin Transfer Molding Vent Bleeder Valve
#11DEVICES, SYSTEMS, AND METHODS FOR RELIEVING AND REGULATING PRESSURE DURING THE PERFORMANCE OF A FLUID SERVICE ON A MACHINE
#12CHECK VALVE FOR HIGH-PRESSURE FLUIDS, INCLUDING ABRASIVES LADEN FLUIDS
#13VALVE DEVICE, MOLDING MACHINE AND METHOD FOR CONTROLLING A VALVE DEVICE
#14VALVE CARTRIDGE FOR A FLUID PUMP
#15HIGH PRESSURE PUMP
#16AXIALLY AND ROTATIONALLY LOCKED MODULAR VALVE ASSEMBLY SYSTEM
#17WATER FLOW REGULATION
#18EXTRACTION VALVE AND VACUUM COLLECTION SYSTEM
#19CHECK VALVE
#20RAPID-INFLATE VALVE STEMS AND ASSOCIATED SYSTEMS AND METHODS
#21CHECK VALVE
#22VALVE CARTRIDGE FOR A FLUID PUMP
#23Metering Valve
#24Piston-Diaphragm Assembly for a Valve and a Manufacturing Method
#25Valve and Pressurized Fluid Apparatus
#26Valve stop for use with a fluid end assembly
#27Fluid end assembly
#28OXYGEN GENERATOR
#29SYSTEMS AND METHODS FOR REDUCING SIMMER IN A SAFETY RELIEF VALVE
#30PRESSURE RELIEF VALVE
#31Cylinder valve
#32CHECK VALVE
#33Medical pin index residual pressure valve
#34CHECK VALVE, AND ASSOCIATED SYSTEMS AND METHODS
#35INTEGRATED DOT PRESSURE PROTECTION VALVE
#36High pressure pump
#37Dart valve
#38CHECK VALVE AND USE THEREOF IN A FLUID SYSTEM
#39One-Way Valve and Valve Terminal
#40Valve assembly
#41POP-UP VALVE FOR MANAGING BACKFLOW
#42DUST BOX, AUTOMATIC CLEANING APPARATUS AND DUST COLLECTION PILE
#43CHECK VALVE AND BRAKE SYSTEM INCLUDING THE SAME
#44VALVE FOR AIRBAG DECELERATOR
#45VALVE FOR CONTROLLING WATER FLOW VALVE AND FOR IMPROVING WATER METER HEALTH AND READINGS
#46CHECK VALVE
#47SAFETY VALVES, VEHICLES AND FUELING STATIONS INCLUDING THE SAME, AND RELATED METHODS
#48DETERGENT SUPPLY DEVICE FOR CLOTHES PROCESSING APPARATUS
#49FLUID FLOW THROTTLE VALVE
#50Rapid-inflate valve stems and associated systems and methods
#51Check valve
#52SAFETY VALVES, VEHICLES AND FUELING STATIONS INCLUDING THE SAME, AND RELATED METHODS
#53Unloading valve assembly for compressed air processing system in a commercial vehicle
#54BYPASS VALVES FOR POOL HEATERS
#55CHECK VALVE
#56SYSTEMS AND METHODS FOR PISTON CHECK VALVES
#57Fluid end assembly
#58LINEAR COMPRESSOR DISCHARGE VALVES
#59VALVE FOR CONTROLLING A MEDIUM IN A COOLING CIRCUIT OR HEAT CIRCUIT
#60Pressure relief valve
#61DOUBLE-GUIDED DART CHECK VALVE FOR SURFACE HYDRAULIC FRACTURING OPERATIONS
#62VALVE SPRING HOLDER, VALVE BOX, AND PLUNGER PUMP
#63CHECK VALVE AND BRAKE SYSTEM
#64Fluid regulator having integral fluid purge mechanism
#65Bypass valve with variable filter
#66Valve device having a valve sitting in a valve socket
#67Flow control valve
#68Dunnage Bag Valve Adapter
#69Pressure actuated switching valve
#70CHECK VALVE WITH INTEGRATED PRESSURE RELIED VALVE
#71Bypass valve with variable filter
#72VALVE SEATS FOR USE IN FRACTURING PUMPS
#73PRESSURE RELIEF VALVE FOR HIGH-PRESSURE FLUIDS, INCLUDING ABRASIVES LADEN FLUIDS
#74Water flow regulation
#75WHEEL VALVE ASSEMBLY FOR TIRE INFLATION/DEFLATION SYSTEM
#76Fluid end
#77Fuel nozzle with reduced flow tolerance
#78CHECK VALVE ASSEMBLY
#79Valve seat with ceramic insert
#80Systems and methods for reducing simmer in a safety relief valve
#81INLINE SAFETY VALVE
#82Modular power end
#83Seal arrangement and check valve including same
#84Fluid flow device
#85HIGH FLOW CHECK VALVE FOR MEDICAL GAS APPLICATIONS
#86STOP VALVE FOR INSTALLATION IN A PIPELINE, IN PARTICULAR IN A PIPELINE OF A NUCLEAR FACILITY
#87Fluid end assembly
#88High pressure pump
#89Device for regulating pressures of a flow medium using a valve
#90Fluid end assembly
#91High pressure pump
#92COMPACT PISTON VALVE
#93Fluid routing plug
#94Valve for controlling water flow and for improving water meter health and readings
#95TUBING OBSTRUCTION REMOVAL DEVICE
#96Check valve
#97SANITARY FITTING
#98Metering valve
#99Fluid-damped valve
#100Fluid end
#101Vacuum pump comprising a relief valve and a method of assembly of the relief valve
#102NON-RETURN CHECK VALVE FOR VACUUM SYSTEM
#103Systems and methods for piston check valves
#104High pressure pump
#105Fluid routing plug
#106Fluid Flow Regulator
#107Adjustable valve
#108Valve, device for regulating the pressure of a flow medium using the valve, and device for securing the valve in a transmission component
#109Check valve
#110Fluid routing plug
#111Assemblable check valve
#112TUBE FITTING AND TUBE FITTING SET
#113Flow fuse valve and method of assembly thereof
#114CHECK-VALVE
#115Check valve
#116Pressure reducing valve
#117Dual spring valve
#118Valve structure with built-in valve seat of pre-action warning valve
#119Modular power end
#120Flow control valve
#121Adjustable valve core
#122Valve, battery and power consumption device
#123System and method for line pressure testing with isolation valve
#124Electromagnetic regulating valve with check function
#125Fluid end
#126Fluid dispensing device with safety valve
#127Hydraulic cartridge valve with activation sensor
#128Method and apparatus for a manual gas valve
#129High pressure common rail fuel pump outlet check valve retainer
#130Aspirator air vent valve
#131Separate valve seating
#132Indicators for valves
#133Check valve assembly having a poppet
#134Pump valve assembly
#135Hydrocarbon flowline corrosion inhibitor overpressure protection
#136Valve
#137Non-return valve, in particular for a refrigeration or heat circuit
#138HEMISPHERICAL POPPET CHECK VALVE
#139CHECK VALVE AND RECIPROCATING BODY FOR CHECK VALVE
#140Non-return valve and connection device for a non-return valve
#141Cladded valve seat, assembly, and methods for cladding such seat
#142Fuel tank check valve
#143Fuel nozzle with reduced flow tolerance
#144High pressure pump
#145Modular power end
#146Fluid end
#147Hydrocarbon flowline corrosion inhibitor overpressure protection
#148Reject valve of reverse osmosis device
#149Valve insert and air venting valve
#150Systems and methods for piston check valves
#151FLOW REGULATING VALVE AND COMPRESSOR
#152Leak resistant and serviceable receptacle
#153Check valve
#154Check valve assembly
#155THREADLESS VALVE
#156Device for protecting an electric pump against overpressures
#157Precision fuel metering check valve cartridge
#158Valve configuration
#159Valve for reciprocating pump assembly
#160Independent secondary indicator for vapor valve actuation
#161Valve assembly for a fluid end with limited access
#162Valve seats for use in fracturing pumps
#163High pressure float valve
#164VALVE FOR A HEAT-TRANSFER FLUID CIRCUIT
#165Hydrocarbon flowline corrosion inhibitor overpressure protection
#166COUPLING FOR CRYOGENIC LIQUEFIED MEDIA
#167Flow control assembly
#168Method and apparatus for a manual gas valve
#169Valve assembly
#170Check valve and reciprocating body for check valve
#171Damping valve for a vibration damper
#172Integral check valve
#173Aspirator air vent valve
#174Non-return valve
#175Check valve and system for continuous supply of ink to printer
#176Valve for large scale irrigation
#177TAMPER RESISTANT IN LINE ADJUSTABLE VALVE FOR PREVENTING AIR FROM BEING DIRECTED TO A WATER METER
#178Two-piece guide bushing
#179Accuracy enhancing valve assembly and method
#180Valve unit including a reinforcement mechanism with optional sensor assembly
#181Flow control valve
#182High-pressure pump
#183Testable back pressure valve and pressure testing system therefor
#184Valve for methane in automotive systems with improved sealing
#185Stem guided valve
#186Valve for controlling water flow and for improving water meter health and readings
#187High flow service connection valve
#188Fuel supply device
#189ROD PUMP SYSTEM
#190High opening pressure poppet valve
#191Line pressure isolation valve
#192Device for detecting fluid flow
#193Compressor and valve assembly
#194Valve
#195Check valve
#196Integrated passive one way valve in charge air inlet tank
#197Axially restricted pressure shuttle
#198PUMP ASSEMBLY INCLUDING FLUID CYLINDER AND TAPERED VALVE SEATS
#199Systems and methods for applying vacuum pressure to composite parts
#200VALVE
#201Anti-drainback valves, flex tube assemblies including the same, and dual outlet fluid filter including the same
#202Inlet valve locking system for inflatable underwater equipment
#203Check valve for fuel tank
#204Tapered valve seat
#205Valve
#206Valves including multiple seats and related assemblies and methods
#207Valve assembly for a tire inflation system
#208Valve seat with a hardened sleeve interior and a metal exterior
#209CHECK VALVE FOR A VARIABLE COMPRESSION INTERNAL COMBUSTION ENGINE AND A CONNECTING ROD WITH THE CHECK VALVE
#210VALVES AND TUBES INCLUDING VALVES
#211Poppet valve
#212Aerator valve assembly
#213Check valve
#214Externally adjustable flow management valve assembly and system
#215Breakaway coupling
#216Valve seats for use in fracturing pumps
#217Poppet valve
#218Leak resistant and serviceable receptacle
#219Valve assembly
#220Male coupling member
#221CONE VALVE
#222Valve core
#223Nozzle check valve
#224Anti-drain valve assembly with integrated fixation function
#225Valve for pressurized environments
#226Check valve
#227Check valve and method of forming a check valve
#228Throttling device and refrigeration cycle
#229Accuracy enhancing valve assembly and method
#230High pressure common rail fuel pump outlet check valve spring retainer method
#231NEW TYPE OF TURNOVER LIFT FOOT VALVE
#232Testable back pressure valves
#233Check valve with plastic lip seal
#234Adjustable pressure actuated diaphragm valve assembly
#235Valve device
#236Valves including multiple seats and related assemblies and methods
#237Insert part having a water-channeling cartridge housing
#238Sanitary high pressure aerator valve assembly
#239Valve seats for use in fracturing pumps
#240DIAMOND SINTERED SAMPLING RELIEF VALVE
#241Protective device, in particular a tent or marquee, and connection device therefor
#242Balancing valve for adjusting the distribution of fluids in multiple pipes
#243Flow control assembly
#244Automatic fluid flow controlling device for stopping flow of running fluid
#245Switch valve assembly and hydraulic control module including same
#246Check Valve for Submersible Pump
#247Pressure relief module
#248Cone valve
#249Pilot check valve
#250Dual check backflow preventer
#251Pressure sensitive valve assembly incorporating enhanced retention legs and fluid filter comprising the same
#252Integral Valve
#253Water pump with check valve
#254Cold room combination vent and light
#255Heatable canteen
#256Water stoppage structure utilized in a water purifier filter core
#257Heatable canteen
#258Rod pump system
#259Backflow prevention apparatus
#260Noise reducing filler valve
#261Check valve
#262Robust in-line valve
#263Dispensing enclosure for a container
#264Noise reduction device for negative pressure line of brake booster
#265Non-return valve for a water supply system having a sealing body movably connected to a holder's receiver opening by one or more limbs and lugs
#266Valve
#267Method for improving performance of fluid processing system based on crystallization promoting medium
#268Pressure pumping valves and methods of making such valves
#269Automatic fill system
#270Valve
#271Dual check backflow preventer
#272Pump assembly including fluid cylinder and tapered valve seats
#273Drinking and service water supply device of a building, and regulating valve therefor
#274Sanitary high pressure aerator valve assembly
#275Throttle device
#276Throttle device
#277Swing check valve
#278Seat-type air extracting suction apparatus to aid bowel movement
#279Control valve
#280Breakaway coupling
#281Pressure relief valve for railroad tank cars
#282Valve device and poppet
#283Fluid filter and relief valve assembly
#284VALVE FOR METHANE IN AUTOMOTIVE SYSTEMS WITH IMPROVED SEALING
#285Nozzle-type check valve with piston
#286Dart valves for bypass plungers
#287Anti-siphon one-way valve
#288Vacuum valve
#289Gas valve with rubber seal packing on the closing member
#290Integral valve
#291Check valve having polymeric seat and poppet
#292Check valve
#293CONTROL VALVE
#294DYNAMIC VALVE SEAL ARRANGEMENT
#295Gas lift valve assemblies having fluid flow barrier and methods of assembling same
#296Discharge vacuum relief valve for safety vacuum release system
#297Check valve and receptacle structure
#298Modular check valve
#299Rapid-discharge-valve structural body and diaphragm pump
#300Steam valve and steam turbine