249288 ⎘
Fluid handling; Line condition change responsive valves; Direct response valves [i.e., check valve type]; Reciprocating valves; Spring biased; Spring coaxial with valve Valve stem extends through fixed spring abutment
Sub-classes:FLUID FLOW THROTTLE VALVE
#2Bypass valve with variable filter
#3Bypass valve with variable filter
#4Valve guide with integral assembly support
#5Device for protecting an electric pump against overpressures
#6Valve assembly for a fluid end with limited access
#7Check valve and assembly for fluid storage container
#8Fluid stop valve unit
#9Damped check valve having multi-pressure operation
#10Check valve
#11Pressure relief valve
#12Actuating drive device process valves
#13Check valve
#14Fluid stop valve unit
#15Gas valve with triggered release feature
#16Valve member assembly
#17Shear seal check valve for use in wellbore fluid
#18Wearable external ventricular drain system
#19Pressure-reducing valve
#20Compliant dart-style reverse-flow check valve
#21Pressure relief valve devices and methods
#22Method of draining an enclosure using a smart valve
#23Oil-hydraulic valve
#24Pipe comprising a pressure relief valve
#25Pressure relief valve and secondary spring force containment assembly
#26Fuel system valve assembly
#27Poppet Valve Assembly, System, and Apparatus for Use in High Speed Compressor Applications
#28Pressure release valve
#29Flow control valves
#30Air valve device for an inflatable article
#31PRESSURE RELIEF VALVE
#32Steam supply system and check valve for use therein
#33Leaf valve structure
#34Valve having opposed curved sealing surfaces on a valve member and a valve seat to facilitate effective sealing
#35Valve cartridge for pump systems
#36System for increasing the efficiency of a water meter
#37Fluid transfer device and system
#38Cartridge unit and trap for sewer gas and odor containment
#39Fuel pump head having an external chamber
#40Self aligning mud saver valve seat
#41Compliant dart-style reverse-flow check valve
#42Freeze resistant manifold assembly and system
#43Suction valve
#44DRIPPER
#45Gas chromatography check valve and system
#46Pump valve retainer
#47Pipe connector
#48Pump valve having a limiting element
#49Check Valve Assembly
#50Desuperheater spray nozzle
#51Check valve
#52Method and apparatus for a smart valve
#53RELIEF VALVE
#54Sanitary valve assembly
#55Quick lift zero flutter oil service pump valve
#56Sanitary installation part
#57Automatic flow control regulator valve
#58Underwater exhaust system and method
#59Air valve device for an inflatable article
#60Underwater exhaust system and method
#61Pump valve retainer
#62SELF-CONTAINED CHECK VALVE MODULE
#63One way check valve for a fire hydrant water meter
#64Spray fill device and method for using the same
#65Check valve
#66Check valve
#67Flow regulating device
#68Backflow preventer
#69Check valve apparatus for fuel delivery systems
#70Poppet valve member
#71Relief valve
#72Pressure blast pre-filming spray nozzle
#73Fire hydrant with second valve
#74Backflow preventer
#75Sanitary fitting
#76Check valve for a high-pressure pump of a fuel injection system for an internal combustion engine
#77Backflow preventer
#78Discharge check valve assembly for use with hermetic scroll compressor
#79Underwater exhaust system
#80Underwater exhaust system
#81Check valve
#82Pressure blast pre-filming spray nozzle
#83Fire hydrant with a second valve
#84Valve assembly and method
#85Particle separation apparatus
#86Sanitary pump and sanitary valve
#87Suction valve
#88Integrated one way valve
#89Pressure relief valves for underwater use
#90Pressure relief valves for underwater use
#91Modular check valve system