Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Industrial
Class Information
Number: 251/282
Name: Valves and valve actuation > Balanced valves > Reciprocating
Description: Valves wherein the valve has a linear motion to and from flow obstructing position.










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8590858 Anti-gradient cupped seat for pressure regulator Nov. 26, 2013
8573244 Non-simmer relief valve Nov. 5, 2013
8567427 Blowout preventers using plates propelled by explosive charges Oct. 29, 2013
8567758 Double solenoid valve Oct. 29, 2013
8561632 Quick-acting valve having metering relief Oct. 22, 2013
8550113 Vacuum breaker flow regulator Oct. 8, 2013
8469333 Counter-biased valve and actuator assembly Jun. 25, 2013
8387944 Compensated valve Mar. 5, 2013
8387383 Ambient-air pulsed valve for internal combustion engines equipped with a turbocharger Mar. 5, 2013
8375981 Pressure control valve Feb. 19, 2013
8336849 Conical seat shut off valve Dec. 25, 2012
8316872 Blowout preventer using a plate propelled by an explosive charge Nov. 27, 2012
8308130 Valve incorporating means for balancing pressures on either side of a valve member Nov. 13, 2012
8297586 Proportional control pneumatic cylinder Oct. 30, 2012
8235354 Regulating valve, particularly for regulating the flow of fluids in refrigeration systems Aug. 7, 2012
8235356 Air valve for a paint gun Aug. 7, 2012
8231102 Flow-control valve for heating/cooling system Jul. 31, 2012
8113486 Component-feed nozzle with pressure relief Feb. 14, 2012
8091861 Valve for use in connection with oil production and gas production Jan. 10, 2012
8052119 Valve device Nov. 8, 2011
8047226 Pressure relief valves and pneumatic control systems Nov. 1, 2011
8015991 Manifold-type solenoid valve apparatus having stop valve Sep. 13, 2011
7987871 Switching valve Aug. 2, 2011
7987868 Decoupled housing seat Aug. 2, 2011
7946557 Pressure-balanced valve and actuator assembly in a process control system and method May. 24, 2011
7926784 Control valve trim and seal Apr. 19, 2011
7921877 Spool valve and method Apr. 12, 2011
7896028 Flow restricted seat ring for pressure regulators Mar. 1, 2011
7856999 Automatic transmission having hydraulic valves with flow force compensation Dec. 28, 2010
7770597 Spool valve device Aug. 10, 2010
7717130 Fast-acting fluid control valve May. 18, 2010
7694939 Flow rate control valve Apr. 13, 2010
7658366 High-pressure bi-directional valve Feb. 9, 2010
7641175 Valve body and seal Jan. 5, 2010
7604218 Valves Oct. 20, 2009
7597306 Directional control seat valve Oct. 6, 2009
7523763 Three-port electromagnetic valve Apr. 28, 2009
7513441 Valve for controlling a connection in a high-pressure fuel injection apparatus for an internal combustion engine Apr. 7, 2009
7458356 Spring apparatus and valve train of internal combustion engine using the same Dec. 2, 2008
7431043 Automatic transmission having a pressure regulator with flow force compensation Oct. 7, 2008
7429027 Self-flushing needle valve Sep. 30, 2008
7401762 Solenoid-operated valve for use with fuel cells Jul. 22, 2008
7357151 Fluid control devices Apr. 15, 2008
7322562 Shut-off valve providing pressure equalization Jan. 29, 2008
7264223 Flow rate control apparatus Sep. 4, 2007
7249750 Pressure balanced fluid control device Jul. 31, 2007
7246787 Solenoid valve assembly Jul. 24, 2007
7210501 Directly operated pneumatic valve having a differential assist return May. 1, 2007
7159617 Balanced globe valve Jan. 9, 2007
7143994 Coupling device Dec. 5, 2006

1 2 3 4 5 6 7 8










 
 
  Recently Added Patents
Configurable caged ball insert for a downhole tool
Image processing apparatus, image processing system, and image processing method
Materials for organic electroluminescent devices containing substituted 10-benzo[c]phenanthrenes
Ascertaining presentation format based on device primary control determination
Micromechanical component, device for beam deflection of monochromatic light, and spectrometer
Visibility radio cap and network
Clock generator circuit for a charge pump
  Randomly Featured Patents
Intermittent use of a port in response to location data push
Semiconductor structure for use in a static induction transistor having improved gate-to-drain breakdown voltage
Pressure tank for hot-water heaters
Transversal filter with wide band phase shifters in series with the delay cells
Malfunction override device for the fuel injection systems of compression-ignition engines
Apparatus for remote adjustment of drill string centering to prevent damage to wellhead
Liquid container
Use of tetrandrine and its derivatives to treat malaria
Interference detection circuit having amplitude frequency domain defined discrimination
Universal motion control