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Class Information
Number: 137/625.3
Name: Fluid handling > Systems > Multi-way valve unit > Dividing into parallel flow paths with recombining > With metering feature
Description: Devices having means to vary the flow through the parallel paths.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7604021 |
Steam valve |
Oct. 20, 2009 |
| 7363941 |
Fluid control valve device |
Apr. 29, 2008 |
| 7284569 |
Steam valve |
Oct. 23, 2007 |
| 7273068 |
Electric driven, integrated metering and shutoff valve for fluid flow control |
Sep. 25, 2007 |
| 7185675 |
Reduced gain thrust control valve |
Mar. 6, 2007 |
| 7178782 |
Quiet opening ball valve |
Feb. 20, 2007 |
| 7152628 |
Anti-cavitation valve assembly |
Dec. 26, 2006 |
| 7146997 |
Regulator with flow diffuser |
Dec. 12, 2006 |
| 7131284 |
Automatic defrost controller including air damper control |
Nov. 7, 2006 |
| 7089961 |
Fluid energy reduction device |
Aug. 15, 2006 |
| 7000634 |
Adjustable valve for variable flows and a method for reducing flow through a valve |
Feb. 21, 2006 |
| 6994109 |
Fitting for measuring and regulating the flow rate of a hydraulic medium through a pipeline |
Feb. 7, 2006 |
| 6994277 |
Accessory for faucet |
Feb. 7, 2006 |
| 6986365 |
High-flow microvalve |
Jan. 17, 2006 |
| 6935369 |
High pressure oxygen valve |
Aug. 30, 2005 |
| 6935370 |
Fluid pressure reduction device |
Aug. 30, 2005 |
| 6926249 |
Precision modulating globe valve |
Aug. 9, 2005 |
| 6923210 |
Rotary drag valve |
Aug. 2, 2005 |
| 6913042 |
Rotary drag valve |
Jul. 5, 2005 |
| 6851658 |
Control valve trim and bore seal |
Feb. 8, 2005 |
| 6851451 |
Method and apparatus for manufacturing a valve body |
Feb. 8, 2005 |
| 6807984 |
High flow high control valve and assembly |
Oct. 26, 2004 |
| 6782920 |
Fluid flow control device |
Aug. 31, 2004 |
| 6772783 |
Rotary to linear valve and method of use |
Aug. 10, 2004 |
| 6766826 |
Low noise fluid control valve |
Jul. 27, 2004 |
| 6730236 |
Method for separating liquids in a separation system having a flow coalescing apparatus and separation apparatus |
May. 4, 2004 |
| 6718633 |
Process for manufacturing valve trim assemblies |
Apr. 13, 2004 |
| 6701957 |
Fluid pressure reduction device |
Mar. 9, 2004 |
| 6688321 |
Method and apparatus for a flow regulator having an integral hinge |
Feb. 10, 2004 |
| 6681792 |
Reduced-length sleeve valve |
Jan. 27, 2004 |
| 6637452 |
Valve with self-cleaning trim |
Oct. 28, 2003 |
| 6615874 |
Stacked disk valve trim |
Sep. 9, 2003 |
| 6615868 |
Spool valve |
Sep. 9, 2003 |
| 6609697 |
Vacuum control valve |
Aug. 26, 2003 |
| 6536472 |
High performance fluid control valve |
Mar. 25, 2003 |
| 6505646 |
Pressure reduction valve for a compressible fluid |
Jan. 14, 2003 |
| 6478192 |
Diluent change over dispense apparatus |
Nov. 12, 2002 |
| 6450194 |
Spool notch geometry for hydraulic spool valve |
Sep. 17, 2002 |
| 6405994 |
Flow control valve incorporating an inflatable bag |
Jun. 18, 2002 |
| 6394134 |
Control valve trim for high-pressure fluid flow |
May. 28, 2002 |
| 6338466 |
Water well recharge throttle valve |
Jan. 15, 2002 |
| 6325101 |
Choke valve |
Dec. 4, 2001 |
| 6321774 |
Control valve for cryogenic use |
Nov. 27, 2001 |
| 6305836 |
Force absorbing homogenization valve |
Oct. 23, 2001 |
| 6293514 |
Flow regulation valve |
Sep. 25, 2001 |
| 6283152 |
Multiple sleeve valve assembly |
Sep. 4, 2001 |
| 6273133 |
Fluid flow rate switching device |
Aug. 14, 2001 |
| 6250330 |
Diaphragm regulator with removable diffuser |
Jun. 26, 2001 |
| 6247498 |
Hydraulic valve for a camera dolly |
Jun. 19, 2001 |
| 6244739 |
Valve members for a homogenization valve |
Jun. 12, 2001 |
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