ClassID:

248562

Y10T137/2544 - CPC Classification

Classification description:

Fluid handling; Self-proportioning or correlating systems Supply and exhaust type

Sub-classes:
Recent Application in this class:
#1
20250110003
2025-04-03

DETECTION AIR FAUCET

#2
20220082171
2022-03-17

Hydraulic balancing control valve and ride control system incorporatng same

#3
20220009465
2022-01-13

Valve with frangible fitting

#4
20210238830
2021-08-05

Backflow preventer and system separator especially for fire-fighting applications

#5
20210190219
2021-06-24

Switching valve, valve apparatus, holding apparatus, lithography apparatus, and method of manufacturing article

#6
20210041032
2021-02-11

Flow path switching valve

#7
20210034082
2021-02-04

Pressure regulator

#8
20200293070
2020-09-17

Pressure controller

#9
20200102808
2020-04-02

PRODUCTION STRING VALVE WITH MULTISEAL SHUTTLE

#10
20190316692
2019-10-17

Hydraulic balancing control valve and ride control system incorporating same

#11
20190302812
2019-10-03

Valve subassembly with load holding in the control spool

#12
20190234181
2019-08-01

Valve with shuttle for use in flow management systems

#13
20190186511
2019-06-20

Leakage modulation in hydraulic systems containing a three-way spool valve

#14
20190186510
2019-06-20

Leakage modulation in hydraulic systems containing a three-way spool valve

#15
20190128100
2019-05-02

Drain-back check valve assembly

#16
20180374727
2018-12-27

Method of inspecting gas supply system

#17
20180374726
2018-12-27

Method of inspecting gas supply system

#18
20180141393
2018-05-24

Method of decreasing tire pressure

#19
20160363228
2016-12-15

Valve assembly and method of controlling flow of fluid

#20
20160327069
2016-11-10

Flow passage unit and switching valve

#21
20160252913
2016-09-01

Pressure-type flow controller

#22
20160207365
2016-07-21

Valve assembly for a tire inflation system

#23
20160195196
2016-07-07

Manual reset hydraulic valve latch for a hydraulically controlled valve

#24
20160144675
2016-05-26

Pressure and temperature compensated control valve assembly

#25
20160132061
2016-05-12

Electronic pneumatic pressure controller

#26
20160047192
2016-02-18

Double valve block and actuator assembly including same

#27
20150107686
2015-04-23

Oil pump for internal combustion engine, and relief pressure control apparatus for oil pump

#28
20150101676
2015-04-16

Valve block having a valve assembly

#29
20150013990
2015-01-15

Double valve block and actuator assembly including same

#30
20140234131
2014-08-21

Pressure monitoring device for controlling a compressor

#31
20130146798
2013-06-13

Valve with shuttle for use in flow management systems

#32
20130037126
2013-02-14

Gas concentration control device for pressure vessel

#33
20130008715
2013-01-10

Double valve block and actuator assembly including same

#34
20120177508
2012-07-12

Capacity modulation system for compressor and method

#35
20120067428
2012-03-22

Method and device for dissolving a solid concentrate

#36
20120024557
2012-02-02

Pneumatic power wrench with an exhaust air outlet unit

#37
20110259438
2011-10-27

Valve with shuttle for use in a flow management system

#38
20110220222
2011-09-15

System to control pressure in a test device

#39
20110168181
2011-07-14

Device for pressure equalization on a medical gas delivery means

#40
20110067767
2011-03-24

Sequence valve

#41
20100300566
2010-12-02

Overpressure shutoff and relief valve assembly

#42
20100288489
2010-11-18

Sequence valve and a downhole tractor

#43
20100263737
2010-10-21

Monodirectional intake pressure stabilization structure of pneumatic tool

#44
20100229954
2010-09-16

Method and apparatus for controlling fluid pressure

#45
20100206399
2010-08-19

Protection system and method

#46
20100101656
2010-04-29

Method and device for preventing fast changes of the internal pressure in an enclosed room

#47
20100089400
2010-04-15

Valve apparatus for movable oxygen cylinder

#48
20090314055
2009-12-24

System to control pressure in a test device

#49
20090301170
2009-12-10

Arrangement for metering a gaseous sample in a carrier gas stream

#50
20090272442
2009-11-05

Fluid flow control device

#51
20090057583
2009-03-05

Dual setpoint pressure controlled hydraulic valve

#52
20090032022
2009-02-05

Pressure reducing valve with flexible cuff

#53
20090028723
2009-01-29

Capacity modulation system for compressor and method

#54
20090014077
2009-01-15

One piece double membrane diaphragm valve

#55
20080303341
2008-12-11

Trailer spring brake valve

#56
20080223467
2008-09-18

Method and device for regulating a pressure in a hydraulic system

#57
20080197147
2008-08-21

Method and a device for regulating pressure in a vessel containing a liquid

#58
20080185046
2008-08-07

Subsea pressure systems for fluid recovery

#59
20080163932
2008-07-10

Valve

#60
20080146988
2008-06-19

Pressure monitor for pneumatic vitrectomy machine

#61
20080142093
2008-06-19

Adjustable pneumatic system for a surgical machine

#62
20080128025
2008-06-05

Controller, system and method for providing supplementing water

#63
20080115837
2008-05-22

Environmental control system, method, and computer program product for controlling the interior environment of a pressurized compartment

#64
20080047721
2008-02-28

PRESSURE REGULATING MECHANISM FOR PNEUMATIC TOOL AND PNEUMATIC TOOL COMPRISING THE SAME

#65
20080041472
2008-02-21

Tandem pump valve structure

#66
20080035210
2008-02-14

Pressure releasing device for spray pump

#67
20080011355
2008-01-17

Pressure regulator device and system

#68
20070221275
2007-09-27

Shuttle valve

#69
20070209704
2007-09-13

Flow control device

#70
20070209703
2007-09-13

Pressure reducing regulator with adjustable feature

#71
20070102895
2007-05-10

Height control valve for vehicle axle/suspension system

#72
20070029097
2007-02-08

Adjustable time delay for fire suppression system

#73
20070012360
2007-01-18

Oxygen therapy face mask

#74
20060283500
2006-12-21

Adjusting device and pressure relief valve

#75
20060278270
2006-12-14

Rotatable quick exhaust valve

#76
20060244617
2006-11-02

Pneumatic controller

#77
20060169338
2006-08-03

Hydraulic pressure control device for automatic transmission

#78
20060157660
2006-07-20

Hydraulic system having at least one hydraulic valve for actuating a component

#79
20060096636
2006-05-11

Enhanced exhaust flow control feature

#80
20060076426
2006-04-13

Systems and methods for controlling temperature and pressure of fluids

#81
20060076075
2006-04-13

Accumulator for gaseous systems

#82
20060076016
2006-04-13

Diaphragm valve for a respirator

#83
20060060249
2006-03-23

Fluid power device with a pressure regulator

#84
20060060246
2006-03-23

Systems and methods for controlling pressure of fluids

#85
20050279764
2005-12-22

Syrup delivery system

#86
20050263485
2005-12-01

Method and apparatus for process control in time division multiplexed (TDM) etch processes

#87
20050034764
2005-02-17

Patient support system