ClassID:

249403

Y10T137/8663 - CPC Classification

Classification description:

Fluid handling; Systems; Multi-way valve unit; Supply and exhaust; Motor-operated Fluid motor

Recent Application in this class:
#1
20220290768
2022-09-15

Multi-function subplate mounted valve

#2
20210140551
2021-05-13

Multi-function subplate mounted valve

#3
20200292097
2020-09-17

Control system for spool valve avoiding mechanical stresses

#4
20190063255
2019-02-28

Trip system for steam turbine

#5
20170261112
2017-09-14

Metal reinforced seal plate for pilot actuated spool valve

#6
20170261111
2017-09-14

Slide flow distributor

#7
20170138486
2017-05-18

Metal reinforced seal plate for pilot actuated spool valve

#8
20160102778
2016-04-14

Hydraulic actuator lockout

#9
20160084396
2016-03-24

Metal reinforced seal plate for pilot actuated spool valve

#10
20150330527
2015-11-19

Directional control valve with spool delay mechanism

#11
20150267571
2015-09-24

Control valve for a camshaft adjuster system

#12
20150129069
2015-05-14

Control valve for a camshaft adjuster

#13
20150090354
2015-04-02

Pilot-operated spool valve

#14
20140352828
2014-12-04

Directional valve and method of operation

#15
20140026746
2014-01-30

Volume booster with stabilized trim

#16
20130343939
2013-12-26

Two-step hydraulic valve

#17
20130333782
2013-12-19

Compressed-air supply device for commercial vehicles

#18
20130319557
2013-12-05

Metal Reinforced Seal Plate for Pilot Actuated Spool Valve

#19
20130146165
2013-06-13

Pneumatic control valve and pneumatic control system

#20
20130105714
2013-05-02

Apparatus for a pneumatic relay venting pressure dynamic feedback compensator

#21
20130099147
2013-04-25

Valve device with a valve housing having multiple recesses

#22
20130056669
2013-03-07

Single acting directional control valve

#23
20130056103
2013-03-07

Valve array

#24
20130048117
2013-02-28

Meterless hydraulic system having displacement control valve

#25
20130037131
2013-02-14

Control valve

#26
20120255617
2012-10-11

Pilot-operated three-position switching valve

#27
20120247594
2012-10-04

Pilot relay

#28
20120145252
2012-06-14

Micromachined Device and Control Method

#29
20120085437
2012-04-12

Volume booster with seat load bias

#30
20120061606
2012-03-15

Volume booster with variable asymmetry

#31
20120061594
2012-03-15

Volume booster with stabilized trim

#32
20120060682
2012-03-15

Volume booster with reduced noise trim

#33
20120018003
2012-01-26

Latching valve

#34
20120017997
2012-01-26

Latching valve

#35
20110297262
2011-12-08

Hydraulic valve

#36
20110248195
2011-10-13

Control valve assembly for load carrying vehicles

#37
20110232791
2011-09-29

Proportional valve employing simultaneous and hybrid actuation

#38
20110147141
2011-06-23

Valve device, electrically operable parking brake system and method for controlling an electrically operable parking brake system

#39
20110100645
2011-05-05

Actuation system for well tools

#40
20100327206
2010-12-30

Regulator valve

#41
20100313970
2010-12-16

Latching pressure regulator

#42
20100300552
2010-12-02

Hydraulic valve device

#43
20100294387
2010-11-25

Control valve for a camshaft adjuster

#44
20100243933
2010-09-30

Solenoid valve device

#45
20100224060
2010-09-09

Actuator controller

#46
20100206413
2010-08-19

Hydraulic valve device

#47
20100155630
2010-06-24

Pilot-controlled valve having a ceramic control piston

#48
20100132588
2010-06-03

Control valve assembly for load carrying vehicles

#49
20100084031
2010-04-08

Pilot operated spool valve

#50
20100032595
2010-02-11

Exhaust venting for a fluid control device

#51
20100024415
2010-02-04

Variable turbo supercharger and method of driving the same

#52
20100019177
2010-01-28

Microvalve device

#53
20090321099
2009-12-31

Percussion device, drilling machine including such a percussion device and method for controlling such a percussion device

#54
20090301589
2009-12-10

DIRECT ACTING ZERO LEAK 4/3 TANDEM CENTER NEUTRAL VALVE

#55
20090272442
2009-11-05

Fluid flow control device

#56
20090178713
2009-07-16

High flow capacity positioner

#57
20090044872
2009-02-19

Control device and hydraulic pilot control

#58
20090014077
2009-01-15

One piece double membrane diaphragm valve

#59
20080308163
2008-12-18

3-way high-pressure air operated valve

#60
20080142100
2008-06-19

Stepper motor driven proportional fuel metering valve

#61
20080110513
2008-05-15

Flexible, hermetic pivot seal for torque motor

#62
20080078285
2008-04-03

Pressure control device for heavy equipment

#63
20080000534
2008-01-03

Cartridge valve assembly

#64
20070295924
2007-12-27

Fluid controller and a method of detecting an error in a fluid controller

#65
20070267450
2007-11-22

Spool valve and valve seat assembly for an intermittently operable hot melt adhesive material control module

#66
20070186985
2007-08-16

Valve assembly

#67
20070172362
2007-07-26

Microvalve device suitable for controlling a variable displacement compressor

#68
20070079879
2007-04-12

Valve with increased dynamic response

#69
20070044857
2007-03-01

Pilot controlled pulse valve

#70
20070023093
2007-02-01

Latchable electrohydraulic servovalve

#71
20060272710
2006-12-07

Device and method for pneumatic valve control

#72
20060243331
2006-11-02

Microvalve device suitable for controlling a variable displacement compressor

#73
20060219306
2006-10-05

Hydraulically switchable directional control valve

#74
20060218928
2006-10-05

Stepper motor driven proportional fuel metering valve

#75
20060191583
2006-08-31

Hydraulic control valve

#76
20060151033
2006-07-13

Three-way poppet valve for work exchanger

#77
20060118186
2006-06-08

Dual-inlet selective flow regulating valve

#78
20060099087
2006-05-11

Double-acting, duplex pump controlled by two, two position spool valves

#79
20060082950
2006-04-20

Air valve for an air driven reciprocating device

#80
20060081299
2006-04-20

Hydraulic control valve with regeneration function

#81
20060021663
2006-02-02

Pressure-regulator servovalve with reduced leakage rate

#82
20050281688
2005-12-22

Valve apparatus and pneumatically driven diaphragm pump incorporating same

#83
20050260064
2005-11-24

Speed governor and distributing valve for hydraulic turbines

#84
20050249612
2005-11-10

Reciprocating air distribution system

#85
20050224119
2005-10-13

Directional control valve

#86
20050207911
2005-09-22

Reduced icing valves and gas-driven motor and reciprocating pump incorporating same

#87
20050199302
2005-09-15

Sequential valve

#88
20050115620
2005-06-02

Valve assembly

#89
20050061376
2005-03-24

Valve having junction type housing

#90
20050056328
2005-03-17

Hydraulic pressure regulating device for variable line pressure control

#91
20050039803
2005-02-24

Method and device for flow switchover