ClassID:

249475

Y10T137/87209 - CPC Classification

Classification description:

Fluid handling; Systems; Supply and exhaust; Pilot-actuated Electric

Recent Application in this class:
#1
20260036220
2026-02-05

MINIATURIZED HYDRAULIC VALVE, AND APPLICATIONS THEREOF IN ROBOT SYSTEMS

#2
20240175516
2024-05-30

MINIATURIZED HYDRAULIC VALVE, AND APPLICATIONS THEREOF IN ROBOT SYSTEMS

#3
20230417370
2023-12-28

Tank device for storing a gaseous medium

#4
20190301629
2019-10-03

Manual override assembly

#5
20190277423
2019-09-12

Servovalve

#6
20190277419
2019-09-12

Servovalve

#7
20190249692
2019-08-15

Hydraulic valve assembly with forced circuit

#8
20190072452
2019-03-07

VALVE MANIFOLD

#9
20190040882
2019-02-07

Electropneumatic valve assembly

#10
20180348801
2018-12-06

Proportional valve

#11
20180156344
2018-06-07

Automatic pressure and vacuum clearing skid method

#12
20170051841
2017-02-23

Manual override assembly

#13
20160341627
2016-11-24

Valve manifold

#14
20160208826
2016-07-21

Double nozzle type smart positioner

#15
20150267826
2015-09-24

Pressure reducing valve

#16
20150117585
2015-04-30

Gas supply apparatus and air or nitrogen supply apparatus of nuclear plant

#17
20150013796
2015-01-15

Hydraulic circuit for automatic transmission

#18
20150013795
2015-01-15

Articulated harvesting head ground force control circuit

#19
20140311333
2014-10-23

Central valve for pivot motor actuator

#20
20140252258
2014-09-11

Hydraulic valve for supplying single-acting or double-acting consumer

#21
20140225013
2014-08-14

Valve manifold

#22
20140224365
2014-08-14

Double valve constructed from unitary single valves

#23
20140000737
2014-01-02

Zonal hydraulic systems and methods

#24
20130048893
2013-02-28

Manual override device for a twin spool valve

#25
20130048117
2013-02-28

Meterless hydraulic system having displacement control valve

#26
20120298234
2012-11-29

Variable configuration traction valve

#27
20120280152
2012-11-08

Valve arrangement

#28
20120273700
2012-11-01

Valve arrangement

#29
20120204974
2012-08-16

Flow controller

#30
20120202408
2012-08-09

Pressure regulation in remote zones

#31
20120140416
2012-06-07

Method and structure for optimizing heat exchanger performance

#32
20120126158
2012-05-24

Oil pressure regulation valve

#33
20110297494
2011-12-08

Valve assembly

#34
20110220822
2011-09-15

Double valve constructed from unitary single valves

#35
20110179946
2011-07-28

Proportional pressure controller

#36
20110083763
2011-04-14

PRESSURE CONTROL VALVE

#37
20110005623
2011-01-13

Hydraulic valve device

#38
20100313980
2010-12-16

Solenoid valve apparatus

#39
20100307621
2010-12-09

Hydraulic valve device

#40
20100294962
2010-11-25

Piloted valve, particularly proportional throttle valve

#41
20100243927
2010-09-30

Valve arrangement

#42
20100224804
2010-09-09

Fail safe pneumatically actuated valve with fast time response and adjustable conductance

#43
20100179697
2010-07-15

Method for position-dependent electronic wear state determination of a valve mechanism, and a pneumatic valve

#44
20100175764
2010-07-15

Device for Controlling a Circuit that Consumes Compressed Gas, and a Vacuum Generator Making Use Thereof

#45
20100078089
2010-04-01

Hydraulic trip unit for a valve unit in a prime mover plant, especially for a fast-acting shut-off valve of a turbine plant

#46
20090250021
2009-10-08

FLUID CONTROL SYSTEMS EMPLOYING COMPLIANT ELECTROACTIVE MATERIALS

#47
20090222233
2009-09-03

Partial stroke testing system coupled with fuel control valve

#48
20090159143
2009-06-25

Fluid pressure circuit

#49
20090139591
2009-06-04

Solenoid valve manifold

#50
20090114298
2009-05-07

Valve control unit

#51
20090090882
2009-04-09

Adjustable pressure control valves

#52
20090090421
2009-04-09

High throughput double valve with reduced outlet pressure during a faulted state

#53
20090000672
2009-01-01

Redundant electrohydraulic valve system

#54
20080264494
2008-10-30

Exhaust apparatus pressure control system

#55
20080216902
2008-09-11

First-stage pilot valve

#56
20080128036
2008-06-05

Softstart valve means

#57
20080053538
2008-03-06

Hydraulic circuit of option device for excavator

#58
20080047622
2008-02-28

Thermally actuated microvalve with multiple fluid ports

#59
20070251586
2007-11-01

Electro-pneumatic control valve with microvalve pilot

#60
20070187634
2007-08-16

Fail-safe pneumatically actuated valve with fast time response and adjustable conductance

#61
20070186985
2007-08-16

Valve assembly

#62
20070175529
2007-08-02

Three-way, two-position in-tube solenoid gas valve assembly

#63
20070175527
2007-08-02

Dynamic fluid power monitoring system for separate actuators

#64
20070172362
2007-07-26

Microvalve device suitable for controlling a variable displacement compressor

#65
20070130935
2007-06-14

Integrated valve assembly and computer controller for a distributed hydraulic control system

#66
20070084513
2007-04-19

Valve

#67
20060289073
2006-12-28

Infinitely variable directional valve

#68
20060283509
2006-12-21

Manifold-type solenoid valve assembly

#69
20060243331
2006-11-02

Microvalve device suitable for controlling a variable displacement compressor

#70
20060237068
2006-10-26

Vacuum and vacuum-breaking composite valve

#71
20060231145
2006-10-19

Control valve structure for an oxygen machine

#72
20060169338
2006-08-03

Hydraulic pressure control device for automatic transmission

#73
20060169327
2006-08-03

Pressure regulation in remote zones

#74
20060157660
2006-07-20

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

#75
20060126269
2006-06-15

Double layer capacitor

#76
20060125316
2006-06-15

Anti-lock brake system for vehicles

#77
20060081802
2006-04-20

Solenoid valve

#78
20060081297
2006-04-20

Manifold-type solenoid valve with external port

#79
20050284525
2005-12-29

Manually-operated piloted control-reliable lockout valve

#80
20050199295
2005-09-15

Electrohydraulic control device

#81
20050139274
2005-06-30

Digitally controlled modular valve system

#82
20050121090
2005-06-09

Thermally actuated microvalve device

#83
20050087243
2005-04-28

Pilot operated valve

#84
20050076958
2005-04-14

Control apparatus, method and diagnostic for hydraulic fill and drain

#85
20050045234
2005-03-03

Double valve constructed from unitary single valves