ClassID:

152500

F16K31/42 - CPC Classification

Classification description:

Operating means Actuating devices; ; Releasing devices actuated by fluid by means of electrically-actuated members in the supply or discharge conduits of the fluid motor

Sub-classes:
Recent Application in this class:
#1
20260146671
2026-05-28

SYSTEM AND METHOD FOR AUTOMATICALLY SENSING A POSITION OF A PACKING LOADING ASSEMBLY WITH A POSITION SENSOR

#2
20260078783
2026-03-19

POSITION CONTROLLER

#3
20260049671
2026-02-19

VALVE, CONTROL METHOD THEREOF, AND VALVE SYSTEM

#4
20260036220
2026-02-05

MINIATURIZED HYDRAULIC VALVE, AND APPLICATIONS THEREOF IN ROBOT SYSTEMS

#5
20250361938
2025-11-27

SYSTEM AND METHOD FOR AUTOMATICALLY ENERGIZING PACKING MATERIAL WITH A PACKING LOADING ASSEMBLY

#6
20250164028
2025-05-22

FUEL GAS BLOCKING DEVICE DOUBLING AS FLOW PASSAGE

#7
20250129857
2025-04-24

VALVE DEVICE

#8
20240418277
2024-12-19

VALVE ASSEMBLY

#9
20240344875
2024-10-17

FLUID STORAGE SYSTEMS AND MONITORING

#10
20240328537
2024-10-03

METHODS AND APPARATUS FOR POWER SELECTION

#11
20240318735
2024-09-26

MOUNTING STRUCTURE OF A VALVE CORE SEAT OF A PULL-OUT FAUCET, AND A PULL-OUT FAUCET WITH A SENSING FUNCTION COMPRISING SAID MOUNTING STRUCTURE

#12
20240309965
2024-09-19

Universal Logic Circuit for Electro-Hydraulic Actuator

#13
20240191813
2024-06-13

MULTIFUNCTIONAL ELECTRO-HYDRAULIC FLOW CONTROL VALVE AND FLOW CONTROL METHOD

#14
20240175516
2024-05-30

MINIATURIZED HYDRAULIC VALVE, AND APPLICATIONS THEREOF IN ROBOT SYSTEMS

#15
20240060565
2024-02-22

SYSTEM AND METHOD FOR AUTOMATICALLY ENERGIZING PACKING MATERIAL WITH A PACKING LOADING ASSEMBLY

#16
20240051771
2024-02-15

Gate valve, module with a valve and system for conveying of bulk goods with valves

#17
20240035589
2024-02-01

CONTROLLING AN ACTUATOR ON A VALVE

#18
20240019083
2024-01-18

Tank device with a valve device

#19
20240003462
2024-01-04

Interval control valve actuator, valve and system

#20
20230392710
2023-12-07

Integrated actuator manifold for multiple valve assembly

#21
20230375104
2023-11-23

Solenoid operated pressure cartridge for inflation system

#22
20230358366
2023-11-09

TANK DEVICE FOR STORING A GASEOUS MEDIUM, COMPRISING A VALVE DEVICE

#23
20230204052
2023-06-29

Piezoelectric ring bender servo valve assembly for aircraft flight control actuation and fuel control systems

#24
20230160492
2023-05-25

Valve manifold arrangements for fluid distribution system

#25
20230122819
2023-04-20

Solenoid initiator for compressed fluid source regulator valve assembly

#26
20230107319
2023-04-06

Cleaning device, sensor cleaning module, vehicle, and method for operating a cleaning device

#27
20230058540
2023-02-23

Air turbine driven rotary valve for vitrectomy probe

#28
20220397210
2022-12-15

GAS PROPORTIONAL VALVE

#29
20220381366
2022-12-01

Hydraulic control valve with duplicate workports and integrated actuator oscillation control features

#30
20220349741
2022-11-03

Fluid storage systems and monitoring

#31
20220349483
2022-11-03

FLUID STORAGE SYSTEMS AND MONITORING

#32
20220282800
2022-09-08

SYSTEM AND METHOD FOR DETECTING POSITION OF A VALVE DRIVEN BY A SOLENOID LINEAR ACTUATOR

#33
20220275876
2022-09-01

Valve body connection structure and valve assembly with valve body connection structure

#34
20220268370
2022-08-25

Methods and apparatus for power selection

#35
20220252179
2022-08-11

Fluid distribution system with manifold assembly

#36
20220213980
2022-07-07

Air-valve unit for vacuum system

#37
20220186855
2022-06-16

Stepper motor proportional control bellows valve

#38
20220178468
2022-06-09

VALVE WITH CAPABILITY TO SELF-ANTICIPATE FAILURE

#39
20220099210
2022-03-31

Gas solenoid valve

#40
20220090697
2022-03-24

Magnetically controlled material-based magnetorheological pilot operated safety valve for hydraulic support, and applications of the same

#41
20220042620
2022-02-10

Dual tank pneumatic valve

#42
20220034410
2022-02-03

Proportional valve

#43
20210348696
2021-11-11

Universal logic circuit for electro-hydraulic actuator

#44
20210341955
2021-11-04

Safety device for hydrodynamic pressure regulating pipe network

#45
20210316707
2021-10-14

Guide sleeve for guiding a collar of a relay valve for an electropneumatic modulator

#46
20210215267
2021-07-15

Solenoid flow control valve

#47
20210210934
2021-07-08

System and method for an inland pipeline control station

#48
20210199139
2021-07-01

Servo valve unit and apparatus

#49
20210111616
2021-04-15

Torque motor housing

#50
20210088098
2021-03-25

Valve body for a damper

#51
20210041038
2021-02-11

Arrangement with on/off valve, pneumatic actuator, magnetic valve and function monitoring device

#52
20210034082
2021-02-04

Pressure regulator

#53
20210025517
2021-01-28

ELECTROMAGNETIC VALVE AND DIVERT-AIR VALVE

#54
20200393049
2020-12-17

WATER CONTROL DEVICE

#55
20200378520
2020-12-03

Pilot solenoid valve

#56
20200332895
2020-10-22

SYSTEM AND METHOD FOR AUTOMATICALLY ENERGIZING PACKING MATERIAL WITH A PACKING LOADING ASSEMBLY

#57
20200326014
2020-10-15

Inflation valve assembly

#58
20200300380
2020-09-24

Inflation electric valve with manual override

#59
20200277971
2020-09-03

Vacuum breaking device for vacuum generator

#60
20200248831
2020-08-06

Integrated actuator manifold for multiple valve assembly

#61
20200240542
2020-07-30

Electro-pneumatic valve with pressurized container

#62
20200217040
2020-07-09

Coupler with power connection system

#63
20200191287
2020-06-18

Solenoid valve for inflation system

#64
20200141515
2020-05-07

PILOT TYPE SOLENOID VALVE

#65
20200124063
2020-04-23

Shut-off valve control device, shut-off valve control system, method for calculating shut-off valve control coefficient, and method for controlling shut-off valve

#66
20200086840
2020-03-19

Control valve, electronically controllable brake system and method for controlling the electronically controllable brake system

#67
20200086839
2020-03-19

Control valve, electronically controllable brake system and method for controlling the electronically controllable brake system

#68
20200072140
2020-03-05

Electrically controlled pneumatic surge prevention device and control method

#69
20200063883
2020-02-27

Piezoelectric ring bender servo valve assembly for aircraft flight control actuation and fuel control systems

#70
20200033894
2020-01-30

Valve control device, valve control system, valve control coefficient calculation method, and valve control method

#71
20200011449
2020-01-09

System and method for detecting position of a valve driven by a solenoid linear actuator

#72
20200003326
2020-01-02

Valve, aircraft, launch vehicle, and vehicle including the same

#73
20190390791
2019-12-26

GAS SUPPLY REGULATOR

#74
20190346029
2019-11-14

Actuator for a regulator pilot valve

#75
20190242269
2019-08-08

Starter air valve systems configured for low speed motoring

#76
20190193706
2019-06-27

Solenoid valve assembly for a braking system for a vehicle, braking system for a vehicle, and method for mounting a solenoid valve assembly for a braking system for a vehicle

#77
20190176792
2019-06-13

Pilot unit, actuator system and method for producing said system

#78
20190154157
2019-05-23

Poppet valve system and process

#79
20190136998
2019-05-09

Valve opening and closing system and valve control device

#80
20190128439
2019-05-02

Pressure-balanced push-type manual actuation mechanism for a valve

#81
20190120404
2019-04-25

Electro-pneumatic valve with pressurized container

#82
20190113147
2019-04-18

High speed valve

#83
20190107169
2019-04-11

DAMPING VALVE AND SHOCK ABSORBER PROVIDED WITH DAMPING VALVE

#84
20190101225
2019-04-04

Multi-actuation control system with pressure balancing plumbing

#85
20190063622
2019-02-28

Variable orifice flow control device

#86
20190055965
2019-02-21

Hydraulic actuator and multi-cylinder hydraulic actuator system

#87
20190032775
2019-01-31

Piston for electromagnetically actuate able hydraulic valve and hydraulic system with the electromagnetically actuate able hydraulic valve and a signal element

#88
20190003613
2019-01-03

Integrated transducer

#89
20180368261
2018-12-20

Compact printed circuit board

#90
20180346100
2018-12-06

Manual bowed rotor and full override

#91
20180245608
2018-08-30

Application-based control of pneumatic valve assemblies

#92
20180224023
2018-08-09

UNIDIRECTIONAL FLOW CONTROL VALVE

#93
20180217619
2018-08-02

Positive sealing proportional control valve with sealable vent valve

#94
20180209349
2018-07-26

Dual inline starter air valve

#95
20180179912
2018-06-28

Starter air valve systems configured for low speed motoring

#96
20180179911
2018-06-28

Starter air valve systems configured for low speed motoring

#97
20180128394
2018-05-10

SOFT THROTTLING VALVE

#98
20180106393
2018-04-19

Self-operated regulator

#99
20180094746
2018-04-05

Methods and apparatus for automatically detecting the failure configuration of a pneumatic actuator

#100
20180038507
2018-02-08

Valve device

#101
20180038506
2018-02-08

Valve

#102
20170328270
2017-11-16

Valve device for vehicle

#103
20170299084
2017-10-19

Integrated transducer

#104
20170299083
2017-10-19

Failsafe integrated transducer

#105
20170261123
2017-09-14

Systems and methods for electrohydraulic valve calibration

#106
20170159394
2017-06-08

Proportional Electrohydraulic Servo Valve Closed Loop Feedback Control of Pressure Reducing and Relieving Hydraulic Circuit

#107
20170114924
2017-04-27

Pressure reducing valve

#108
20170089486
2017-03-30

Flow-control device with reduced weight

#109
20170051644
2017-02-23

Fluid control valve

#110
20170037980
2017-02-09

Hybrid check valve

#111
20170023954
2017-01-26

Valve positioner with overpressure protection capabilities

#112
20160377192
2016-12-29

Non-inert gas certified electronic controller

#113
20160377191
2016-12-29

Flush-mount NPT plug

#114
20160356396
2016-12-08

Electro-pneumatic actuator

#115
20160348805
2016-12-01

Enhanced pilot stage servovalve

#116
20160348803
2016-12-01

Pilot-operated solenoid valve

#117
20160275258
2016-09-22

Smart pneumatic coupler

#118
20160237915
2016-08-18

Redundant valve system

#119
20160169407
2016-06-16

Switching valve for the regulation of a mass flow

#120
20160153579
2016-06-02

DEVICE AND SYSTEM FOR WIRELESSLY CONTROLLING AND MONITORING OF QUARTER TURN VALVES

#121
20160059820
2016-03-03

Valve for a cold gas generator and airbag system

#122
20160025176
2016-01-28

Solenoid valve

#123
20160003320
2016-01-07

Solenoid valve

#124
20150369372
2015-12-24

High temperature aluminum valve components

#125
20150345112
2015-12-03

Work vehicle and work vehicle control method

#126
20150267838
2015-09-24

Integrated transducer

#127
20150219238
2015-08-06

Valve controller with flapper nozzle pilot valve

#128
20150184772
2015-07-02

Valve remote control apparatus

#129
20150153081
2015-06-04

Control element and check valve assembly

#130
20150123460
2015-05-07

Valve assembly

#131
20150041688
2015-02-12

ELECTRO-HYDRAULIC SYSTEM FOR DRIVING LARGE-SCALE ROTARY MOTION VALVE SUPPLIED BY SOLAR LOW-CAPACITY POWER

#132
20150027557
2015-01-29

Electronically controlled pressure relief valve

#133
20140361202
2014-12-11

Fault tolerant airflow control system

#134
20140264102
2014-09-18

REGULATING VALVE OPENING CONTROLLING SYSTEM

#135
20140239207
2014-08-28

Valve device

#136
20140217315
2014-08-07

Valve system

#137
20140174574
2014-06-26

Valve apparatus for high pressure gas containers

#138
20140117262
2014-05-01

Shape memory alloy actuated pilot controlled latching valve

#139
20140090734
2014-04-03

Hydroelectric control valve for remote locations

#140
20130327044
2013-12-12

Gas turbine engine fuel metering valve adapted to selectively receive fuel flow increase/decrease commands from the engine control and from the back-up fuel control

#141
20130319535
2013-12-05

Process fluid actuated pilot operated control valve

#142
20130292588
2013-11-07

SOLENOID VALVE

#143
20130233416
2013-09-12

Control head for a fluid-actuated valve

#144
20130228711
2013-09-05

3-Way Solenoid Valve

#145
20130221253
2013-08-29

Servo valve

#146
20130167950
2013-07-04

Gas pressure regulating valve

#147
20130153057
2013-06-20

Compact two-way cartridge valve using combined flange-controlled plate

#148
20130087727
2013-04-11

Back pressure capable solenoid operated diaphragm pilot valve

#149
20130008519
2013-01-10

Electronically controlled pressure relief valve

#150
20120318523
2012-12-20

Control valve assembly

#151
20120073670
2012-03-29

Valve actuator control system and method of use

#152
20110315904
2011-12-29

Pneumatic actuator and method for operating the pneumatic actuator

#153
20110011465
2011-01-20

Controlling mechanism for activation of an air pump to be implemented in an inflatable object

#154
20110004352
2011-01-06

CONTROL LOGIC METHOD AND SYSTEM FOR OPTIMIZING NATURAL GAS PRODUCTION

#155
20100319662
2010-12-23

EGR valve device

#156
20100155636
2010-06-24

Pilot operated water valve

#157
20100117012
2010-05-13

Dual position pilot operated valve assembly

#158
20100012871
2010-01-21

Remote Gas Line Shut Off Valve

#159
20100012870
2010-01-21

Remote gas line shut-off valve

#160
20100009303
2010-01-14

Stepper motor valve and method of control

#161
20090320843
2009-12-31

Electromechanical regulator with primary and backup modes of operation for regulating passenger oxygen

#162
20080251144
2008-10-16

Cutback poppet valve

#163
20080029725
2008-02-07

Diaphragm-type electromagnetic valve with closing-force strengthening mechanism

#164
20070017573
2007-01-25

Electromechanical regulator with primary and backup modes of operation for regulating passenger oxygen

#165
20060197041
2006-09-07

Dual position pilot operated valve assembly

#166
20050276685
2005-12-15

Pneumatic valve control using downstream pressure feedback and an air turbine starter incorporating the same

#167
20050199839
2005-09-15

Low energy fluid actuator control element

#168
20050133629
2005-06-23

Fuel injector

#169
20050039799
2005-02-24

Excess pressure relief system for tank

#170
16281069
2020-06-02

Electrically-controlled large-capacity proportional valve

#171
15726679
2019-10-08

Electrohydraulic counterbalance and pressure relief valve

#172
14840994
2017-06-13

Water flow control assembly for a showerhead