ClassID:

152498

F16K31/406 - CPC Classification

Classification description:

Operating means Actuating devices; ; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor acting on a piston

Sub-classes:
Recent Application in this class:
#1
20260110370
2026-04-23

SYSTEMS AND METHODS FOR AUTONOMOUS PRESSURE RELIEF VALVE TESTING

#2
20260078837
2026-03-19

ROBUST ELECTROHYDRAULIC PRESSURE CONTROL WITH DISTRIBUTED DAMPING

#3
20250320881
2025-10-16

Hydraulic Control Device

#4
20250243946
2025-07-31

Systems and Methods for Valve Actuation

#5
20250237358
2025-07-24

SHUT-OFF VALVE, AND HYDROGEN TANK SYSTEM COMPRISING SHUT-OFF VALVE

#6
20250207683
2025-06-26

Valve

#7
20250137548
2025-05-01

Pilot-Control Electromagnetic Valve

#8
20250129864
2025-04-24

SOLENOID RELIEF VALVE SYSTEM AND CONTROL METHOD OF SOLENOID RELIEF VALVE

#9
20250044814
2025-02-06

Low Bleed Fluid Control System

#10
20250003522
2025-01-02

Electro-Hydraulic Actuator with a Pilot-Actuated Float Mode

#11
20240393811
2024-11-28

SPLIT VALVES FOR REGULATING FLUID FLOW IN CLOSED LOOP SYSTEMS

#12
20240376996
2024-11-14

DEPRESSURISATION VALVE

#13
20240271717
2024-08-15

SHUTOFF VALVE FOR HYDROGEN TANK SYSTEMS, COMPRESSED GAS CONTAINER, AND HYDROGEN TANK SYSTEM

#14
20240229966
2024-07-11

ELECTROMAGNETIC VALVE

#15
20240229958
2024-07-11

ELECTROMAGNETIC VALVE AND AIR CONDITIONING SYSTEM PROVIDED WITH SAME

#16
20240191813
2024-06-13

MULTIFUNCTIONAL ELECTRO-HYDRAULIC FLOW CONTROL VALVE AND FLOW CONTROL METHOD

#17
20240133482
2024-04-25

ELECTROMAGNETIC VALVE

#18
20240133479
2024-04-25

ELECTROMAGNETIC VALVE AND AIR CONDITIONING SYSTEM PROVIDED WITH SAME

#19
20240117893
2024-04-11

Rigid Piston Valve Incorporating a Solenoid

#20
20240044420
2024-02-08

Systems and Methods for Autonomous Pressure Relief Valve Testing

#21
20230375103
2023-11-23

Solenoid actuated pressure regulator for inflation system

#22
20230349479
2023-11-02

Electrically operated pressure regulator with rupture disc isolation valve for inflation system

#23
20230313906
2023-10-05

Pneumatic valve for controlling a gaseous medium

#24
20230305584
2023-09-28

Split valves for regulating fluid flow in closed loop systems

#25
20230204124
2023-06-29

VALVE DRIVING WITH MECHANICAL DELAY

#26
20230110245
2023-04-13

Solenoid operated pressure regulator cum shut off valve for inflation system

#27
20230047177
2023-02-16

Servo-controlled metering valve and fluid injection system

#28
20220364658
2022-11-17

Metering valve with stepper motor-controlled rotary follow-up servo

#29
20220364500
2022-11-17

Motor vehicle turbo or supercharger diverter valve system

#30
20220349492
2022-11-03

Positioner Drive for Controlling a Valve Positioner with Pneumatic Output

#31
20220325819
2022-10-13

Low power hydraulic valves with increased rate-of-flow

#32
20220325709
2022-10-13

CAPACITY CONTROL VALVE

#33
20220242359
2022-08-04

Control device for a gas generator for controlling a volumetric flow, and impact protection system and method for operating a control device of this type

#34
20220178462
2022-06-09

Valve unit

#35
20220163981
2022-05-26

Pilot-controlled coolant valve

#36
20220154844
2022-05-19

High pressure direct pilot actuated valve

#37
20220154843
2022-05-19

Switching valve and valve arrangement with such a switching valve for controlling a mass flow

#38
20220146011
2022-05-12

Solenoid valve

#39
20210310577
2021-10-07

Rigid piston valve incorporating a solenoid

#40
20210270191
2021-09-02

Regulation system comprising a valve, a regulator, an actuator and a cooling system using heat pipes

#41
20210231135
2021-07-29

Electronically adjustable pressure compensated flow control with pressure limiting relief valve

#42
20210108696
2021-04-15

Modular active valve system having a reduced footprint for use in a smaller shock platform

#43
20210041038
2021-02-11

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

#44
20200378520
2020-12-03

Pilot solenoid valve

#45
20200332707
2020-10-22

Motor vehicle turbo or supercharger diverter valve system

#46
20200300377
2020-09-24

Valve for Switching Fluids, Extinguishing System, and a Method

#47
20200240542
2020-07-30

Electro-pneumatic valve with pressurized container

#48
20200200287
2020-06-25

Rigid piston valve incorporating a solenoid

#49
20200158255
2020-05-21

Pilot actuated control pilot for operating valve

#50
20200088217
2020-03-19

Electrohydraulic normally-open ventable valve configured to operate in pressure relief mode when actuated

#51
20200088216
2020-03-19

Electrohydraulic valve normally operating in fluid flow-blocking mode and configured to operate in pressure relief mode when actuated

#52
20200048070
2020-02-13

Pressure reducing valve for gas

#53
20200011452
2020-01-09

Electrically-driven flow rate control valve

#54
20200011444
2020-01-09

Electrically-driven flow rate control valve

#55
20190186638
2019-06-20

Inlet pressure compensation for a valve system

#56
20190154157
2019-05-23

Poppet valve system and process

#57
20190120404
2019-04-25

Electro-pneumatic valve with pressurized container

#58
20180371983
2018-12-27

Motor Vehicle Turbo or Supercharger Diverter Valve System

#59
20180245709
2018-08-30

Valve for switching fluids, extinguishing system and method

#60
20180231128
2018-08-16

Inlet pressure compensation for a valve system

#61
20180193850
2018-07-12

Pulse-width-modulated electromagnetic valve for controlling fluid flow direction and shower head incorporating same

#62
20180128394
2018-05-10

SOFT THROTTLING VALVE

#63
20180058599
2018-03-01

Rigid piston valve incorporating a solenoid

#64
20180051800
2018-02-22

Multi speed transmission device with hydraulically actuated shift rods

#65
20170328270
2017-11-16

Valve device for vehicle

#66
20170321820
2017-11-09

Pilot-operated directional control valve

#67
20170312765
2017-11-02

APPARATUS FOR THE EROSIVE MACHINING AND/OR CLEANING OF A MATERIAL OR A WORKPIECE SURFACE BY MEANS OF AT LEAST ONE HIGH-PRESSURE FLUID JET, AND METHOD FOR OPERATING SUCH AN APPARATUS

#68
20170152966
2017-06-01

Hydraulic valve

#69
20170145910
2017-05-25

Air bypass valve

#70
20170096908
2017-04-06

Pneumatic trip valve partial stroking arrangement

#71
20170009903
2017-01-12

Rigid piston valve incorporating a solenoid

#72
20170009902
2017-01-12

Rigid piston retrofit for a diaphragm flush valve

#73
20160341319
2016-11-24

Multipurpose flow control arrangement

#74
20160265682
2016-09-15

Valve, in particular water discharge valve for toilets

#75
20160237915
2016-08-18

Redundant valve system

#76
20160201812
2016-07-14

Two-position, two-stage servo valve

#77
20160153351
2016-06-02

Motor vehicle turbo or supercharger diverter valve system

#78
20160116004
2016-04-28

Fluid control device

#79
20160091101
2016-03-31

Pressure reducing valve with separate radial bores for different fluid flow paths

#80
20160083947
2016-03-24

Rigid piston valve incorporating a solenoid

#81
20160076667
2016-03-17

Rigid piston retrofit for a diaphragm flush valve

#82
20160059820
2016-03-03

Valve for a cold gas generator and airbag system

#83
20150377377
2015-12-31

Three-way solenoid valve

#84
20150184771
2015-07-02

ELECTROMAGNET ASSISTED PRESSURE-ACTUATED VALVE

#85
20150083240
2015-03-26

Electromagnetic valve

#86
20140326336
2014-11-06

Valve, in particular a pressure regulating valve or pressure limiting valve

#87
20130187068
2013-07-25

Guiding deformation in seated hydraulic metering devices

#88
20130167949
2013-07-04

Composite valve

#89
20130153057
2013-06-20

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

#90
20130153056
2013-06-20

Composite valve

#91
20130152292
2013-06-20

LIQUID-OPERATED ACTUATOR ASSEMBLY

#92
20130092134
2013-04-18

Control device for internal combustion engines

#93
20130082198
2013-04-04

Flow noise restrictor

#94
20120241027
2012-09-27

Adjustable fail-safe suction stop valve

#95
20120241024
2012-09-27

Composite valve

#96
20120241022
2012-09-27

Relief valve device

#97
20120216495
2012-08-30

Removable external filter for servo air actuated valves

#98
20120199523
2012-08-09

Condensate valve

#99
20120055566
2012-03-08

Pump flow restricting device

#100
20120049095
2012-03-01

POLYMER ACTUATOR AND VALVE USING THE SAME

#101
20120017552
2012-01-26

Removable external filter for servo air actuated valves

#102
20110309278
2011-12-22

Combination solenoid check valve

#103
20110193001
2011-08-11

Conical seat shut off valve

#104
20110094605
2011-04-28

Vacuum relief valve

#105
20110001074
2011-01-06

METERING SOLENOID VALVE

#106
20110000555
2011-01-06

Valve arrangement

#107
20100288517
2010-11-18

Pneumatic flow control valve for fire suppression over pressure prevention

#108
20100282989
2010-11-11

VALVE

#109
20100175764
2010-07-15

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

#110
20100155633
2010-06-24

Poppet valve operated by an electrohydraulic poppet pilot valve

#111
20100084587
2010-04-08

Fluid-working machine

#112
20090302245
2009-12-10

FLUID CONTROL VALVE AND VALVE BODY

#113
20090212244
2009-08-27

Pilot operated valve with fast closing poppet

#114
20090173900
2009-07-09

Self-regulating valve for controlling the gas flow in high pressure systems

#115
20080295508
2008-12-04

Force feedback poppet valve having an integrated pressure compensator

#116
20080169439
2008-07-17

Integrated two-stage low-leak control valve

#117
20080105766
2008-05-08

Injector

#118
20080023918
2008-01-31

LEAK-BY SEALING SYSTEM FOR A SHUTTLE PISTON

#119
20080023661
2008-01-31

Fast-acting pneumatic diaphragm valve

#120
20070290153
2007-12-20

Bidirectional force feedback poppet valve

#121
20070290152
2007-12-20

Poppet valve

#122
20070290151
2007-12-20

Valve

#123
20070267593
2007-11-22

Flow path control valve

#124
20070193638
2007-08-23

Pressure reducing valve

#125
20070193259
2007-08-23

Hydraulic apparatus, system and method for positioning an engine exhaust flow control valve

#126
20070157915
2007-07-12

Apparatus for launching balls for sports practice

#127
20060266959
2006-11-30

Valve arrangement

#128
20060163522
2006-07-27

Apparatus and method for supporting a memeber and controlling flow

#129
20060124185
2006-06-15

Switching valve

#130
20060101566
2006-05-18

Toilet flusher with novel valves and controls

#131
20060060242
2006-03-23

Mains pressure flusher valve

#132
20050103382
2005-05-19

Flow control system for a valve

#133
20050087243
2005-04-28

Pilot operated valve

#134
20050016168
2005-01-27

Hydraulic drive system and improved control valve assembly therefor