ClassID:

152502

F16K31/426 - 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 the actuated members consisting of multiple way valves the actuated valves being cylindrical sliding valves

Recent Application in this class:
#1
20260078828
2026-03-19

COMPACT HYDRAULICALLY CENTERED THREE-WAY TRANSFER VALVE

#2
20250092960
2025-03-20

DIRECT DRIVE VALVE

#3
20240318865
2024-09-26

COMBINED WATER HEATER AND THERMOSTATIC CONTROL

#4
20240295107
2024-09-05

PNEUMATIC DRAIN VALVE DRIVING DEVICE

#5
20240191813
2024-06-13

MULTIFUNCTIONAL ELECTRO-HYDRAULIC FLOW CONTROL VALVE AND FLOW CONTROL METHOD

#6
20240151248
2024-05-09

Solenoid valve manifold

#7
20240068410
2024-02-29

Force modification of passive spool for control of secondary nozzle circuits

#8
20240068408
2024-02-29

Proportional force modification of passive spool for control of secondary nozzle circuits

#9
20240068403
2024-02-29

FORCE MODIFICATION OF PASSIVE SPOOL FOR CONTROL OF SECONDARY NOZZLE CIRCUITS

#10
20230366482
2023-11-16

SERVOVALVE

#11
20230366418
2023-11-16

METHODS OF ROBUST ELECTROHYDRAULIC PRESSURE CONTROL WITH DISTRIBUTED DAMPING

#12
20230265936
2023-08-24

Bi-Stable Valve

#13
20230258376
2023-08-17

Valve Device for a Heat-Pump System, Heat-Pump-System Having Such a Valve Device, and Building Having Such a Valve Device or Such a Heat-Pump System

#14
20230220926
2023-07-13

Hydraulic multi-way valve with independent oil-port control, and control method therefor

#15
20230086713
2023-03-23

Switching valve, electro-hydrostatic circuit, and aircraft

#16
20220196181
2022-06-23

INFLATABLE SYSTEMS WITH ELECTRO-PNEUMATIC VALVE MODULES

#17
20220178468
2022-06-09

VALVE WITH CAPABILITY TO SELF-ANTICIPATE FAILURE

#18
20220018575
2022-01-20

Combined water heater and thermostatic control

#19
20210385979
2021-12-09

Passive control valve and system for regulating flow of fluid to a heat source in a computer processor system in response to the temperature of the source, and method

#20
20210207735
2021-07-08

Redundant vehicle control systems

#21
20210131459
2021-05-06

Valve device and method for anticipating failure in a solenoid valve assembly in a manifold assembly

#22
20210095783
2021-04-01

ELECTROMAGNETIC VALVE

#23
20210048111
2021-02-18

Fluid valve

#24
20210004026
2021-01-07

Proporational flow control valve and pilot-operated check valve integrated therewith

#25
20200363827
2020-11-19

Cap with electromagnetic proportional valve

#26
20200229322
2020-07-16

Passive control valve and system for regulating flow of fluid to a heat source in a computer processor system in response to the temperature of the source, and method

#27
20200209898
2020-07-02

Load-sensing multi-way valve with variable differential pressure

#28
20200199987
2020-06-25

CROSSOVER VALVE SYSTEM AND METHOD FOR GAS PRODUCTION

#29
20200041029
2020-02-06

Hydraulic valve and actuator for hydraulic valve

#30
20200003239
2020-01-02

Methods and apparatus to enable boom bounce reduction and prevent un-commanded motion in hydraulic systems

#31
20190195381
2019-06-27

Servo valve

#32
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

#33
20190113147
2019-04-18

High speed valve

#34
20190093790
2019-03-28

Control valves with safety guards

#35
20190024818
2019-01-24

Servovalve

#36
20190024808
2019-01-24

VALVE PART AND METHOD OF MANUFACTURING VALVE PART

#37
20180372239
2018-12-27

Interlocking solenoid valve assembly and method

#38
20180274687
2018-09-27

Spool valve

#39
20180142804
2018-05-24

Process medium-controlled regulating valve

#40
20180128385
2018-05-10

Electromagnetic valve

#41
20180094745
2018-04-05

Fluid valve

#42
20180073644
2018-03-15

Edgeless valve spool design with variable clearance

#43
20180051817
2018-02-22

Servo valve spool

#44
20180038507
2018-02-08

Valve device

#45
20170306989
2017-10-26

Directional control valve

#46
20170292541
2017-10-12

Dual 4-port electromagnetic valve

#47
20170261123
2017-09-14

Systems and methods for electrohydraulic valve calibration

#48
20170254425
2017-09-07

Compound valve

#49
20170253318
2017-09-07

Redundant vehicle control systems

#50
20170248251
2017-08-31

Two-stage closed center electro-hydraulic valve

#51
20170208754
2017-07-27

Electrohydraulic dynamic spool position control for a proportional valve in a work vehicle

#52
20170204983
2017-07-20

Valve assembly for a tire pressure management system

#53
20170204886
2017-07-20

Methods and apparatus to enable boom bounce reduction and prevent un-commanded motion in hydraulic systems

#54
20170152966
2017-06-01

Hydraulic valve

#55
20170130864
2017-05-11

Valve having opposing right-angle actuators

#56
20170059057
2017-03-02

Electromagnetic proportional control valve system

#57
20170051644
2017-02-23

Fluid control valve

#58
20170037984
2017-02-09

Fluidic valve

#59
20170002937
2017-01-05

Directional control valve

#60
20160327168
2016-11-10

Flow passage switching unit

#61
20160230520
2016-08-11

Crossover valve system and method for gas production

#62
20160201812
2016-07-14

Two-position, two-stage servo valve

#63
20150337980
2015-11-26

Fluid pressure control device

#64
20150260302
2015-09-17

Dual/variable gain oil pump control valve

#65
20150219239
2015-08-06

Pilot-operated valve with floating piston

#66
20150153081
2015-06-04

Control element and check valve assembly

#67
20150090354
2015-04-02

Pilot-operated spool valve

#68
20150059898
2015-03-05

Double solenoid valve with detent mechanism

#69
20150047731
2015-02-19

Externally fitted control device and hydraulic control module for an externally fitted control device

#70
20140299197
2014-10-09

Method of controlling proportional motion control valve

#71
20140158922
2014-06-12

Solenoid valve assembly

#72
20130255809
2013-10-03

Valve, in particular pilot-operated proportional pressure control valve

#73
20130183601
2013-07-18

Hydrogen gas supply device of fuel cell system

#74
20120285568
2012-11-15

Valve device

#75
20120145252
2012-06-14

Micromachined Device and Control Method

#76
20110139260
2011-06-16

Proportional motion control valve

#77
20110005625
2011-01-13

Solenoid valve assembly

#78
20100288517
2010-11-18

Pneumatic flow control valve for fire suppression over pressure prevention

#79
20100258210
2010-10-14

Spool-type selector valve

#80
20100200090
2010-08-12

Spool valve

#81
20090212247
2009-08-27

Manifold solenoid valve

#82
20090178713
2009-07-16

High flow capacity positioner

#83
20090173900
2009-07-09

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

#84
20090126812
2009-05-21

Valve arrangement for different flow rate categories

#85
20090090882
2009-04-09

Adjustable pressure control valves

#86
20090014076
2009-01-15

BLEED VALVE APPARATUS

#87
20080258090
2008-10-23

Solenoid operated fluid control valve

#88
20080163939
2008-07-10

Valve assembly with dual actuation solenoids

#89
20080149187
2008-06-26

PILOTING ACTUATOR VALVE FOR SUBTERRANEAN FLOW CONTROL

#90
20070181196
2007-08-09

Spool valve

#91
20070157915
2007-07-12

Apparatus for launching balls for sports practice

#92
20070056644
2007-03-15

Damper spool

#93
20070044857
2007-03-01

Pilot controlled pulse valve

#94
20060242987
2006-11-02

Four-way valve and ice maker using such a four-way valve

#95
20060157660
2006-07-20

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

#96
20060081802
2006-04-20

Solenoid valve

#97
20060081297
2006-04-20

Manifold-type solenoid valve with external port

#98
20060043683
2006-03-02

Piloting actuator valve for subterranean flow control

#99
20050255967
2005-11-17

Method of automatically flushing debris from an electrically-operated hydraulic valve

#100
20050236595
2005-10-27

Coupling solenoid valve

#101
20050068136
2005-03-31

Methods for the production of a pressure pipe of an electric hoisting magnet and pressure pipe of a hoisting magnet

#102
20050044858
2005-03-03

Two stage solenoid control valve

#103
20050040354
2005-02-24

Pilot-controlled electromagnetic valve

#104
17891309
2023-03-21

Solenoid valve