ClassID:

152449

F16K31/084 - CPC Classification

Classification description:

Operating means Actuating devices; ; Releasing devices electric ; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet the magnet being used only as a holding element to maintain the valve in a specific position, e.g. check valves

Recent Application in this class:
#1
20260098458
2026-04-09

SAFETY VALVE INCLUDING FIRST, SECOND AND THIRD CONNECTED PORTIONS

#2
20260092654
2026-04-02

VALVE

#3
20260036218
2026-02-05

Valve With Valve Unit and Pushbutton Housing With Actuating Button

#4
20250383134
2025-12-18

WATER CHILLING UNIT

#5
20250305387
2025-10-02

SUBSURFACE SAFETY VALVE INCLUDING TWO OR MORE OPPOSITELY POLED ELECTROMAGNETS AND TWO OR MORE OPPOSITELY POLED PERMANENT MAGNETS

#6
20250207477
2025-06-26

SAFETY VALVE INCLUDING FIRST, SECOND AND THIRD CONNECTED PORTIONS

#7
20250146594
2025-05-08

LATCHING VALVE

#8
20250122942
2025-04-17

FLUID CONTROL VALVE AND BALL HOLDER

#9
20250084927
2025-03-13

PRESSURE RELIEF ASSEMBLY

#10
20250067357
2025-02-27

VALVE

#11
20250020233
2025-01-16

Line Break Device

#12
20250003519
2025-01-02

Valve Actuation System Through Permanent Magnet Use

#13
20240426391
2024-12-26

Magnetically tunable microfluidic check valve, microfluidic pumps, syringe pump, and methods of manufacturing thereof

#14
20240410479
2024-12-12

Self-Closing Device

#15
20240344628
2024-10-17

FLUID FLOW COMPONENTS AND SYSTEM INCORPORATING SAME

#16
20240229961
2024-07-11

VACUUM VALVE FOR A VACUUM CONVEYING SYSTEM

#17
20240175514
2024-05-30

SOLENOID VALVE

#18
20240142018
2024-05-02

MAGNETIC NON-RETURN VALVE

#19
20240117820
2024-04-11

PISTONS FOR USE IN FLUID EXCHANGE DEVICES AND RELATED DEVICES, SYSTEMS, AND METHODS

#20
20240102570
2024-03-28

Float-operated valve system

#21
20240059544
2024-02-22

MAGNETICALLY CONTROLLED VALVE USING A BLOCKING DEVICE AND A MOVEMENT DEVICE

#22
20230400111
2023-12-14

Magnetic pressure retaining control device

#23
20230313893
2023-10-05

DOUBLE CHECK VALVE, PNEUMATIC BRAKING DEVICE, AND VEHICLE

#24
20230250891
2023-08-10

MAGNETICALLY REGULATED PRESSURE RELIEF VALVE

#25
20230213110
2023-07-06

MAGNETIC LOCKING OR OPENING DEVICE, METHOD AND SYSTEM

#26
20230090383
2023-03-23

Magnetic Latching Valve and Method of Control

#27
20230077009
2023-03-09

Pinch valve system

#28
20230000298
2023-01-05

Dust collection system blast gate valve

#29
20220364656
2022-11-17

Magnetic locking or opening device, method and system

#30
20220330616
2022-10-20

Electronic cigarette

#31
20220316981
2022-10-06

Simulation device for magnetic closing of flap valve

#32
20220290775
2022-09-15

Overfill prevention valve

#33
20220290774
2022-09-15

Latching valve

#34
20220290773
2022-09-15

Solenoid valve with permanent magnets

#35
20220275879
2022-09-01

Valve module, valve device, valve system

#36
20220252171
2022-08-11

Valve for a fluid

#37
20220235866
2022-07-28

Valve body for an expansion valve

#38
20220170566
2022-06-02

VALVE

#39
20220170486
2022-06-02

Pistons for use in fluid exchange devices and related devices, systems, and methods

#40
20220162051
2022-05-26

Magnetically controlled valve using a blocking device and a movement device

#41
20220074371
2022-03-10

Three port, five-way magnetically latching valve for fuel vapor management systems and systems incorporating same

#42
20220042619
2022-02-10

Magnetic latching valve and method of control

#43
20210388918
2021-12-16

Valve actuation system through permanent magnet use

#44
20210376706
2021-12-02

BREATHING ASSISTANCE DEVICE WITH LINEAR ACTUATED GAS REGULATING VALVE

#45
20210324965
2021-10-21

Magnetic locking or opening device, method and system

#46
20210285557
2021-09-16

Magnetic seat engagement in a ball check valve

#47
20210231228
2021-07-29

Magnetic check valve with applications in fuel cell systems

#48
20210215268
2021-07-15

QUICK ACTING VALVE AND ACTUATOR

#49
20210210817
2021-07-08

Explosion-proof valve core, explosion-proof valve, and box body gas tightness detection clamp

#50
20210105959
2021-04-15

Digital water timer

#51
20210017758
2021-01-21

Device for draining a liquid, and building cladding element comprising such a device

#52
20200378523
2020-12-03

Magnetically latched pneumatic valve

#53
20200370676
2020-11-26

Actuator and method for manufacturing actuator

#54
20200339406
2020-10-29

Magnetically controlled valve using a blocking device and a movement device

#55
20200333807
2020-10-22

Self-closing aquarium valve

#56
20200326008
2020-10-15

Moisture sensing valves and devices

#57
20200281716
2020-09-10

Vasoconstriction-like pinch valve for localized flow control

#58
20200149557
2020-05-14

Pistons for use in fluid exchange devices and related devices, systems, and methods

#59
20200088248
2020-03-19

Electric clutch actuator with spring-loaded thrust piece

#60
20200056708
2020-02-20

Trigger mechanism for a valve assembly

#61
20200032917
2020-01-30

Fluid injection valve

#62
20190323621
2019-10-24

Solenoid valve for irrigation systems

#63
20190285194
2019-09-19

Overfill prevention valve

#64
20190257441
2019-08-22

Sprung gate valves movable by an actuator

#65
20190257439
2019-08-22

Bi-stable two-port valve

#66
20190226599
2019-07-25

Fluid routing device having a valve with first and second permanent magnets

#67
20190178411
2019-06-13

Fluidic valve with contactless force transmission for pressing together stator and rotor

#68
20190170269
2019-06-06

Magnetic index positioner

#69
20190170268
2019-06-06

Valve comprising a variable flow opening

#70
20190168044
2019-06-06

Control system for a fire-extinguishing installation, and safety device

#71
20190154163
2019-05-23

Pressure relief valve

#72
20190120402
2019-04-25

Latching pneumatic control valve

#73
20190113147
2019-04-18

High speed valve

#74
20180328513
2018-11-15

MOISTURE SENSING VALVES AND DEVICES

#75
20180238562
2018-08-23

Constant pressure switch apparatus and water heating system

#76
20180187794
2018-07-05

Asymmetric torque magnetic valve actuator

#77
20180159413
2018-06-07

Breathing assistance device with linear actuated gas regulating valve

#78
20180156351
2018-06-07

SUBSEA VALVE POSITION INDICATOR

#79
20180142801
2018-05-24

Magnetically controlled pressure relief valve

#80
20180100587
2018-04-12

Relief valves and methods for installing the same

#81
20180094746
2018-04-05

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

#82
20180094744
2018-04-05

Sprung gate valves movable by an actuator

#83
20180094743
2018-04-05

Flow control device

#84
20180086619
2018-03-29

Magnetically controlled valve using a blocking device and a movement device

#85
20180002902
2018-01-04

Automatic fluid flow controlling device for stopping flow of running fluid

#86
20170370489
2017-12-28

Two-way valve with rapid decompression flow dynamics

#87
20170182306
2017-06-29

Magnetic Medical Connector And Fluid Transfer Set Including The Magnetic Medical Connector

#88
20170130640
2017-05-11

Fluid control apparatus

#89
20170122456
2017-05-04

VALVE COMPRISING A VARIABLE FLOW OPENING

#90
20170108140
2017-04-20

Fluidic valve with contactless force transmission for pressing together stator and rotor

#91
20170097104
2017-04-06

Shape memory alloy actuated valve assembly

#92
20170067572
2017-03-09

Bistable electric valve, in particular for a system for recovering petrol vapours in a motor vehicle

#93
20170037983
2017-02-09

Magnetically actuated shut-off valve

#94
20170016541
2017-01-19

Relief valves and methods for installing the same

#95
20160235963
2016-08-18

Pressure controlled magnetic valve for a catheter

#96
20160169399
2016-06-16

GAS SHUT-OFF VALVE WITH THERMAL SAFETY

#97
20150315983
2015-11-05

Method and apparatus for shutting down an engine

#98
20150224518
2015-08-13

APPARATUS FOR INTERMITTENT LIQUID DISPERSAL

#99
20150184770
2015-07-02

Magneto-rheological elastomeric fluid control armature assembly

#100
20150167858
2015-06-18

Excess flow valve with cage

#101
20140353534
2014-12-04

Sprung gate valves movable by an actuator

#102
20140305520
2014-10-16

Pressure relief valve

#103
20140261809
2014-09-18

Multi channel valve

#104
20140200558
2014-07-17

Pressure controlled magnetic valve for a catheter

#105
20140197345
2014-07-17

Piston actuator controlling a valve and method for operating the same

#106
20140166524
2014-06-19

Fluid transfer assembly and methods of fluid transfer

#107
20140110613
2014-04-24

Wireless fluid shut-off valve

#108
20140076421
2014-03-20

Overfill prevention valve

#109
20140061519
2014-03-06

Wireless fluid shut-off valve

#110
20130341541
2013-12-26

Fluid dispenser remote actuation system and method

#111
20130221255
2013-08-29

MAGNETO-RHEOLOGICAL ELASTOMERIC FLUID CONTROL ARMATURE ASSEMBLY

#112
20130153065
2013-06-20

Structure of a gas-valve unit

#113
20130052497
2013-02-28

AIR VALVE FOR ENERGY STORAGE DEVICE AND ENERGY STORAGE DEVICE INCLUDING THE SAME

#114
20130019840
2013-01-24

Engine and Engine Working Machine

#115
20120312540
2012-12-13

Magnets-based tool for pulsing injected liquid

#116
20120248348
2012-10-04

Dual-direction in-tank magnetic safety valve

#117
20120241029
2012-09-27

Check Valve

#118
20120211684
2012-08-23

Release device

#119
20120181471
2012-07-19

Flow valve

#120
20120174994
2012-07-12

Venting Valve For Cargo Tanks

#121
20120134854
2012-05-31

Differential pressure control valve and variable displacement compressor having the differential pressure control valve

#122
20120107650
2012-05-03

MAGNETIC SEALING VALVE DEVICE FOR A BATTERY CASE

#123
20120085348
2012-04-12

Breathing assistance device with linear actuated gas regulating valve

#124
20110284777
2011-11-24

Wireless fluid shut-off valve

#125
20110255996
2011-10-20

INVERTED FLUID DISPENSING PUMP AND DISPENSING SYSTEM, AND METHOD OF USING AN INVERTED PUMP

#126
20110232779
2011-09-29

Excess flow safety shut-off valve

#127
20110175000
2011-07-21

Pressure relief valve

#128
20110095217
2011-04-28

Solenoid valve unit

#129
20110088907
2011-04-21

FLAPPER VALVE AND METHOD

#130
20110061764
2011-03-17

Fluid transfer assembly and methods of fluid transfer

#131
20110048746
2011-03-03

Automatic reversible temperature responsive valve and fire sprinkler

#132
20110030826
2011-02-10

MAGNETIC ASSEMBLY, A FLUID-FLOW ASSEMBLY AND AN INDICATOR

#133
20100326544
2010-12-30

Shock responsive check valve

#134
20100224810
2010-09-09

Sprinkler valve test and control device and method thereof

#135
20100139787
2010-06-10

Gas Overflow Safety Protector

#136
20100102257
2010-04-29

Vapor vent control apparatus, system and outboard marine engine therewith

#137
20100090138
2010-04-15

VALVE

#138
20100051722
2010-03-04

Valve unit for interrupting or releasing a flow of a medium along a hollow duct, use thereof in a dosing system for the metered discharge of said medium, and method for the metered discharge of a medium

#139
20100043899
2010-02-25

Arrangement for controlling flow of fluid to a gas turbine engine component

#140
20100008805
2010-01-14

Valve assembly and system

#141
20090193908
2009-08-06

Fluid flow controller

#142
20090078895
2009-03-26

Flow Control Valve

#143
20090008588
2009-01-08

Shut-Off Device for a Waste-Water Inspection Chamber

#144
20080271501
2008-11-06

Locking device

#145
20080250918
2008-10-16

Pneumatically self-regulating valve

#146
20080223459
2008-09-18

Springless compressor valve

#147
20080128033
2008-06-05

Check valve with adjustable opening pressure

#148
20080099072
2008-05-01

Horizontal valve ball seat leveler

#149
20080047610
2008-02-28

Electromagnetic split flapper pressure relief valve

#150
20080023004
2008-01-31

Control valve

#151
20080017256
2008-01-24

Magnetic check valve

#152
20070267069
2007-11-22

Quickly opening hinged check valve with pre-determined upstream pressure required to open specification

#153
20070252297
2007-11-01

Foam cushion molding system and method

#154
20070246667
2007-10-25

Valve and method for producing a valve

#155
20070228069
2007-10-04

Air pulser

#156
20070204922
2007-09-06

Occlusion valve with safety relief

#157
20060290758
2006-12-28

Ink cartridge

#158
20060266359
2006-11-30

Pressure relief valve

#159
20060213719
2006-09-28

Compressor muffler with check valve

#160
20060180208
2006-08-17

Springless compressor valve

#161
20060102234
2006-05-18

Device for creating a pulsating flow of gas or fluid

#162
20060097208
2006-05-11

Magnetic valve

#163
20060081292
2006-04-20

Quickly opening hinged check valve with pre-determined upstream pressure required to open

#164
20060042260
2006-03-02

Arrangement for controlling flow of fluid to a component of a gas turbine engine

#165
20060000511
2006-01-05

Flow control device and system

#166
20050205828
2005-09-22

Supplementary control valve device for the inlet channel of a reciprocating internal combustion engine

#167
20050139801
2005-06-30

Valve and method for producing a valve

#168
20050126637
2005-06-16

Valve operated by differential pressure

#169
18907027
2025-12-30

Blast gate capable of preventing gate-dropping

#170
18405795
2025-02-04

Valve and related methods

#171
17714604
2023-03-14

Spa bathtub and operating unit for the spa bathtub

#172
14871127
2017-12-19

Magnetically retained relief valve