Patents-Review.com
ClassID:

152323 ⎘

F16K17/34 - CPC Classification

Classification description:

Safety valves; Equalising valves, e.g. pressure relief valves; Excess-flow valves in which the flow-energy of the flowing medium actuates the closing mechanism

Recent Application in this class:
#1
20260087185
2026-03-26

SYSTEMS AND METHODS FOR DESIGNING KINETIC SHAPES

 #2
20250052332
2025-02-13

AUTOMATIC FLUID-MECHANICAL ACTUATED EMERGENCY STOP VALVE FOR ABNORMAL FLOW AND SPILLAGE PROTECTION

 #3
20240229952
2024-07-11

EXCESS FLOW VALVE AND SYSTEM

 #4
20240133475
2024-04-25

EXCESS FLOW VALVE AND SYSTEM

 #5
20240125401
2024-04-18

VALVES AND CONTROL SYSTEMS FOR CLEAN FLUID PRESSURE EQUALIZATION AND DE-ENERGIZATION

 #6
20240102568
2024-03-28

Plumbing device

 #7
20230287985
2023-09-14

A LOW PRESSURE FLUID FLOW CONTROL VALVE

 #8
20230214541
2023-07-06

SYSTEMS AND METHODS FOR DESIGNING KINETIC SHAPES

 #9
20230204113
2023-06-29

Valve

 #10
20230173854
2023-06-08

WHEEL VALVE ASSEMBLY FOR TIRE INFLATION/DEFLATION SYSTEM

 #11
20230151897
2023-05-18

Fuel nozzle with reduced flow tolerance

 #12
20230126930
2023-04-27

Method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft

 #13
20230088239
2023-03-23

SYSTEM FOR MAINTAINING INTEGRITY OF A DRY PIPE SYSTEM WITH HEATED CABINET AND FLOW RESTRICTOR VALVE

 #14
20230017448
2023-01-19

Method for preventing spills resulting from pipeline failures

 #15
20220299124
2022-09-22

Gas valve assemblies

 #16
20220290770
2022-09-15

Combination valve

 #17
20220049722
2022-02-17

Multi-function orifice subassembly for flow limiters

 #18
20220003323
2022-01-06

Safely release bleeder valve

 #19
20210396359
2021-12-23

Gas shutoff system

 #20
20210353096
2021-11-18

Vent valve flow fuse

 #21
20210164577
2021-06-03

Fuel nozzle with reduced flow tolerance

 #22
20210062978
2021-03-04

Method for preventing spills resulting from pipeline failures

 #23
20210007544
2021-01-14

Vent valve flow fuse

 #24
20200386338
2020-12-10

Gas valve assemblies

 #25
20200263792
2020-08-20

Regulator

 #26
20200224782
2020-07-16

Venturi vacuum drawback assemblies and dual orifice venturi valve assemblies

 #27
20200072116
2020-03-05

Cooling system valve

 #28
20190323619
2019-10-24

Multidirectional vent limiting devices for use with fluid regulators

 #29
20190285189
2019-09-19

Torsional spring actuated thermal valve

 #30
20190242486
2019-08-08

Dual orifice venturi vacuum drawback assemblies having air breather check valve

 #31
20190186644
2019-06-20

Energetic one way sequence termination valve

 #32
20190168975
2019-06-06

Method for adjustably restricting air flow and apparatus therefor

 #33
20190168607
2019-06-06

Ventilation flow rate regulator for a pressurised tank of a vehicle

 #34
20180335158
2018-11-22

Multidirectional vent limiting devices for use with fluid regulators

 #35
20180224007
2018-08-09

Energetic one way sequence termination valve

 #36
20180185680
2018-07-05

Back pressure flap valve arrangement and the use thereof

 #37
20180149276
2018-05-31

Venturi vacuum drawback assemblies and dual orifice venturi valve assemblies

 #38
20180058598
2018-03-01

Assembly for closure of an opening into a cryogen vessel

 #39
20180029868
2018-02-01

System and method for evacuating liquified petroleum (LP) gas from a vehicle tank

 #40
20180002902
2018-01-04

Automatic fluid flow controlling device for stopping flow of running fluid

 #41
20170307097
2017-10-26

Backflow and breakaway check valve

 #42
20170254428
2017-09-07

Pressurized gas vessel port assembly

 #43
20170198826
2017-07-13

Flow control valve

 #44
20170102716
2017-04-13

Air flow regulator with detector and method for regulating air flow

 #45
20170101276
2017-04-13

Method for adjustably restricting air flow and apparatus therefor

 #46
20170068260
2017-03-09

Lever assembly with a damper for a fluid regulator

 #47
20170067576
2017-03-09

Fixed lever and pin assembly for stabilizing gas flow and pressure regulation of a fluid regulator

 #48
20160298777
2016-10-13

SELF REGULATING PRESSURE THROTTLE

 #49
20160273492
2016-09-22

Valve for methane in automotive systems with by-pass system of the excess flow blocking device

 #50
20160061339
2016-03-03

Explosion-proof valve

 #51
20160033051
2016-02-04

SHUTOFF VALVE ASSEMBLY

 #52
20160025238
2016-01-28

Two-stage switch valve

 #53
20150240962
2015-08-27

Dual plate backflow and breakaway check valve

 #54
20150211650
2015-07-30

Flow control/shut-off valve assembly

 #55
20140261777
2014-09-18

Excess flow shut-off device

 #56
20140116539
2014-05-01

Relief valve for overload protection

 #57
20140110002
2014-04-24

Pipeline pressure isolation systems and devices

 #58
20140110001
2014-04-24

Pipeline pressure isolation systems and devices

 #59
20130168579
2013-07-04

FLUID REGULATING VALVE

 #60
20130087222
2013-04-11

Flow control valves

 #61
20130075634
2013-03-28

Solenoid valve having flow control function

 #62
20120255536
2012-10-11

Heating system

 #63
20120222763
2012-09-06

FAUCET VALVE

 #64
20120153195
2012-06-21

Method and apparatus for automatic fluid shut-off

 #65
20120048399
2012-03-01

EXPLOSION PROTECTION VALVE FOR INTERRUPTING A FLUID FLOW IN A PIPELINE

 #66
20120042967
2012-02-23

Vacuum-actuated shear valve device, system, and method, particularly for use in service station environments

 #67
20120031105
2012-02-09

Pressure-actuated plug

 #68
20120006416
2012-01-12

Mechanical fuse to seal pipes upon unintended rupture

 #69
20110308631
2011-12-22

CONSTANT FLOW REGULATOR DEVICE

 #70
20110271988
2011-11-10

Dual Pressure Spray Arm Assembly with Diverter Valve

 #71
20110088801
2011-04-21

Automatic fluid spill prevention and shut off safety valve

 #72
20110088784
2011-04-21

Multi-function pull-out wand

 #73
20100186832
2010-07-29

Gas valve and production tubing with a gas valve

 #74
20100116363
2010-05-13

Water reservoir for vehicle having drain valve operated by traveling wind

 #75
20100024894
2010-02-04

Fluid circuit breaker quick disconnect coupling

 #76
20090293964
2009-12-03

Mechanical fuse to seal pipes upon unintended rupture

 #77
20090223573
2009-09-10

FLUID OPERATED VALVE

 #78
20080023078
2008-01-31

Constant Flow Regulator Device

 #79
20070214861
2007-09-20

Hydraulic tool release system

 #80
20070138201
2007-06-21

Flow volume limiting device

 #81
20070074759
2007-04-05

Rupture control system

 #82
20060277976
2006-12-14

Redundant vacuum source for secondary containment monitoring and leak detection system and method

 #83
20060260680
2006-11-23

Vacuum-actuated shear valve device, system, and method, particularly for use in service station environments

 #84
20060260387
2006-11-23

End-of-line zone integrity detection for a piping network in a secondary containment monitoring and leak detection system

 #85
20060237074
2006-10-26

Flow control device, with assisted anchoring, insertable into a pipeline

 #86
20050217729
2005-10-06

Excess flow valve

 #87
14476304
2015-04-21

Flow control/shut-off valve assembly

 #88
14083076
2016-05-10

Automatic shut-off valve with closure rate control