ClassID:

152278

F16K17/0413 - CPC Classification

Classification description:

Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded in the form of closure plates

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

SYSTEMS AND METHODS FOR AUTONOMOUS PRESSURE RELIEF VALVE TESTING

#2
20260110366
2026-04-23

CAGE APPARATUS FOR FLUID VALVES

#3
20260100473
2026-04-09

VENTING APPARATUS, SECONDARY BATTERY, AND METHOD OF MANUFACTURING SECONDARY BATTERY

#4
20260098589
2026-04-09

PRESSURE RELIEF VALVE

#5
20250376219
2025-12-11

Closing Aid for a Vehicle Trunk

#6
20250224043
2025-07-10

EXCESS FLOW VALVE WITH SELF-RESETTING FUNCTION

#7
20250075798
2025-03-06

FLOW PLATE ASSEMBLY AND METHOD OF CONTROLLING FLOW OF A FLUID

#8
20240404916
2024-12-05

PRESSURE RELIEF VALVE AND ADSORBENT CHAMBER FOR TWO-PHASE IMMERSION COOLING SYSTEMS AND METHODS FOR USING SAME

#9
20240391689
2024-11-28

Storage Tank Isolation System

#10
20240344624
2024-10-17

RELIEF VALVE

#11
20240309959
2024-09-19

PRESSURE RELIEF MECHANISM, BATTERY, APPARATUS, AND METHOD AND EQUIPMENT FOR MANUFACTURING BATTERY

#12
20240255067
2024-08-01

CRYOGENIC CYLINDER CONTROL SYSTEM, GLOBE VALVE, AND SOLENOID VALVE

#13
20240077142
2024-03-07

VALVE APPARATUS

#14
20240068585
2024-02-29

PRESSURE RELIEF VALVE

#15
20240044420
2024-02-08

Systems and Methods for Autonomous Pressure Relief Valve Testing

#16
20230407981
2023-12-21

Self-adjustable variable orifice check valve for back pressure reduction

#17
20230392700
2023-12-07

Differential pressure driven burst-pipeline emergency blocking system

#18
20230332703
2023-10-19

Pressure relief valve and inflatable pool

#19
20230291067
2023-09-14

Pressure equalization device, method for pressure equalization and housing

#20
20230275310
2023-08-31

BATTERY PACK

#21
20230198086
2023-06-22

Battery Housing With Valve Device, Battery and Motor Vehicle

#22
20230194015
2023-06-22

CRYOGENIC CYLINDER CONTROL SYSTEM, GLOBE VALVE, AND SOLENOID VALVE

#23
20230175602
2023-06-08

PRESSURE EQUALIZATION APPARATUS AND ELECTROCHEMICAL SYSTEM

#24
20230166853
2023-06-01

Pressure relief valve with deflecting disks for inflatable

#25
20230094347
2023-03-30

Valve for a vacuum apparatus

#26
20230038931
2023-02-09

System, method and apparatus for providing a gearbox expansion cap and valve assembly

#27
20230018625
2023-01-19

Explosion relief valve with annular flame arrestor

#28
20220341415
2022-10-27

Valve spring seat sleeve, valve assembly and plunger pump

#29
20220221072
2022-07-14

Relief valve with testing lockout

#30
20220169110
2022-06-02

High Flow Non Pressurised Filling Control Valve

#31
20220146009
2022-05-12

Pressure-relief valve for reducing pressure arising in a cell-like cavity, such as a battery cell

#32
20220112961
2022-04-14

In-line testing of pressure safety valves

#33
20220090692
2022-03-24

Valve, battery and power consumption device

#34
20210404572
2021-12-30

Multi-function pressure regulation valve

#35
20210388912
2021-12-16

Pressure relief arrangement

#36
20210372321
2021-12-02

Explosion relief valve with annular flame arrestor

#37
20210291994
2021-09-23

Pressure relief valve with deflecting disks for inflatable

#38
20210210817
2021-07-08

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

#39
20210061552
2021-03-04

Storage tank isolation system

#40
20210039795
2021-02-11

Device for equalizing a pressure difference for an aircraft

#41
20200271234
2020-08-27

Valve apparatus

#42
20200200286
2020-06-25

REGULATING VALVE

#43
20200149646
2020-05-14

All-metal pressure relief valve

#44
20190360604
2019-11-28

Aspirator system pressure relief mechanism

#45
20190316696
2019-10-17

Damped check valve having multi-pressure operation

#46
20190280269
2019-09-12

Pressure-relief cover for reducing pressure arising in a cell-like cavity, such as a battery cell

#47
20190242484
2019-08-08

Stabilizer cartridge for a fluid regulator

#48
20190226926
2019-07-25

Measuring deformation of a compression spring to monitor performance of a safety valve

#49
20190162326
2019-05-30

Modulatable safety valve

#50
20190093785
2019-03-28

Valve that can be actively and passively actuated

#51
20190022346
2019-01-24

Relief valve

#52
20180363794
2018-12-20

VARIABLE GEOMETRY LIFT VALVE FOR RECIPROCATING COMPRESSORS

#53
20180335003
2018-11-22

Hermetically sealed tank system

#54
20180306192
2018-10-25

DELIVERY DEVICE FOR A VACUUM DISTILLATION PLANT

#55
20180251365
2018-09-06

Volatile liquids refueling apparatus with dual locking receiver

#56
20180156301
2018-06-07

Frequency selective damper valve, and shock absorber comprising such damper valve

#57
20180058596
2018-03-01

Stabilizer cartridge for a fluid regulator

#58
20170356528
2017-12-14

Tensioning device for a chain drive

#59
20170350285
2017-12-07

Valve for Controlling a Gas Stream, Liquid Separator, Venting System and Internal Combustion Engine Having Such a Valve

#60
20170307094
2017-10-26

Safety valve

#61
20170304753
2017-10-26

Pressure sensitive valve assembly incorporating enhanced retention legs and fluid filter comprising the same

#62
20170284552
2017-10-05

Relief valve

#63
20170254580
2017-09-07

Cold room combination vent and light

#64
20170023142
2017-01-26

Pressure limiting valve for a cryostat containing a cryogen and a superconducting magnet

#65
20160327171
2016-11-10

Fluidic safety valve and battery component equipped therewith

#66
20160288640
2016-10-06

Valve assembly for a float valve

#67
20160273670
2016-09-22

Explosion vent

#68
20160146360
2016-05-26

Pressure sensitive valve assembly incorporating enhanced retention legs and fluid filter including the same

#69
20160084394
2016-03-24

Noise reduction relief valve for cryogenic liquid containers

#70
20150369385
2015-12-24

SPRING-CAPTURE ASSEMBLY FOR A SPRING-BIASED MECHANISM AND PRESSURE RELIEF VALVE INCLUDING SAME

#71
20150316007
2015-11-05

Tank pressure control solenoid with passive tank vacuum

#72
20150308580
2015-10-29

Relief valve assembly with anti-frozen shielding hat

#73
20150292637
2015-10-15

Super high flow pressure relief vent

#74
20150198257
2015-07-16

Variable suction device for an A/C compressor to improve nvh by varying the suction inlet flow area

#75
20150144819
2015-05-28

Isolation valve with fast depressurization for high-pressure fuel tank

#76
20150107702
2015-04-23

Safety valve for cryogenic insulated gas cylinder

#77
20150096633
2015-04-09

Valve assembly

#78
20140311595
2014-10-23

Flapper relief valve

#79
20140197346
2014-07-17

Safety discharge valve

#80
20140130908
2014-05-15

Pressure relief valve and secondary spring force containment assembly

#81
20140041737
2014-02-13

Valve assembly for high-pressure fluid reservoir

#82
20130312851
2013-11-28

Low profile valves

#83
20130067882
2013-03-21

Bleed air duct joint insulation means

#84
20130032115
2013-02-07

Valve for controlling a gas flow, liquid separator, ventilation system and internal combustion engine comprising such a valve

#85
20130015378
2013-01-17

Articulating poppet to seal a natural vacuum leak detection device

#86
20120313030
2012-12-13

Spring-capture assembly for a spring-biased mechanism and pressure relief valve including same

#87
20120156533
2012-06-21

Air valve for energy storage device and energy storage device including the same

#88
20120031105
2012-02-09

Pressure-actuated plug

#89
20110308644
2011-12-22

Air intake modulator and method of using

#90
20110240145
2011-10-06

Isolation valve with fast depressurization for high-pressure fuel tank

#91
20110162728
2011-07-07

Valve assembly for high-pressure fluid reservoir

#92
20100269921
2010-10-28

Valve assembly for high-pressure fluid reservoir

#93
20100112924
2010-05-06

Active material enabled pressure release valves and methods of use

#94
20100102818
2010-04-29

Multi-purpose valve for cryogen gas egress

#95
20100099346
2010-04-22

Active material enabled pressure release valves and methods of use

#96
20100096035
2010-04-22

Negative pressure relief valve assembly

#97
20100072409
2010-03-25

Reclosable vacuum-tight pressure-relief device having a deformable seal member

#98
20080251133
2008-10-16

PUMPING VALVE WITH A SAFETY LEAKING DEVICE

#99
20070131284
2007-06-14

Montgomery soft stroke one way valve

#100
20060237680
2006-10-26

Butterfly valve with integral split flapper relief valve

#101
20060021661
2006-02-02

Check valve

#102
20050279959
2005-12-22

Valve having pressure balancing piston and method involving same

#103
20050279336
2005-12-22

Valve for controlling a fluid flow

#104
20050155586
2005-07-21

Apparatus for controlling a pressure in a fuel inflow line

#105
20050039799
2005-02-24

Excess pressure relief system for tank

#106
18817903
2026-01-06

Advanced pressure equilibrium device (PED) and pressure relief valve (PRV)

#107
18325971
2024-02-06

Pressure relief valve and adsorbent chamber for two-phase immersion cooling systems and methods for using same

#108
18173429
2023-10-03

Relief valve device

#109
18140451
2025-03-04

Barbell with rotating hand

#110
18102976
2023-09-05

Relief device with partial oil filling

#111
18102925
2023-10-03

Hollow stem relief valve

#112
18102895
2023-09-19

Stem-base hollow relief valve device

#113
18088505
2023-05-30

Oil-damped pressure release valve

#114
17897858
2023-03-28

Relief valve device

#115
15832343
2018-12-11

Explosion relief valve with annular flame arrestor

#116
15789736
2019-04-23

Check valve with pilot tube pressure sensing