ClassID:

152297

F16K17/10 - 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 with auxiliary valve for fluid operation of the main valve

Sub-classes:
Recent Application in this class:
#1
20260114353
2026-04-30

PLOUGH ASSEMBLY

#2
20260043489
2026-02-12

METHOD FOR A MANUFACTURING OF A MULTIPLE POPPET VALVE AND AN AT LEAST DUAL POPPET VALVE

#3
20250084928
2025-03-13

PRESSURE BALANCED VALVE WITH INTEGRAL PRESSURE RELIEF FUNCTION

#4
20240384806
2024-11-21

PRESSURE RELIEF VALVE ASSEMBLY INCLUDING SERIES COUPLED VALVES AND RELATED METHODS

#5
20240344627
2024-10-17

Foot Brake Module with a Guiding Feature on a Relay Piston

#6
20240068617
2024-02-29

GREASE PRESSURE RELIEF SYSTEM

#7
20240068586
2024-02-29

Preventing damage to valves due to cold weather

#8
20230407982
2023-12-21

BUTTERFLY VALVE ASSEMBLY

#9
20230296185
2023-09-21

Dual poppet pressure relief valve with vacuum adaptor capability

#10
20230127600
2023-04-27

Enclosure containing an inerting gas and comprising a liquid discharging system, aircraft having such an enclosure

#11
20230073539
2023-03-09

PLOUGH ASSEMBLY

#12
20220412476
2022-12-29

Dual poppet pressure relief valve with vacuum adaptor capability

#13
20220381360
2022-12-01

Pilot-operated relief valve assembly

#14
20220373132
2022-11-24

Grease pressure relief system

#15
20220349486
2022-11-03

MODULATING PILOT VALVE ADAPTER

#16
20220290768
2022-09-15

Multi-function subplate mounted valve

#17
20220260167
2022-08-18

LOW-PROFILE PAIRED RELIEF VALVE

#18
20220235876
2022-07-28

Butterfly valve assembly

#19
20220145996
2022-05-12

Pressure control valve and device comprising such a pressure control valve, for open-loop or closed-loop control of the pressure of a compressed fluid in a pilot pressure chamber

#20
20220004211
2022-01-06

Adjustable deadband control system

#21
20210332902
2021-10-28

Valve poppets and valve seats for high-speed reciprocating compressor capacity unloaders

#22
20210332901
2021-10-28

Counterbalance Valve with Two Setting Springs in Parallel

#23
20210293212
2021-09-23

Pilot valve for pressure relief valve

#24
20210277744
2021-09-09

PRESSURE SURGE VALVE

#25
20210190222
2021-06-24

RELIEF VALVE

#26
20210140551
2021-05-13

Multi-function subplate mounted valve

#27
20200378406
2020-12-03

Valve mechanism and liquid ejecting system

#28
20200326016
2020-10-15

Device for activity test of extraction check valve

#29
20200326002
2020-10-15

Solenoid valve for activity test of extraction check valve

#30
20200224781
2020-07-16

Dual poppet pressure relief valve with vacuum adaptor capability

#31
20200124458
2020-04-23

External fuel metering valve with shuttle mechanism

#32
20200103042
2020-04-02

Pilot-operated relief valve assembly

#33
20200087133
2020-03-19

Beer spear with a pressure relief valve

#34
20190362861
2019-11-28

Inadvertent actuation block valve for a small modular nuclear reactor

#35
20190316683
2019-10-17

DESCRIPTION HYDRAULIC PLUNGER PUMP VARIABLE CONTROL STRUCTURE AND CONTROL METHOD FOR THE SAME

#36
20190301627
2019-10-03

Passive valve

#37
20190277424
2019-09-12

Inline air valve nose cap for reduced contamination

#38
20190242485
2019-08-08

Low-profile paired relief valve

#39
20190160414
2019-05-30

Dust collector diaphragm valve capable of performing manual emergency operation

#40
20190078921
2019-03-14

External fuel metering valve with shuttle mechanism

#41
20190072194
2019-03-07

Adjustable deadband control system

#42
20190072178
2019-03-07

Hydrostatic valve arrangement, hydrostatic gear having the valve arrangement, and hydrostatic drive having the gear

#43
20190032804
2019-01-31

Surge relief valve

#44
20180259080
2018-09-13

Valves and control systems for pressure relief

#45
20180200741
2018-07-19

Safety and control device for pressurized containers, and pressurized container having such a safety and control device

#46
20180188749
2018-07-05

Hydraulic valve for dampening pressure spikes, and associated systems and methods

#47
20180017178
2018-01-18

Utilizing clean gas to reliably operate main and pilot relief valve

#48
20170363217
2017-12-21

Main Stage In-Line Pressure Control Cartridge with Optional Reverse Flow Function

#49
20170335982
2017-11-23

Adjustable deadband control system

#50
20170284553
2017-10-05

Relief valve device

#51
20170268695
2017-09-21

Testing of safety devices

#52
20170227134
2017-08-10

Adjustable pilot operated flow control valve

#53
20170226600
2017-08-10

PRESSURE RELIEF VALVE FOR PRESSURIZED FURNACE

#54
20170198825
2017-07-13

Pressure independent control valve

#55
20170114913
2017-04-27

Temperature actuated electromechanical pressure relief valve

#56
20170016546
2017-01-19

Safety device for installation in a gas-supply system, in particular, an acetylene-supply system

#57
20160369907
2016-12-22

Pilot valve controlled positive and negative pressure relief valves

#58
20160356389
2016-12-08

Adjustable deadband control system

#59
20160074975
2016-03-17

Method and apparatus for damping an actuator on a fluid regulator

#60
20160069463
2016-03-10

Automatic shut-off device

#61
20160040797
2016-02-11

Main stage in-line pressure control cartridge with stepped retainer collar

#62
20160025233
2016-01-28

Pressure relief valve with singular body

#63
20150308581
2015-10-29

Main stage in-line pressure control cartridge with optional reverse flow function

#64
20150285392
2015-10-08

Vent valve and method of use

#65
20150267826
2015-09-24

Pressure reducing valve

#66
20150192213
2015-07-09

VALVE DEVICE WITH EXCESS FLOW PREVENTION FUNCTION

#67
20150114492
2015-04-30

Automatic flow control system and apparatus

#68
20150114491
2015-04-30

Automatic flow control system and apparatus

#69
20150027562
2015-01-29

Tamper-resistant valve and connection arrangement

#70
20140318642
2014-10-30

Safety device for installation in a gas-supply system, in particular, an acetylene-supply system

#71
20140216024
2014-08-07

Brake valve and hydrostatic drive system therewith

#72
20140199565
2014-07-17

VALVE ASSEMBLY FOR PREVENTING BACKFLOW FOR USE WITH A BATTERY CASE AND BATTERY CASE HAVING THE VALVE ASSEMBLY

#73
20140144133
2014-05-29

OVERRUN AIR RECIRCULATION VALVE

#74
20140116539
2014-05-01

Relief valve for overload protection

#75
20140102548
2014-04-17

Automatic shut-off device

#76
20140090725
2014-04-03

Pilot operated relief valve with dual pilot regulators

#77
20140076427
2014-03-20

Method and apparatus for damping an actuator on a fluid regulator

#78
20140048148
2014-02-20

Pressure relief valve with singular body

#79
20140034154
2014-02-06

Valve assembly

#80
20130263930
2013-10-10

Pilot valve controlled positive and negative pressure relief valves

#81
20130255809
2013-10-03

Valve, in particular pilot-operated proportional pressure control valve

#82
20130112291
2013-05-09

Valve for controlling pressure

#83
20120174994
2012-07-12

Venting Valve For Cargo Tanks

#84
20110240128
2011-10-06

METHOD AND APPARATUS FOR MONITORING OPERATION OF A PILOT-CONTROLLED PRESSURE RELIEF VALVE

#85
20110146813
2011-06-23

Tamper-resistant valve and connection arrangement

#86
20110057138
2011-03-10

Safety valve for a compressed gas reservior

#87
20100181508
2010-07-22

Safety valve drive system

#88
20100154894
2010-06-24

Hydraulic Unloading Valve

#89
20100004080
2010-01-07

PRESSURE RELIEF VALVE FOR A HYDRAULIC TENSIONER

#90
20090114289
2009-05-07

Relief valve including a check valve in a damping chamber

#91
20090001301
2009-01-01

Blow-off valve

#92
20080236678
2008-10-02

Relief valve for heavy equipment

#93
20080078455
2008-04-03

Compact Manifolded Fail Safe Hydraulic Control System

#94
20080035221
2008-02-14

Multifunctional Valve Unit

#95
20070113899
2007-05-24

Compact manifolded fail safe hydraulic control system

#96
20070095401
2007-05-03

Device, Method and Apparatus

#97
18102976
2023-09-05

Relief device with partial oil filling

#98
18102925
2023-10-03

Hollow stem relief valve

#99
18102895
2023-09-19

Stem-base hollow relief valve device

#100
18088505
2023-05-30

Oil-damped pressure release valve

#101
17897858
2023-03-28

Relief valve device