ClassID:

152308

F16K17/168 - 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 combined with manually-controlled valves, e.g. a valve combined with a safety valve

Recent Application in this class:
#1
20240102568
2024-03-28

Plumbing device

#2
20240011647
2024-01-11

Multi-gas-source heater

#3
20230250894
2023-08-10

Gas pressure balance valve, gas pressure balance method, and load locking chamber

#4
20230194010
2023-06-22

Automatic drain valve

#5
20220083082
2022-03-17

Pressure control valve and device comprising such a pressure control valve , for controlling or regulating the pressure of a compressed fluid in a pilot pressure chamber

#6
20210371174
2021-12-02

Pressure containing/relieving cap for a liquified natural gas receptacle

#7
20210364097
2021-11-25

Safety valve for hydraulic or pneumatic tool

#8
20210301936
2021-09-30

Freely clocking check valve

#9
20210238961
2021-08-05

Hydrocarbon flowline corrosion inhibitor overpressure protection

#10
20210148193
2021-05-20

Hydrocarbon flowline corrosion inhibitor overpressure protection

#11
20210070601
2021-03-11

VALVE ASSEMBLY

#12
20210048119
2021-02-18

Actuator assembly for a fluid control device

#13
20200378511
2020-12-03

Pressure relief valve

#14
20200347947
2020-11-05

Drill string safety valve device

#15
20200332909
2020-10-22

Safety valve

#16
20200232566
2020-07-23

Pressure relief valve apparatus, system and method

#17
20200224778
2020-07-16

Safety valve for hydraulic or pneumatic tool

#18
20200199973
2020-06-25

Hydrocarbon flowline corrosion inhibitor overpressure protection

#19
20200088216
2020-03-19

Electrohydraulic valve normally operating in fluid flow-blocking mode and configured to operate in pressure relief mode when actuated

#20
20190383409
2019-12-19

SLAM-SHUT SAFETY DEVICE FOR USE IN DIRTY SERVICE APPLICATIONS

#21
20190278309
2019-09-12

Pressure relief valve apparatus, system and method

#22
20190219186
2019-07-18

Pressure relief valve

#23
20190168039
2019-06-06

AIR-PRESSURE CONTROLLED PISTON AND VALVE CONFIGURATION

#24
20190093777
2019-03-28

Water Heater Depleter

#25
20190078996
2019-03-14

Drop-detection device

#26
20180334869
2018-11-22

Pressure balanced drilling choke

#27
20180259080
2018-09-13

Valves and control systems for pressure relief

#28
20180163878
2018-06-14

Safety valve for a hydraulic or pneumatic tool

#29
20180156344
2018-06-07

Automatic pressure and vacuum clearing skid method

#30
20180156343
2018-06-07

Automatic pressure and vacuum clearing skid

#31
20180112784
2018-04-26

Ball valve with pressure relief feature

#32
20180031136
2018-02-01

Decompression air valve

#33
20180017182
2018-01-18

Cable actuated remote emergency shut-off system

#34
20170356557
2017-12-14

Vacuum breaker valve assembly

#35
20170328487
2017-11-16

Decompression air valve

#36
20170226600
2017-08-10

PRESSURE RELIEF VALVE FOR PRESSURIZED FURNACE

#37
20170198826
2017-07-13

Flow control valve

#38
20170136376
2017-05-18

Water rocket water transfer station

#39
20170102081
2017-04-13

Inflation device

#40
20170082216
2017-03-23

Cryogenic vacuum valve

#41
20170016546
2017-01-19

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

#42
20170002944
2017-01-05

Highly reliable service port

#43
20160281873
2016-09-29

PRESSURE-REDUCING APPARATUS

#44
20160186877
2016-06-30

Valve assembly

#45
20160186876
2016-06-30

Valve assembly

#46
20160186869
2016-06-30

Valve assembly

#47
20150267825
2015-09-24

Safety gas valve capable to attain a blocking condition when subjected to a flow in excess of its nominal working conditions

#48
20150217438
2015-08-06

Multi-operational valve

#49
20150122344
2015-05-07

CLOSURE DEVICE

#50
20150083245
2015-03-26

Pressure isolation manifold

#51
20150076378
2015-03-19

Actuator

#52
20150075633
2015-03-19

Valve and method of relieving overpressure in a fluid supply system

#53
20150041001
2015-02-12

Pressure regulator of gas cylinder

#54
20150034191
2015-02-05

BELLOWS VALVE AND DOUBLE VALVE BODY INCORPORATING THE SAME

#55
20140373946
2014-12-25

Pressure relief valve

#56
20140318642
2014-10-30

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

#57
20140224355
2014-08-14

Residual pressure release valve

#58
20140150907
2014-06-05

Hydraulic coupling member with pressure-relieving poppet valve

#59
20140116539
2014-05-01

Relief valve for overload protection

#60
20140034159
2014-02-06

Multi-operational valve

#61
20130025713
2013-01-31

Hydraulic coupling member with pressure-relieving poppet valve

#62
20120191037
2012-07-26

TUBE CONNECTOR WITH INTEGRATED RELIEF VALVE

#63
20120181287
2012-07-19

Closure device

#64
20120091380
2012-04-19

Combination Valve Assembly

#65
20110168277
2011-07-14

PRESSURE RELIEF VALVE WITH REVERSE THREADED INLET

#66
20110000551
2011-01-06

Push Button Regulator Device with Sealing Element to Facilitate Easy Connection with Other Devices

#67
20100282333
2010-11-11

Safety relief fill valve assembly

#68
20100201051
2010-08-12

Bleeder valve for pressurized furnace

#69
20100139789
2010-06-10

RELIEF VALVE WITH FLUID OUTLET

#70
20100102818
2010-04-29

Multi-purpose valve for cryogen gas egress

#71
20100051119
2010-03-04

Pressure relief valve

#72
20070074771
2007-04-05

Rotary valve assembly

#73
20060225795
2006-10-12

Push button regulator device with sealing element to facilitate easy connection with other devices

#74
20060086915
2006-04-27

Directional control seat valve

#75
20050034757
2005-02-17

Freeze protection device for wall hydrants/faucets

#76
20050022879
2005-02-03

Valve

#77
18235132
2025-07-08

Whole-home pressure relief system

#78
15789261
2019-10-08

Pressure relief valves

#79
15493415
2019-02-12

Pressure regulating valve with incorporated shut-off mechanism