ClassID:

152569

F16K37/0075 - CPC Classification

Classification description:

Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given For recording or indicating the functioning of a valve in combination with test equipment

Sub-classes:
Recent Application in this class:
#1
20250290575
2025-09-18

Bracket Torque Device

#2
20250277530
2025-09-04

PRESS TO SPECIFICATION SOLENOID VALVE ASSEMBLY

#3
20250257814
2025-08-14

WIRELESS OPENING METER, VALVE MAINTENANCE SUPPORT SYSTEM AND SUPPORT METHOD

#4
20240377000
2024-11-14

Warning device for valve maintenance

#5
20240353016
2024-10-24

SENSOR ARRANGEMENT FOR A HOLLOW BODY

#6
20240281827
2024-08-22

SYSTEM AND METHOD FOR MANAGING PIPELINE EQUIPMENT

#7
20240263716
2024-08-08

ASSEMBLY AND METHOD FOR PROTECTING AN ELECTRONIC VALVE ACTUATOR

#8
20240247735
2024-07-25

DETECTION OF SAFE ACTIVATION OF SHUTDOWN VALVES AND BLOWDOWN VALVES

#9
20240175776
2024-05-30

DETECTING FUGITIVE EMISSIONS WITH A VALVE POSITIONER

#10
20240175399
2024-05-30

System and method for in situ verification of redundant electro-hydraulic servo valve (EHSV) operational status in redundant flow control systems

#11
20230392712
2023-12-07

Pneumatically-operated emergency isolation valve switchover kit

#12
20230135927
2023-05-04

TORQUE AND ANGLE OF ROTATION DETECTION SYSTEM

#13
20230077254
2023-03-09

Preventing an over pressure condition with a mechanical shutdown valve

#14
20220099217
2022-03-31

Bracket Torque Device

#15
20210310582
2021-10-07

Method for determining the degree of wear of a valve, and apparatus for carrying out said method

#16
20210271270
2021-09-02

Gas alarm and safety system and method

#17
20210254746
2021-08-19

Portable valve operating device for use in exercising valves

#18
20210199214
2021-07-01

System for testing a valve

#19
20210123541
2021-04-29

Valve Key

#20
20210025787
2021-01-28

Laboratory testing-based valve prognostics

#21
20210025612
2021-01-28

Systems and methods for intelligent pic valves with agent interaction

#22
20200378518
2020-12-03

Commissioning a diaphragm valve

#23
20200326016
2020-10-15

Device for activity test of extraction check valve

#24
20200224594
2020-07-16

Apparatus and method for controlling and monitoring an electro-hydraulic servovalve

#25
20200088318
2020-03-19

Valve system with position indicator

#26
20190368631
2019-12-05

Method for monitoring a mechanical system

#27
20190293201
2019-09-26

Target opening degree estimator and pressure adjustment vacuum valve

#28
20190195390
2019-06-27

Method for determining the degree of wear of a valve, and apparatus for carrying out said method

#29
20190178746
2019-06-13

Load-sensitive multi-path valve testing device and testing method

#30
20190178416
2019-06-13

Method for actuating a valve device on the basis of a characteristic curve

#31
20190040964
2019-02-07

Shut-off member for a fluid valve, and method for producing a shut-off member

#32
20180320713
2018-11-08

Valve system

#33
20180313561
2018-11-01

Systems and methods for intelligent pic valves with agent interaction

#34
20180282498
2018-10-04

Membrane and method for producing the membrane

#35
20180266584
2018-09-20

Data-driven unsupervised algorithm for analyzing sensor data to detect abnormal valve operation

#36
20180245712
2018-08-30

Setup of valve controller

#37
20180156352
2018-06-07

Method for transmitting data for device diagnostics and implementations thereof

#38
20180143652
2018-05-24

Valve control system and method

#39
20180142806
2018-05-24

Method for diagnosing a diaphragm valve, and diagnosis system for a diaphragm valve

#40
20180077856
2018-03-22

Air seeder with infinitely adjustable control valves

#41
20170356283
2017-12-14

Automated preventive and predictive maintenance of downhole valves

#42
20170350535
2017-12-07

METHODS OF FAULT DETECTION FOR SOLENOID VALVES

#43
20170284561
2017-10-05

Method for determining the degree of wear of a valve, and apparatus for carrying out said method

#44
20170115669
2017-04-27

Method for controlling a valve actuator and a valve actuator control device

#45
20170114726
2017-04-27

Apparatus and method for controlling and monitoring an electro-hydraulic servovalve

#46
20170075361
2017-03-16

Method of inspecting gas supply system

#47
20170044744
2017-02-16

Water system leak detection

#48
20170030481
2017-02-02

Method of inspecting switching time with fluid control valve

#49
20170030479
2017-02-02

Reprogrammable testing circuit for testing multiple types of valves

#50
20160208952
2016-07-21

Method and apparatus for valve position state estimation

#51
20160186890
2016-06-30

Method for monitoring a valve of an aircraft engine

#52
20160186889
2016-06-30

Discrete valve flow rate converter

#53
20160076664
2016-03-17

Methods and apparatus to communicatively couple on/off valves to controllers in a process control system

#54
20160069475
2016-03-10

Valve having a leakage indicator

#55
20160061348
2016-03-03

Enteral feeding pump certification

#56
20160041539
2016-02-11

Control device diagnostic using accelerometer

#57
20160038662
2016-02-11

Device having a flow channel, a nonreturn valve, and a flow detector that detects a position of the nonreturn valve

#58
20160010639
2016-01-14

Best-fit affinity sensorless conversion means or technique for pump differential pressure and flow monitoring

#59
20150376875
2015-12-31

Automatic valve shutoff device and methods

#60
20150345659
2015-12-03

Valve for abnormal liquid

#61
20150342835
2015-12-03

Enteral feeding pump certification

#62
20150323936
2015-11-12

Methods and apparatus to partial stroke test valves using pressure control

#63
20150297458
2015-10-22

RAPID RECONSTITUTION PACKAGES FOR MIXING AND DELIVERY OF DRUGS

#64
20150286205
2015-10-08

System and method for controlling a valve

#65
20150285398
2015-10-08

Method for transmitting data for device diagnostics and implementations thereof

#66
20150192210
2015-07-09

Control valve assembly

#67
20150176722
2015-06-25

Methods to improve online diagnostics of valve assemblies on a process line and implementation thereof

#68
20150102252
2015-04-16

Apparatus for setting and verifying set point on a valve assembly

#69
20150088434
2015-03-26

Valve prognostics for polymeric components based on accelerated aging techniques

#70
20150065956
2015-03-05

Systems and methods for monitoring an injection procedure

#71
20150020540
2015-01-22

Electronic expansion valve and air conditioner provided with electronic expansion valve

#72
20150013772
2015-01-15

Automatic valve shutoff device and methods

#73
20150000748
2015-01-01

Check valve apparatus and methods

#74
20140261791
2014-09-18

Laboratory testing-based valve prognostics

#75
20140190263
2014-07-10

Acoustic fluid valve calibration

#76
20140182381
2014-07-03

Gate valve real time health monitoring system, apparatus, program code and related methods

#77
20140180623
2014-06-26

SAFETY INSTRUMENT SYSTEM AND PST INITIATING METHOD

#78
20140180622
2014-06-26

SAFETY INSTRUMENT SYSTEM AND PST INITIATING METHOD

#79
20140116526
2014-05-01

Valve device and manufacturing method for the same

#80
20140100673
2014-04-10

Methods and apparatus for process device calibration

#81
20140047902
2014-02-20

Device and method for quantifying a leakage flow on an actuator

#82
20130340864
2013-12-26

Process valve including a force measuring device

#83
20130327426
2013-12-12

Positioner

#84
20130327425
2013-12-12

Positioner

#85
20130325188
2013-12-05

Method and system for mortar removal

#86
20130298654
2013-11-14

Method for diagnosing a valve of a fluid supply line to a line of an air system of a combustion engine

#87
20130291950
2013-11-07

System and method for conveying status information regarding an electronic faucet

#88
20130263653
2013-10-10

Method and device for diagnosing a blowoff valve for a supercharging device of an internal combustion engine

#89
20130227575
2013-08-29

Scheduling function in a wireless control device

#90
20130205559
2013-08-15

Quality control for a pressure relief device

#91
20130133405
2013-05-30

SHUT-OFF VALVE TESTING SYSTEM

#92
20130124132
2013-05-16

Stick-slip detecting device and detecting method

#93
20130124016
2013-05-16

Derived rate monitor for detection of degradation of fuel control servo valves

#94
20130105326
2013-05-02

Control valve assembly

#95
20130105322
2013-05-02

Control valve assembly

#96
20130081716
2013-04-04

Hydraulic apparatus control system

#97
20130008252
2013-01-10

DETECTION OF CRACKS ON METAL BELLOWS OF VALVES

#98
20120326885
2012-12-27

Remotely readable valve position indicators

#99
20120319700
2012-12-20

Solenoid-operated valve and method of monitoring same

#100
20120310582
2012-12-06

Partial stroke testing system coupled with fuel control valve

#101
20120292543
2012-11-22

Solenoid valve control device

#102
20120215488
2012-08-23

Method and apparatus for partial stroke testing of an emergency shutdown valve

#103
20120167996
2012-07-05

Valve Controller Automatic Calibration Without User Interface

#104
20120143380
2012-06-07

Method and system for mortar removal

#105
20120042721
2012-02-23

PARTIAL STROKE TESTING SYSTEM COUPLED WITH FUEL CONTROL VALVE

#106
20120024082
2012-02-02

Process valve including a force measuring device

#107
20110161051
2011-06-30

METHOD AND DEVICE FOR REMOTELY MONITORING MANUAL VALVES OF FLUID SYSTEMS IN THE NUCLEAR ISLAND OF A NUCLEAR POWER STATION

#108
20110114187
2011-05-19

System and method for conveying status information regarding an electronic faucet

#109
20110036424
2011-02-17

Valve-member monitoring system

#110
20100155635
2010-06-24

Systems & Methods For Monitoring And Controlling Water Consumption

#111
20100140518
2010-06-10

Valves Controlling Flow

#112
20100116365
2010-05-13

Remotely readable valve position indicators

#113
20090303057
2009-12-10

Leak detector for process valve

#114
20090266152
2009-10-29

Method for controlling the level of a motor vehicle body

#115
20090216350
2009-08-27

Control valve and positioner diagnostics

#116
20080163936
2008-07-10

Control valve and positioner diagnostics

#117
20080017824
2008-01-24

Valve status monitoring

#118
20070095392
2007-05-03

Accident pressure relief system for automobile gaseous fuel tank

#119
20070068225
2007-03-29

Leak detector for process valve

#120
20050033479
2005-02-10

Service panel with utility controller

#121
17542057
2024-06-11

System and method for managing pipeline equipment

#122
17360638
2025-01-21

System and method for valve exercising apparatus control operation