ClassID:

188545

G05D16/2093 - CPC Classification

Classification description:

Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power

Recent Application in this class:
#1
20260016843
2026-01-15

SELF-SUPPORTING SEGMENTED BLADDERS FOR REMOTE SENSING

#2
20230204052
2023-06-29

Piezoelectric ring bender servo valve assembly for aircraft flight control actuation and fuel control systems

#3
20220194340
2022-06-23

Electropneumatic parking-brake valve unit

#4
20210393480
2021-12-23

Sealing device for foot therapeutic apparatus and foot therapeutic apparatus with sealing device

#5
20210181772
2021-06-17

Solenoid initiator with a manual override for inflation system

#6
20210041899
2021-02-11

Valve device

#7
20200063883
2020-02-27

Piezoelectric ring bender servo valve assembly for aircraft flight control actuation and fuel control systems

#8
20190377372
2019-12-12

Pressurization system for high pressure processing system

#9
20190346867
2019-11-14

PRESSURE CONTROL FOR GAS SYSTEM PAYBACK

#10
20190302811
2019-10-03

Smart gas pressure regulator with energy harvesting

#11
20190227580
2019-07-25

Pressure reducer for animal drinking troughs, and method for adjusting at least one pressure reducer for animal drinking troughs

#12
20190187732
2019-06-20

Pneumatic circuit for supplying air to at least one discharge valve and to at least one device for depressurizing an oil enclosure in a turbine engine

#13
20190186638
2019-06-20

Inlet pressure compensation for a valve system

#14
20190121375
2019-04-25

HARVESTING ENERGY FROM PRESSURE DROP OF FUEL GAS

#15
20190101943
2019-04-04

Relay valve and force balancing method

#16
20180348801
2018-12-06

Proportional valve

#17
20180346261
2018-12-06

Powder feed control system and method

#18
20180245607
2018-08-30

Pressure regulation servo-valve with reduced leakage flow rate

#19
20180231128
2018-08-16

Inlet pressure compensation for a valve system

#20
20180217619
2018-08-02

Positive sealing proportional control valve with sealable vent valve

#21
20180209297
2018-07-26

Methods and apparatus to control the actuation of regulators including a loading chamber

#22
20180202470
2018-07-19

Valve

#23
20180087588
2018-03-29

Control device and control method

#24
20180017977
2018-01-18

Differential pressure regulating shut-off valve

#25
20170351275
2017-12-07

Vacuum valve and vacuum pressure control system using the same

#26
20170344034
2017-11-30

Receiver surge test tool assembly, system, and method

#27
20170314701
2017-11-02

Pressure relief valve

#28
20170307140
2017-10-26

System and method for automatically filling fluid cylinders

#29
20170218601
2017-08-03

CONTROLLER AND CONTROL SYSTEM FOR A PRESSURE REDUCING VALVE

#30
20170199531
2017-07-13

Fluid regulators and associated actuators

#31
20170191579
2017-07-06

Universal external isolation and B and B valve skid for industrial gas appliances

#32
20170130904
2017-05-11

Pipeline-waste-gas reducer apparatus

#33
20170130903
2017-05-11

Pipeline-waste-gas reduction method

#34
20160334139
2016-11-17

Slow opening and fast closing gas valves and related methods

#35
20160265679
2016-09-15

Recirculation valve

#36
20160076668
2016-03-17

Pressure gauge device featuring setting for automatic supply and termination of pressure

#37
20150337524
2015-11-26

System, method, and apparatus for monitoring wear in a flush valve using pressure detection

#38
20150315975
2015-11-05

Integral filter and regulator for valve

#39
20150286223
2015-10-08

System for regulating pressure in a fluid supply pipe

#40
20150277452
2015-10-01

Pressure compensation system

#41
20150273427
2015-10-01

Pressure controller

#42
20150268669
2015-09-24

Device for providing a fluid having regulated output pressure

#43
20150267826
2015-09-24

Pressure reducing valve

#44
20150211552
2015-07-30

Electronic controller with integral vent valve

#45
20150107686
2015-04-23

Oil pump for internal combustion engine, and relief pressure control apparatus for oil pump

#46
20150059878
2015-03-05

Pressure regulating valve

#47
20150053272
2015-02-26

PRESSURE STABILIZATION METHOD

#48
20150027557
2015-01-29

Electronically controlled pressure relief valve

#49
20150013432
2015-01-15

Method of monitoring wear in a diaphragm valve using pressure detection

#50
20140366965
2014-12-18

Integral filter and regulator for valve

#51
20140358301
2014-12-04

Pilot operated gas regulator with diaphragm protection

#52
20140358289
2014-12-04

Method and apparatus for conditional control of an electronic pressure regulator

#53
20140352813
2014-12-04

System and methods for control and monitoring of a field device

#54
20140299197
2014-10-09

Method of controlling proportional motion control valve

#55
20140182055
2014-07-03

Method of monitoring wear in a diaphragm valve using pressure detection

#56
20140130907
2014-05-15

Vacuum pressure regulation system

#57
20140124059
2014-05-08

Valve assembly

#58
20140099223
2014-04-10

Cold start valve and hydraulic arrangement having a cold start valve of this type

#59
20130319535
2013-12-05

Process fluid actuated pilot operated control valve

#60
20130255809
2013-10-03

Valve, in particular pilot-operated proportional pressure control valve

#61
20130118595
2013-05-16

Pressure regulating device and method of operating a pressure regulating device

#62
20130112293
2013-05-09

Infinitely variable pressure-control valve

#63
20130008519
2013-01-10

Electronically controlled pressure relief valve

#64
20120192569
2012-08-02

Pitot tube with increased particle separation for a compressor bleed system of a gas turbine engine

#65
20120090946
2012-04-19

Powertrain pressure control system

#66
20110153124
2011-06-23

Wireless display unit for ECP transition system

#67
20100211229
2010-08-19

Fluid pressure control apparatus/process

#68
20100168927
2010-07-01

Controller and control system for a pressure reducing valve

#69
20100126601
2010-05-27

Pilot valve for a pressure reducing valve

#70
20090069961
2009-03-12

Change over valve for a transition system

#71
20050241704
2005-11-03

Pressure regulation valve

#72
20050049755
2005-03-03

Fluid regulation

#73
15726679
2019-10-08

Electrohydraulic counterbalance and pressure relief valve

#74
15714276
2019-10-08

Pressure regulating valve with incorporated shut-off mechanism and fluid bypass