HK1141856A1 - System and method for hydraulically managing fluid pressure downstream from a main valve between set points - Google Patents

System and method for hydraulically managing fluid pressure downstream from a main valve between set points

Info

Publication number
HK1141856A1
HK1141856A1 HK10108197A HK10108197A HK1141856A1 HK 1141856 A1 HK1141856 A1 HK 1141856A1 HK 10108197 A HK10108197 A HK 10108197A HK 10108197 A HK10108197 A HK 10108197A HK 1141856 A1 HK1141856 A1 HK 1141856A1
Authority
HK
Hong Kong
Prior art keywords
fluid pressure
main valve
set points
pressure downstream
managing fluid
Prior art date
Application number
HK10108197A
Other languages
English (en)
Inventor
Robert Folk
Original Assignee
Cla Val Company
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cla Val Company filed Critical Cla Val Company
Publication of HK1141856A1 publication Critical patent/HK1141856A1/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/365—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor the fluid acting on a diaphragm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
    • F16K31/1262—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like one side of the diaphragm being spring loaded
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/14—Control of fluid pressure with auxiliary non-electric power
    • G05D16/16—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
    • G05D16/163—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using membranes within the main valve
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/0404—Control of fluid pressure without auxiliary power with two or more controllers mounted in parallel
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/0608—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the controller being mounted within the flow path and having slidable elements
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
    • G05D16/0638—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane characterised by the form of the obturator
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
    • G05D16/0644—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator
    • G05D16/0672—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using several spring-loaded membranes
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/14—Control of fluid pressure with auxiliary non-electric power
    • G05D16/18—Control of fluid pressure with auxiliary non-electric power derived from an external source
    • G05D16/185—Control of fluid pressure with auxiliary non-electric power derived from an external source using membranes within the main valve
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes
    • Y10T137/0324—With control of flow by a condition or characteristic of a fluid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes
    • Y10T137/0324—With control of flow by a condition or characteristic of a fluid
    • Y10T137/0379—By fluid pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes
    • Y10T137/0396—Involving pressure control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7764—Choked or throttled pressure type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7769—Single acting fluid servo
    • Y10T137/777—Spring biased
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7793—With opening bias [e.g., pressure regulator]
    • Y10T137/7797—Bias variable during operation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7793—With opening bias [e.g., pressure regulator]
    • Y10T137/7804—Main flow through isolated reactor chamber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7793—With opening bias [e.g., pressure regulator]
    • Y10T137/7822—Reactor surface closes chamber
    • Y10T137/7828—Valve head on yoke
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86485—Line condition change responsive release of valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Fluid Pressure (AREA)
  • Fluid-Driven Valves (AREA)
HK10108197A 2007-04-13 2010-08-30 System and method for hydraulically managing fluid pressure downstream from a main valve between set points HK1141856A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US91160407P 2007-04-13 2007-04-13
US11/927,474 US8091582B2 (en) 2007-04-13 2007-10-29 System and method for hydraulically managing fluid pressure downstream from a main valve between set points
PCT/US2007/083008 WO2008127392A1 (en) 2007-04-13 2007-10-30 System and method for hydraulically managing fluid pressure downstream from a main valve between set points

Publications (1)

Publication Number Publication Date
HK1141856A1 true HK1141856A1 (en) 2010-11-19

Family

ID=39852627

Family Applications (1)

Application Number Title Priority Date Filing Date
HK10108197A HK1141856A1 (en) 2007-04-13 2010-08-30 System and method for hydraulically managing fluid pressure downstream from a main valve between set points

Country Status (9)

Country Link
US (5) US8091582B2 (zh)
EP (1) EP2145125B1 (zh)
CN (1) CN101668976B (zh)
AU (1) AU2007351447B2 (zh)
CA (1) CA2683567C (zh)
HK (1) HK1141856A1 (zh)
IL (1) IL201435A (zh)
WO (1) WO2008127392A1 (zh)
ZA (1) ZA200907058B (zh)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008127899A2 (en) * 2007-04-13 2008-10-23 Cla-Val Co. System and method for hydraulically managing fluid pressure downstream from a main valve
US20100006165A1 (en) * 2008-07-11 2010-01-14 Honeywell International Inc. Hydraulically actuated pneumatic regulator
US9493931B2 (en) * 2008-12-30 2016-11-15 I20 Water Limited Mains water supply processing
US8794589B2 (en) * 2009-01-27 2014-08-05 Fisher Controls International, Llc Actuator having an override apparatus
US8381761B2 (en) * 2009-05-21 2013-02-26 Cla-Val Co. Pressure management control valve assembly
AU2010202045B2 (en) * 2009-05-21 2015-02-05 Cla-Val Company Pressure Management Control Valve Assembly
US8418770B2 (en) * 2009-08-03 2013-04-16 Ocv Control Valves Multi-process electronic control valve system
DE102009045773A1 (de) * 2009-10-16 2011-04-21 Prominent Dosiertechnik Gmbh Druckhalteventil
US8549984B2 (en) * 2009-12-28 2013-10-08 Fisher Controls International, Llc Apparatus to increase a force of an actuator having an override apparatus
KR20120117905A (ko) 2010-01-28 2012-10-24 프레지던트 앤드 펠로우즈 오브 하바드 칼리지 프로테아좀 활성을 향상시키는 조성물 및 방법
CA2807242C (en) 2010-08-04 2017-05-02 Thomas Julius Borody Compositions for fecal floral transplantation and methods for making and using them and devices for delivering them
FR2968099B1 (fr) * 2010-11-30 2019-12-20 Bayard Vanne a modulation de pression securisee
DE102011101187B4 (de) * 2011-05-11 2014-09-04 Magna Steyr Fahrzeugtechnik Ag & Co Kg Druckminderer
CN103635230B (zh) 2011-05-12 2017-10-31 普罗蒂斯特斯治疗公司 蛋白内稳态调节剂
US9890870B2 (en) * 2011-12-29 2018-02-13 Schneider Electric Buildings Llc Valve flow control optimization via customization of an intelligent actuator
NO336835B1 (no) * 2012-03-21 2015-11-16 Inflowcontrol As Et apparat og en fremgangsmåte for fluidstrømstyring
JP6049184B2 (ja) * 2012-12-04 2016-12-21 Ｋｙｂ株式会社 制御バルブ
US9176505B2 (en) * 2012-12-28 2015-11-03 Emerson Process Management Regulator Technologies, Inc. Backpressure regulator with easy pump start-up
WO2014116228A1 (en) 2013-01-25 2014-07-31 President And Fellows Of Harvard College Usp14 inhibitors for treating or preventing viral infections
US10358569B2 (en) * 2013-03-15 2019-07-23 South Dakota Board Of Regents Systems and methods for printing patterns using near infrared upconverting inks
ITVI20130136A1 (it) * 2013-05-17 2014-11-18 Pietro Fiorentini Spa Regolatore di pressione per un gas e metodo di pilotaggio per tale regolatore di pressione
WO2015073528A1 (en) 2013-11-12 2015-05-21 Proteostasis Therapeutics, Inc. Proteasome activity enhancing compounds
CN104806797B (zh) * 2013-12-31 2018-02-23 缪勒Sv有限公司 自动流量控制系统及导阀组件
EP3088779B1 (en) * 2015-04-30 2018-10-17 Danfoss A/S Soft throttling valve
US9760097B2 (en) * 2015-06-03 2017-09-12 Emerson Process Management Regulator Technologies, Inc. Adjustable deadband control system
ITUA20161689A1 (it) * 2016-03-15 2017-09-15 Madas Srl Freno idraulico
IT201600079425A1 (it) * 2016-07-28 2018-01-28 Pietro Fiorentini Spa Dispositivo di taratura per un regolatore di pressione per gas, in particolare per un pilota, e sistema di regolazione della pressione di un gas comprendente tale dispositivo di taratura
US10156297B2 (en) * 2016-09-09 2018-12-18 Control Concepts, Inc. Sanitary high pressure aerator valve assembly
WO2018071536A1 (en) 2016-10-11 2018-04-19 Crestovo Holdings Llc Compositions and methods for treating primary sclerosing cholangitis and related disorders
EP3315838B1 (en) * 2016-11-01 2024-10-02 Danfoss A/S Top cover for a soft throttling valve body, soft throttling valve and method for assembling a soft throttling valve
IT201700006901A1 (it) * 2017-01-23 2018-07-23 Pietro Fiorentini Spa Metodo per il monitoraggio di un dispositivo di regolazione del flusso di un gas e sistema di regolazione impiegante tale metodo
US11396446B2 (en) * 2017-05-15 2022-07-26 Gate Cfv Solutions, Inc. High ratio fluid control
CN107246498B (zh) * 2017-07-26 2023-10-20 中国长江电力股份有限公司 一种供水系统减压阀用双先导阀控制系统及控制方法
MX2020003674A (es) * 2017-10-26 2020-08-03 Dorot Man Control Valves Ltd Sistema regulador de presion de punto de ajuste dual.
US20190145538A1 (en) * 2017-11-14 2019-05-16 Sur-Flo Meters & Controls Ltd Valve with Expandable Sleeve Fitted Over Perforated Walls of Inlet and Outlet Channels to Control Flow Therebetween
US10774939B2 (en) * 2018-04-12 2020-09-15 Cla-Val Co. Valve with integral insert-cast seat and related method
IT201800007629A1 (it) * 2018-07-30 2020-01-30 Pietro Fiorentini Spa Impianto riduttore di pressione con due o piu’ linee operanti in parallelo
CN112912813B (zh) * 2018-10-23 2024-07-26 彼得罗菲奥伦蒂尼有限公司 用于气体分配系统的压力调节器和用于对压力调节器进行前导的前导装置
GB201820330D0 (en) * 2018-12-13 2019-01-30 Rolls Royce Plc Depressurisation valve
CN109595374B (zh) * 2019-01-14 2024-05-10 中国长江电力股份有限公司 一种双隔膜结构持压泄压控制导阀及控制方法
US11713828B2 (en) * 2019-04-30 2023-08-01 Dresser, Llc Pilot-operated pressure regulator
US11713827B2 (en) * 2019-04-30 2023-08-01 Dresser, Llc Expandable pilot assembly for pressure regulators
CA3147636A1 (en) * 2019-07-19 2021-01-28 Emerson Automation Solutions Final Control US LP Rapid dome loading pilot valve bypass
US11275393B2 (en) * 2019-11-07 2022-03-15 Pittway Sarl Air spring pressure regulating valve
KR102228698B1 (ko) * 2020-05-26 2021-03-18 주식회사 케이씨 가스 공급 장치
WO2022026703A1 (en) * 2020-07-31 2022-02-03 Viking Group, Inc. Fluid control valve assembly for fire protection systems
US20220187857A1 (en) * 2020-12-10 2022-06-16 Griswold Industries Control system for regulating waterworks pressure
US12078256B2 (en) * 2020-12-28 2024-09-03 Neptune Technology Group Inc. Oscillating valve
CN112797221B (zh) * 2021-03-01 2022-09-06 四川长仪油气集输设备股份有限公司 先导轴流式安全阀
US20220282794A1 (en) * 2021-03-03 2022-09-08 Neptune Technology Group Inc. Diaphragm valve formed using additive manufacture
CN113108066B (zh) * 2021-05-07 2024-09-13 武汉杰威信息技术有限公司 一种远程调压阀控制系统及方法
CN113374920B (zh) * 2021-07-12 2024-09-20 昆山永燃燃气设备有限公司 一种h型选线指挥器

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2339487A (en) * 1944-01-18 Time and volume control for gas
US3125319A (en) * 1964-03-17 Hydraulic elevator control system
US1005716A (en) * 1910-02-04 1911-10-10 J L Baker Automatic expansion-valve.
US1460301A (en) * 1921-10-08 1923-06-26 Adolph Mueller Fluid-pressure regulator
US1842236A (en) * 1929-09-07 1932-01-19 Bastian Blessing Co Two stage regulator
US2309848A (en) * 1937-06-05 1943-02-02 William R King Differential pressure loaded control valve
US2230914A (en) * 1938-08-15 1941-02-04 Gayle C Sherman Pressure booster
US2235304A (en) 1938-12-01 1941-03-18 Perfection Gear Company Valve
US2273605A (en) * 1940-08-31 1942-02-17 Joseph E Wall Valve
US2289639A (en) * 1940-12-23 1942-07-14 Arthur J Fausek Oxygen delivery apparatus
US2543846A (en) * 1944-02-29 1951-03-06 Clayton Manufacturing Co Quick-operating pressure relief valve
US2399938A (en) * 1944-06-17 1946-05-07 Alfred W Pett Control apparatus
US2496849A (en) * 1944-11-15 1950-02-07 Mckay H Dexter Valve
US2433414A (en) * 1944-11-20 1947-12-30 Fluid Control Engineering Co Fluid flow control device
US2536184A (en) * 1945-04-13 1951-01-02 Bailey Meter Co Pressure fluid follow-up servomotor
US2599534A (en) * 1945-06-20 1952-06-10 M & J Engineering Co Fluid flow control apparatus
US2991796A (en) * 1954-09-30 1961-07-11 Donald G Griswold Valves and automatic control means therefor
US3136333A (en) * 1960-04-25 1964-06-09 Donald G Griswold Modulating valve control systems
US3168901A (en) * 1962-02-03 1965-02-09 Murakami Eizaburo Liquid pressure automatic regulation valve
US3219236A (en) * 1962-08-06 1965-11-23 Coca Cola Bottling Works Compa System for dispensing carbonated beverages
US3185344A (en) * 1963-02-15 1965-05-25 Smith Corp A O Fluid control system and set stop control valve therefor
US3302531A (en) * 1964-08-03 1967-02-07 Dover Corp Elevator control system
US3437111A (en) * 1966-02-10 1969-04-08 Newport News S & D Co Shut-off valve having main and back-up valves
US3428063A (en) * 1966-10-12 1969-02-18 Whittaker Corp Liquid transfer valve having float control and acceleration responsive pilot valve
BE756932A (fr) * 1969-10-02 1971-04-01 Fischer Controls Cy Soupapes comportant notamment un dispositif reduisant l'intensite des bruits
US3625247A (en) * 1969-10-27 1971-12-07 Eclipse Fuel Eng Co Pressure regulator with pressure relief valve
US3592223A (en) * 1969-11-06 1971-07-13 Cla Val Co Pilot-operated modulating valve system and flow stabilizer incorporated therein
US3669143A (en) * 1969-11-06 1972-06-13 Cal Val Co Flow stabilizer for pilot-operated modulating valve system
US3875957A (en) * 1972-09-19 1975-04-08 Robertshaw Controls Co Oxygen-air diluter device
US3990299A (en) * 1974-05-09 1976-11-09 Kaiser Aerospace And Electronics Corporation Combined water meter and pressure regulator
US4143850A (en) 1977-05-25 1979-03-13 Robertshaw Controls Company Pilot operated valve positioner
US4154259A (en) * 1977-11-22 1979-05-15 Mueller Co. Fire hydrants with improved unitized bonnet configuration
US4553732A (en) 1984-02-13 1985-11-19 Brundage Robert W Solenoid controlled flow valve
US4565349A (en) * 1984-03-20 1986-01-21 Koomey, Inc. Fail safe hydraulic piloted pressure reducing and regulating valve
GB8427871D0 (en) 1984-11-03 1984-12-12 Glenfield & Kennedy Ltd Pressure reducing valve
GB8511146D0 (en) * 1985-05-02 1985-06-12 Ashcroft A J Fluid flow governor
US4712769A (en) * 1986-08-29 1987-12-15 White Consolidated Industries, Inc. High temperature balanced valve trim
DE3743569A1 (de) 1987-12-22 1989-07-13 Alfred Schmidt Schiebeventil mit mengenregulierung
US5183074A (en) * 1991-09-30 1993-02-02 Cla-Val Co. Pressure-reducing valve, and aircraft fueling system incorporating the same
GB9212122D0 (en) * 1992-06-09 1992-07-22 Technolog Ltd Water supply pressure control apparatus
US5348036A (en) 1993-05-04 1994-09-20 Singer Valve Inc. Automatic control valve
US5393035A (en) * 1994-02-23 1995-02-28 Dynamic Air, Inc. Flow control valve
US5555910A (en) 1994-08-30 1996-09-17 Groth Corporation Pressure relief valves adapted for low pressure operation
US5816286A (en) 1997-05-30 1998-10-06 Fisher Controls International, Inc. Pressure unloading pilot operated regulator having pressure limiting check valve
US6056008A (en) 1997-09-22 2000-05-02 Fisher Controls International, Inc. Intelligent pressure regulator
US5967176A (en) * 1998-04-17 1999-10-19 Blann; Brian David Francis Automatic flow control valve with variable set-points
GB2350663A (en) * 1999-06-04 2000-12-06 Technolog Ltd Pilot valve
US6354319B1 (en) 2000-04-13 2002-03-12 Dresser, Inc. Low differential, pilot operated fluid pressure regulation apparatus and method
IT1315469B1 (it) * 2000-07-17 2003-02-18 Pietro Fiorentini Spa Regolatore di pressione per impianti di trasporto e distribuzione digas.
US6695578B2 (en) * 2001-12-19 2004-02-24 Sikorsky Aircraft Corporation Bleed valve system for a gas turbine engine
US6637452B1 (en) * 2002-10-08 2003-10-28 Fisher Controls International, Inc. Valve with self-cleaning trim
US6752169B2 (en) 2002-10-31 2004-06-22 Lindsay Manufacturing Co. Pressure regulator and shut-off valve
US6932321B2 (en) * 2003-05-28 2005-08-23 Fisher Controls International Llc Balanced-plug cage style control valve and bonnet seal assembly
US7066710B2 (en) * 2004-05-27 2006-06-27 Honeywell International, Inc. Pneumatic valve control having improved opening characteristics and an air turbine starter incorporating the same
US20060049375A1 (en) 2004-09-07 2006-03-09 Fisher Controls International Llc Boronized valve seal

Also Published As

Publication number Publication date
IL201435A (en) 2012-10-31
ZA200907058B (en) 2010-06-30
IL201435A0 (en) 2010-05-31
EP2145125B1 (en) 2019-04-24
US9249896B2 (en) 2016-02-02
US20120006413A1 (en) 2012-01-12
CA2683567A1 (en) 2008-10-23
US20120012199A1 (en) 2012-01-19
CA2683567C (en) 2015-04-28
US20140174562A1 (en) 2014-06-26
AU2007351447A1 (en) 2008-10-23
US8091582B2 (en) 2012-01-10
US8695630B2 (en) 2014-04-15
WO2008127392A1 (en) 2008-10-23
EP2145125A4 (en) 2011-08-17
US8550101B2 (en) 2013-10-08
US20120006417A1 (en) 2012-01-12
US20080251146A1 (en) 2008-10-16
CN101668976B (zh) 2013-01-09
CN101668976A (zh) 2010-03-10
EP2145125A1 (en) 2010-01-20
AU2007351447B2 (en) 2014-03-13

Similar Documents

Publication Publication Date Title
HK1141856A1 (en) System and method for hydraulically managing fluid pressure downstream from a main valve between set points
EP2038718A4 (en) METHOD AND SYSTEM FOR CONTROLLING A FLOW CONTROL VALVE
GB2491767B (en) Systems, methods, and devices for isolating portions of a wellhead from fluid pressure
EP2146772A4 (en) SYSTEM AND METHOD FOR CARRYING OUT NON-STANDARD FOIL CONNECTION CONNECTIONS
HK1135053A1 (en) System and method for managing reduced pressure at a tissue site
GB2472157B (en) A tubing pressure insensitive actuator system and method
GB2433953B (en) System and method for cementing through a safety valve
HK1131669A1 (en) System and method for regulating flow of a fluid
EP2092196A4 (en) SYSTEM AND METHOD FOR OPERATING A PUMP
HK1127815A1 (en) System and method for evaluation of fluid flow in a piping system
EP2114483A4 (en) SYSTEM AND METHOD FOR APPLYING REDUCED PRESSURE TO A TISSUE SITE
EP2253854A4 (en) OIL PRESSURE SYSTEM AND VALVE ASSEMBLY FOR USE IN THIS OIL PRESSURE SYSTEM
PL1884757T3 (pl) Sposób i urządzenie do monitorowania ciśnienia płynu
PL2037246T3 (pl) Sposób monitorowania stanu rękawa na okładziny w systemie rur lub kanałów
GB0819003D0 (en) Method and system for using a point-of-scale system to correlate transactions to a coupon database
GB2481767B (en) Method and apparatus for managing fluid flow within a screw pump system
EP2144663A4 (en) SYSTEMS AND METHODS FOR DISTRIBUTING A FLUID MEDICINE
EP2344258A4 (en) DISPENSING VALVE AND METHOD FOR DELIVERING PRESSURIZED FLUID
EP2376874A4 (en) A method for field-measuring fluid flow meters
SG10201509023QA (en) Pressure Relief Valve And Method For Subsea Components
IL192767A0 (en) A pressure relief valve and a method for regulating pressure
EP2235418A4 (en) HIGH PRESSURE HOSE CLADDING ASSEMBLY AND METHOD
GB0605252D0 (en) System and method for hydraulic displacement
GB2462545B (en) System and methods for controlling fluid discharge from a nozzle
IL177035A0 (en) A pipe fitting assembly and a method for forming thereof

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20201101