PL3104246T3 - Zawór regulacji przepływu - Google Patents

Zawór regulacji przepływu

Info

Publication number
PL3104246T3
PL3104246T3 PL16171000T PL16171000T PL3104246T3 PL 3104246 T3 PL3104246 T3 PL 3104246T3 PL 16171000 T PL16171000 T PL 16171000T PL 16171000 T PL16171000 T PL 16171000T PL 3104246 T3 PL3104246 T3 PL 3104246T3
Authority
PL
Poland
Prior art keywords
control valve
flow control
flow
valve
control
Prior art date
Application number
PL16171000T
Other languages
English (en)
Inventor
Gerhard Löffler
Original Assignee
Oventrop Gmbh & Co. Kg
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
Priority claimed from DE102013107762.5A external-priority patent/DE102013107762A1/de
Priority claimed from DE102014004910.8A external-priority patent/DE102014004910A1/de
Priority claimed from DE102014004907.8A external-priority patent/DE102014004907A1/de
Application filed by Oventrop Gmbh & Co. Kg filed Critical Oventrop Gmbh & Co. Kg
Publication of PL3104246T3 publication Critical patent/PL3104246T3/pl

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/44—Details of seats or valve members of double-seat valves
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/44—Details of seats or valve members of double-seat valves
    • F16K1/443—Details of seats or valve members of double-seat valves the seats being in series
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/52—Means for additional adjustment of the rate of flow
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/52—Means for additional adjustment of the rate of flow
    • F16K1/526—Means for additional adjustment of the rate of flow for limiting the maximum flow rate, using a second valve
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/10—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/10—Arrangement or mounting of control or safety devices
    • F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
    • F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
    • F24D19/1015—Arrangement or mounting of control or safety devices for water heating systems for central heating using a valve or valves
    • F24D19/1036—Having differential pressure measurement facilities
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0106—Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule
    • 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
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7787—Expansible chamber subject to differential pressures
    • Y10T137/7788—Pressures across fixed choke

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Temperature-Responsive Valves (AREA)
  • Control Of Fluid Pressure (AREA)
  • Lift Valve (AREA)
  • Valve Housings (AREA)
  • Safety Valves (AREA)
  • Details Of Valves (AREA)
  • Flow Control (AREA)
PL16171000T 2013-07-22 2014-07-01 Zawór regulacji przepływu PL3104246T3 (pl)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE102013107762.5A DE102013107762A1 (de) 2013-07-22 2013-07-22 Durchflussregelventil
DE102014103051 2014-03-07
DE102014004910.8A DE102014004910A1 (de) 2014-03-07 2014-04-04 Durchflussregelventil
DE102014004907.8A DE102014004907A1 (de) 2014-04-04 2014-04-04 Durchflussregelventil
EP16171000.9A EP3104246B1 (de) 2013-07-22 2014-07-01 Durchflussregelventil
EP14766889.1A EP3025207B1 (de) 2013-07-22 2014-07-01 Durchflussregelventil

Publications (1)

Publication Number Publication Date
PL3104246T3 true PL3104246T3 (pl) 2018-03-30

Family

ID=55178593

Family Applications (2)

Application Number Title Priority Date Filing Date
PL14766889T PL3025207T3 (pl) 2013-07-22 2014-07-01 Zawór regulacji przepływu
PL16171000T PL3104246T3 (pl) 2013-07-22 2014-07-01 Zawór regulacji przepływu

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL14766889T PL3025207T3 (pl) 2013-07-22 2014-07-01 Zawór regulacji przepływu

Country Status (14)

Country Link
US (1) US10139839B2 (pl)
EP (2) EP3104246B1 (pl)
JP (1) JP6214114B2 (pl)
KR (1) KR102176610B1 (pl)
CN (1) CN105593584B (pl)
AU (2) AU2014295508B2 (pl)
BR (1) BR112016001415B1 (pl)
CA (2) CA2918351C (pl)
DK (2) DK3025207T3 (pl)
ES (2) ES2648314T3 (pl)
HK (1) HK1222443A1 (pl)
PL (2) PL3025207T3 (pl)
RU (1) RU2637074C2 (pl)
WO (1) WO2015010685A2 (pl)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2918351C (en) * 2013-07-22 2019-08-13 Oventrop Gmbh & Co. Kg Flow-control valve
DE102014110550B4 (de) 2014-07-25 2017-07-13 Oventrop Gmbh & Co. Kg Regelarmatur
US9910447B2 (en) * 2015-03-10 2018-03-06 Fratelli Pettinaroli S.P.A. Automatic balancing valve
EP3418847B1 (en) 2016-03-24 2022-01-26 Honeywell Technologies Sarl Flow regulation valve
WO2017193855A1 (zh) * 2016-05-10 2017-11-16 比亚迪股份有限公司 膨胀开关阀
CN106122570A (zh) * 2016-08-04 2016-11-16 上海申吉仪表有限公司 柴油机冷却水旁通阀
DE102016125734A1 (de) * 2016-12-27 2018-06-28 Oventrop Gmbh & Co. Kg Regelarmatur
DE102017102308A1 (de) 2017-02-07 2018-08-09 Oventrop Gmbh & Co. Kg Ventil mit einer Einrichtung zur Voreinstellung des Strömungskanalquerschnittes
ES2906135T3 (es) * 2017-07-20 2022-04-13 Danfoss As Disposición de válvula para controlar el flujo de un fluido de calefacción o refrigeración
EP3669106B1 (en) * 2017-08-14 2022-08-03 Flowcon International ApS Control valve for heating and/or cooling system
KR101959992B1 (ko) * 2018-01-31 2019-03-20 주식회사 브이오텍 온수분배기용 유량조절밸브
DK3527862T3 (da) 2018-02-19 2021-01-25 Oventrop Gmbh & Co Kg Ventil med en indretning til forudindstilling af strømningskanaltværsnittet
DE102018204584A1 (de) * 2018-03-26 2019-09-26 Coperion Gmbh Anfahrventil-Drossel-Vorrichtung zum Austragen einer Schmelze aus einer Schneckenmaschine sowie Anlage zur Aufbereitung von Schüttgut mit einer derartigen Anfahrventil-Drossel-Vorrichtung und Verfahren zum Austragen einer Schmelze aus einer Schneckenmaschine mittels einer derartigen Anfahrventil-Drossel-Vorrichtung
EP3575915B1 (en) 2018-05-28 2021-07-21 Honeywell Technologies Sarl Flow regulation valve and method for calibrating the same
ES2923513T3 (es) 2018-07-27 2022-09-28 Ideal Standard Int Nv Válvula sanitaria con válvula de membrana
CN109236614B (zh) * 2018-11-01 2023-10-17 南京尚爱机械制造有限公司 一种活塞式压缩机控制气缸冷却水流量的温控阀
IT201900003389A1 (it) * 2019-03-08 2020-09-08 Giacomini Spa Gruppo di regolazione a cartuccia con camera di compensazione e valvola idraulica comprendente il gruppo di regolazione a cartuccia.
US11499726B2 (en) * 2019-09-17 2022-11-15 Emerson Electric Co. Coaxial gas valve assemblies including electronically controlled solenoids
KR102150463B1 (ko) * 2020-02-03 2020-09-01 신동민 텐션 포스의 조절을 통한 유체 압력 콘트롤 시스템
CN112555425A (zh) * 2020-11-30 2021-03-26 广州皖安机电设备有限公司 一种可调节液体流量的液压阀
EP4296548A1 (de) * 2022-06-22 2023-12-27 Flühs Drehtechnik GmbH Ventiloberteil

Family Cites Families (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1507874A (en) * 1924-09-09 Orchard valve
US2474430A (en) * 1949-06-28 Valve
US1502650A (en) * 1921-06-16 1924-07-29 Nathan Mfg Co Gauge cock
US1467464A (en) * 1921-09-29 1923-09-11 Hampden Brass Company Safety faucet
US1563590A (en) * 1923-11-02 1925-12-01 Herman W Rottel Valve
US1674074A (en) * 1925-04-27 1928-06-19 Orrey A Turner Irrigating valve
US1631564A (en) * 1925-07-14 1927-06-07 Diederik Lodewijk Hendr Raalte Valve for making connection between underground main piping and underground branch piping
US1678927A (en) * 1927-04-13 1928-07-31 Jr Albert J Weatherhead Drain cock or valve
US1821422A (en) * 1928-08-09 1931-09-01 Edna Brass Mfg Company Gauge cock
US2029202A (en) * 1935-08-28 1936-01-28 Chester G Shepherd High pressure safety gauge cock
US2211068A (en) * 1937-12-24 1940-08-13 Albert E Vandercock Method and apparatus for classifying solids
US2377227A (en) * 1941-06-04 1945-05-29 Donald G Griswold Pressure responsive valve
US2339421A (en) * 1941-09-30 1944-01-18 Westinghouse Air Brake Co Pilot mechanism
US2374690A (en) * 1942-02-09 1945-05-01 Charles E Laue Valve
US2403689A (en) * 1942-08-28 1946-07-09 Hoof Products Company Fluid lockout device
US2414911A (en) * 1944-02-03 1947-01-28 Temple Velocity Equipment Inc Emergency valve
US2473704A (en) * 1947-10-01 1949-06-21 Phillips Petroleum Co Hose connector and valve
US2655946A (en) * 1949-06-02 1953-10-20 Melvin P Morris Valve for leak patching device for pipe lines
US2623331A (en) * 1950-08-01 1952-12-30 Agro Phosphate Company Diaphragm type of pressure regulators
US2916047A (en) * 1952-12-22 1959-12-08 Kenneth L Butcher Automatic regulation of the rate of flow of a fluid through a pipe or the like
US3532104A (en) * 1968-01-24 1970-10-06 Kenneth H Hoen Pressure compensated flow control valve system
US3948481A (en) * 1974-05-02 1976-04-06 The Weatherhead Company Draincock for automotive cooling system
CA1051508A (en) * 1975-03-07 1979-03-27 Continental Oil Company Port closure apparatus for differentially pressured vessels
US4418888A (en) * 1981-06-08 1983-12-06 Perfection Corporation Angle cock valve
US4703776A (en) * 1986-02-12 1987-11-03 Rumney Roger E Snow hydrant
SU1493982A1 (ru) * 1987-04-13 1989-07-15 Винницкий политехнический институт Регул тор расхода
JPH0720727Y2 (ja) * 1989-05-29 1995-05-15 フシマン株式会社 カートリッジ式圧力調整弁
JP2803969B2 (ja) * 1993-05-20 1998-09-24 株式会社クボタ 可変定流量弁
US5642752A (en) * 1993-08-23 1997-07-01 Kabushiki Kaisha Yokota Seisakusho Controllable constant flow regulating lift valve
EP0751448B1 (de) * 1995-06-28 2001-03-14 Siemens Building Technologies AG Durchfluss-Regelventil
EP0911714A1 (de) * 1997-10-20 1999-04-28 Electrowatt Technology Innovation AG Durchfluss-Regelventil mit integriertem Druckregler
US6062540A (en) * 1998-11-10 2000-05-16 Thomas Industries Inc. Double seal drain cock
KR20020081638A (ko) * 2001-04-20 2002-10-30 송정석 솔레노이드밸브
DE10256035B3 (de) 2002-11-30 2004-09-09 Danfoss A/S Wärmetauscher-Ventilanordnung, insbesondere Heizkörper-Ventilanordnung
JP2005132347A (ja) * 2003-10-10 2005-05-26 Advics:Kk ブレーキ用流体制御装置
RU43636U1 (ru) * 2004-08-09 2005-01-27 Общество с ограниченной ответственностью "Научно-производственный центр ОСТА" (ООО "НПЦ ОСТА") Автоматизированный регулятор расхода жидкости
US7681589B2 (en) * 2006-06-21 2010-03-23 Fmc Technologies, Inc. Pump valve retainer
DE102007013505A1 (de) * 2007-03-21 2008-10-02 F.W. Oventrop Gmbh & Co. Kg Armaturenkombination zur Regelung der Durchflussmenge oder des Differenzdruckes
DE102007050454B4 (de) 2007-10-19 2013-08-22 Danfoss A/S Regulierventil
CN101689054B (zh) * 2008-04-18 2012-03-21 F.W.奥文特罗普有限责任两合公司 用于调整流量或压差的阀组
DK177066B1 (da) * 2008-05-05 2011-05-23 Frese As Reguleringsventil
DE102009011506B4 (de) * 2009-03-06 2013-05-02 Oventrop Gmbh & Co. Kg Durchflussregelventil für Heizungs- und Kühlanlagen
US8800597B2 (en) * 2011-04-15 2014-08-12 Graco Minnesota Inc. Fine control gas valve
DE102011107273A1 (de) * 2011-07-15 2013-01-17 Robert Bosch Gmbh Regelventileinrichtung mit Differenzdruckregler
US8746283B2 (en) * 2011-10-03 2014-06-10 Aquasana, Inc. Faucet diverter valves
US20130299017A1 (en) * 2012-01-13 2013-11-14 Fluid Handling Llc Flow rate scale field calibration for balancing valve
CA2918351C (en) * 2013-07-22 2019-08-13 Oventrop Gmbh & Co. Kg Flow-control valve

Also Published As

Publication number Publication date
DK3104246T3 (da) 2018-01-15
CN105593584A (zh) 2016-05-18
US20160139606A1 (en) 2016-05-19
JP2016530461A (ja) 2016-09-29
KR102176610B1 (ko) 2020-11-09
EP3104246B1 (de) 2017-10-11
AU2016210690A1 (en) 2016-08-25
EP3025207A2 (de) 2016-06-01
CN105593584B (zh) 2018-04-13
AU2014295508B2 (en) 2016-09-22
CA2918351A1 (en) 2015-01-29
WO2015010685A2 (de) 2015-01-29
CA2964261C (en) 2019-09-03
HK1222443A1 (zh) 2017-06-30
DK3025207T3 (da) 2017-07-31
CA2964261A1 (en) 2015-01-22
ES2625413T3 (es) 2017-07-19
US10139839B2 (en) 2018-11-27
EP3104246A1 (de) 2016-12-14
RU2016105690A (ru) 2017-08-23
RU2637074C2 (ru) 2017-11-29
CA2918351C (en) 2019-08-13
WO2015010685A3 (de) 2015-10-22
KR20160033223A (ko) 2016-03-25
BR112016001415B1 (pt) 2021-05-04
AU2014295508A1 (en) 2016-02-18
JP6214114B2 (ja) 2017-10-18
BR112016001415A2 (pt) 2017-08-29
EP3025207B1 (de) 2017-04-19
AU2016210690B2 (en) 2017-11-16
ES2648314T3 (es) 2017-12-29
PL3025207T3 (pl) 2017-09-29

Similar Documents

Publication Publication Date Title
HK1222443A1 (zh) 流量調節閥
SG11201507859PA (en) Flow control valve for flow controller
EP2952741A4 (en) VALVE FOR CAPACITY CONTROL
SI3008536T1 (sl) Regulacijski ventil
PT2833041T (pt) Válvula de borboleta
GB201404641D0 (en) Thermostatic valve
SG11201503990PA (en) Fluid control valves
EP3034705A4 (en) Flow control valve for construction equipment
EP2943705A4 (en) POWER-CONTROLLED CONTROL VALVE
EP2944828A4 (en) MAIN CONTROL VALVE HYDRAULIC CONTROL RECYCLING ENERGY
GB201312457D0 (en) Valve
EP3086009A4 (en) FLUID CONTROL VALVE
EP3053001A4 (en) Flow control valve
GB201303359D0 (en) Butterfly valve
ZA201507524B (en) Fluid valve
GB2515451B (en) Free flow valve
GB2518599B (en) Valve actuator
GB201304537D0 (en) Valve
HK1217752A1 (zh) 氣體調節配件
PL3013894T3 (pl) Element zaworu
SG11201600514PA (en) Valve actuator
GB201314826D0 (en) Control Valve Arrangement
GB201316245D0 (en) Flow control valves
IL240975A0 (en) liquid valve
GB201316066D0 (en) Flow control assembly