NO166971C - Sikker ved svikt trykkstyrt aktuator for ventil. - Google Patents

Sikker ved svikt trykkstyrt aktuator for ventil.

Info

Publication number
NO166971C
NO166971C NO854354A NO854354A NO166971C NO 166971 C NO166971 C NO 166971C NO 854354 A NO854354 A NO 854354A NO 854354 A NO854354 A NO 854354A NO 166971 C NO166971 C NO 166971C
Authority
NO
Norway
Prior art keywords
safety
pressure valve
valve actuator
failure pressure
failure
Prior art date
Application number
NO854354A
Other languages
English (en)
Other versions
NO166971B (no
NO854354L (no
Inventor
Jerry Benjamin Tomlin
Ronald Lamont Loup
Original Assignee
Koomey Inc
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 Koomey Inc filed Critical Koomey Inc
Publication of NO854354L publication Critical patent/NO854354L/no
Publication of NO166971B publication Critical patent/NO166971B/no
Publication of NO166971C publication Critical patent/NO166971C/no

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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/06—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/035—Well heads; Setting-up thereof specially adapted for underwater installations
    • E21B33/0355—Control systems, e.g. hydraulic, pneumatic, electric, acoustic, for submerged well heads
    • 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
    • G05D16/166—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using pistons within the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Fluid Mechanics (AREA)
  • Geology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Control Of Fluid Pressure (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Fluid-Driven Valves (AREA)
NO854354A 1984-11-01 1985-10-31 Sikker ved svikt trykkstyrt aktuator for ventil. NO166971C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/667,297 US4699355A (en) 1984-11-01 1984-11-01 Fail-safe fluid piloted valve positioner with hydromechanical position lock

Publications (3)

Publication Number Publication Date
NO854354L NO854354L (no) 1986-05-02
NO166971B NO166971B (no) 1991-06-10
NO166971C true NO166971C (no) 1991-09-18

Family

ID=24677647

Family Applications (1)

Application Number Title Priority Date Filing Date
NO854354A NO166971C (no) 1984-11-01 1985-10-31 Sikker ved svikt trykkstyrt aktuator for ventil.

Country Status (3)

Country Link
US (1) US4699355A (no)
GB (1) GB2166522B (no)
NO (1) NO166971C (no)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2234014A (en) * 1989-07-21 1991-01-23 Nat Oilwell A fluid operated actuator
US5358053A (en) * 1991-04-01 1994-10-25 Ava International Corporation Subsurface safety valve
US5349894A (en) * 1993-10-01 1994-09-27 Loud Engineering & Manufacturing Locking hydraulic actuator
US5540135A (en) * 1994-12-27 1996-07-30 Advanced Machine & Engineering Co. Device for clamping an axially movable rod
US6179094B1 (en) 1998-04-24 2001-01-30 Montgomery Kone, Inc. Hydraulic elevator with plunger brakes
US6290102B1 (en) 2000-03-31 2001-09-18 Robert Michael Jennings Liquid measuring and dispensing container
JP4133272B2 (ja) * 2002-12-03 2008-08-13 藤倉ゴム工業株式会社 ガスボンベ用空気作動常閉弁のロック機構
GB0300476D0 (en) * 2003-01-09 2003-02-12 Aaf Mcquay Inc Valve
US7000890B2 (en) * 2004-01-14 2006-02-21 Cooper Cameron Corporation Pressure compensated shear seal solenoid valve
DE202004013595U1 (de) * 2004-08-31 2006-01-05 Hawe Hydraulik Gmbh & Co. Kg Hydraulisches Proportionalventil mit mechanischer Verriegelung und elektrohydraulische Steuervorrichtung unter Verwendung des hydraulischen Proportionalventils
BRPI0520625A2 (pt) * 2005-10-19 2009-05-19 Cameron Int Corp equipamento submarino
EP3014049B1 (en) * 2013-06-24 2023-04-12 National Oilwell Varco, L.P. Blowout preventer activator and method of using same
US9841012B2 (en) * 2014-02-10 2017-12-12 Haier Us Appliance Solutions, Inc. Linear compressor
JP6384246B2 (ja) * 2014-10-02 2018-09-05 株式会社Ihi 空圧作動バルブ
US9850745B2 (en) * 2015-03-24 2017-12-26 Cameron International Corporation Hydraulic connector system
US10619654B2 (en) 2017-05-05 2020-04-14 Hamilton Sundstrand Corporation Fail-fixed hydraulic actuator
US10544077B2 (en) 2017-08-02 2020-01-28 Eastman Chemical Company Process for making formic acid utilizing higher-boiling formate esters
US11192407B2 (en) 2018-09-25 2021-12-07 Hendrickson Usa, L.L.C. Pilot operated regulator with adjustable minimum delivery pressure
US10975979B2 (en) 2018-11-15 2021-04-13 General Electric Company Actuator fail fix system

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR829975A (fr) * 1937-03-13 1938-07-18 Dispositif de rattrapage de jeu pour freins pneumatiques
US2815736A (en) * 1955-09-19 1957-12-10 Clarence E Wright Safety lock for fluid-pressure actuator
BE564123A (no) * 1957-03-05 1900-01-01
US3272226A (en) * 1964-07-10 1966-09-13 Ca Atomic Energy Ltd Anti-simmer device for relief valves
US3311030A (en) * 1965-02-09 1967-03-28 Halstead Metal Products Inc Self-aligning packing gland arrangements
US3353455A (en) * 1965-09-20 1967-11-21 Westinghouse Air Brake Co Fluid pressure motor
US3995534A (en) * 1973-06-30 1976-12-07 Adolf Rastetter Safety arrester for arresting a hydraulically operated lifting ram of a hydraulic elevator
US3941141A (en) * 1974-05-03 1976-03-02 Robert Eddie L Blowout preventer locking apparatus and method
US4069747A (en) * 1976-06-28 1978-01-24 Towmotor Corporation Cylinder constructions
US4300664A (en) * 1978-11-27 1981-11-17 Decoto Aircraft, Inc. Locking device
US4305565A (en) * 1980-04-07 1981-12-15 Hydril Company Variable position ram lock for blowout preventers
JPS56166108A (en) * 1980-05-26 1981-12-21 Nippon Saafuakutanto Kogyo Kk Base for cosmetic and medicine
US4444216A (en) * 1982-01-15 1984-04-24 Koomey, Inc. Pressure reducing and regulating valve
DE3244920A1 (de) * 1982-12-04 1984-06-07 Wabco Westinghouse Steuerungstechnik GmbH & Co, 3000 Hannover Einrichtung zum veraendern der auf ein stellglied einwirkenden kraft
US4565349A (en) * 1984-03-20 1986-01-21 Koomey, Inc. Fail safe hydraulic piloted pressure reducing and regulating valve

Also Published As

Publication number Publication date
NO166971B (no) 1991-06-10
GB2166522A (en) 1986-05-08
NO854354L (no) 1986-05-02
GB8526819D0 (en) 1985-12-04
US4699355A (en) 1987-10-13
GB2166522B (en) 1988-03-09

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Legal Events

Date Code Title Description
MK1K Patent expired