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GB2332263B - Improved valve actuator - Google Patents

Improved valve actuator

Info

Publication number
GB2332263B
GB2332263B GB9726279A GB9726279A GB2332263B GB 2332263 B GB2332263 B GB 2332263B GB 9726279 A GB9726279 A GB 9726279A GB 9726279 A GB9726279 A GB 9726279A GB 2332263 B GB2332263 B GB 2332263B
Authority
GB
United Kingdom
Prior art keywords
valve actuator
improved valve
improved
actuator
valve
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
GB9726279A
Other versions
GB2332263A9 (en
GB9726279D0 (en
GB2332263A (en
Inventor
William Dennis Loth
James Christopher Pau Waithman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Publication of GB2332263A9 publication Critical patent/GB2332263A9/en
Application filed by Individual filed Critical Individual
Priority to GB9726279A priority Critical patent/GB2332263B/en
Publication of GB9726279D0 publication Critical patent/GB9726279D0/en
Publication of GB2332263A publication Critical patent/GB2332263A/en
Application granted granted Critical
Publication of GB2332263B publication Critical patent/GB2332263B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/025—Actuating devices; Operating means; Releasing devices electric; magnetic actuated by thermo-electric means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
    • F03G7/06112—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using the thermal expansion or contraction of enclosed fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
GB9726279A 1997-12-12 1997-12-12 Improved valve actuator Expired - Fee Related GB2332263B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9726279A GB2332263B (en) 1997-12-12 1997-12-12 Improved valve actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9726279A GB2332263B (en) 1997-12-12 1997-12-12 Improved valve actuator

Publications (4)

Publication Number Publication Date
GB2332263A9 GB2332263A9 (en)
GB9726279D0 GB9726279D0 (en) 1998-02-11
GB2332263A GB2332263A (en) 1999-06-16
GB2332263B true GB2332263B (en) 2002-04-24

Family

ID=10823501

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9726279A Expired - Fee Related GB2332263B (en) 1997-12-12 1997-12-12 Improved valve actuator

Country Status (1)

Country Link
GB (1) GB2332263B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2387891A (en) * 2002-04-26 2003-10-29 Abb Offshore Systems Ltd Electrothermal actuator
US7743831B2 (en) 2005-06-10 2010-06-29 Exxonmobile Upstream Research Company Thermal activation mechanisms and methods for use in oilfield applications

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3173245A (en) * 1963-03-04 1965-03-16 Standard Thomson Corp Control apparatus
GB2138937A (en) * 1983-04-18 1984-10-31 Danfoss As Thermal actuator especially for fluid-flow valves

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3173245A (en) * 1963-03-04 1965-03-16 Standard Thomson Corp Control apparatus
GB2138937A (en) * 1983-04-18 1984-10-31 Danfoss As Thermal actuator especially for fluid-flow valves

Also Published As

Publication number Publication date
GB2332263A9 (en)
GB9726279D0 (en) 1998-02-11
GB2332263A (en) 1999-06-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20061212