GB2287330B - Pressure-activated safety shut-off valve - Google Patents

Pressure-activated safety shut-off valve

Info

Publication number
GB2287330B
GB2287330B GB9501915A GB9501915A GB2287330B GB 2287330 B GB2287330 B GB 2287330B GB 9501915 A GB9501915 A GB 9501915A GB 9501915 A GB9501915 A GB 9501915A GB 2287330 B GB2287330 B GB 2287330B
Authority
GB
United Kingdom
Prior art keywords
valve
pressure
safety shut
activated safety
activated
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
GB9501915A
Other versions
GB9501915D0 (en
GB2287330A (en
Inventor
Trevor Thomas Jenkins
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
Application filed by Individual filed Critical Individual
Publication of GB9501915D0 publication Critical patent/GB9501915D0/en
Publication of GB2287330A publication Critical patent/GB2287330A/en
Application granted granted Critical
Publication of GB2287330B publication Critical patent/GB2287330B/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
    • 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
    • F16K17/10—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 auxiliary valve for fluid operation of the main valve
    • 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)
  • 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)
  • Safety Valves (AREA)
GB9501915A 1994-03-08 1995-02-01 Pressure-activated safety shut-off valve Expired - Fee Related GB2287330B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9404431A GB9404431D0 (en) 1994-03-08 1994-03-08 Pressure-activated safety shut-off valve

Publications (3)

Publication Number Publication Date
GB9501915D0 GB9501915D0 (en) 1995-03-22
GB2287330A GB2287330A (en) 1995-09-13
GB2287330B true GB2287330B (en) 1997-03-12

Family

ID=10751458

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9404431A Pending GB9404431D0 (en) 1994-03-08 1994-03-08 Pressure-activated safety shut-off valve
GB9501915A Expired - Fee Related GB2287330B (en) 1994-03-08 1995-02-01 Pressure-activated safety shut-off valve

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9404431A Pending GB9404431D0 (en) 1994-03-08 1994-03-08 Pressure-activated safety shut-off valve

Country Status (1)

Country Link
GB (2) GB9404431D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1402697B1 (en) * 2010-11-05 2013-09-13 Nardi Compressori S R L ADJUSTMENT UNIT FOR REFORMING UTILITIES WITH HIGH PRESSURE GASES
RU2477407C1 (en) * 2011-12-30 2013-03-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования Марийский государственный технический университет Cutoff valve
IT201800003049U1 (en) * 2018-07-18 2020-01-18 FLOW EQUIPMENT APPARATUS
EP4105542A1 (en) * 2021-06-15 2022-12-21 L'Air Liquide, société anonyme pour l'Étude et l'Exploitation des procédés Georges Claude Pressure reducing device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084613A (en) * 1976-12-13 1978-04-18 W-K-M Wellhead Systems, Inc. Combination high-low pilot valve
US4188971A (en) * 1978-04-27 1980-02-19 The United States Of America As Represented By The Secretary Of The Navy Fluid cutout valve

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084613A (en) * 1976-12-13 1978-04-18 W-K-M Wellhead Systems, Inc. Combination high-low pilot valve
US4188971A (en) * 1978-04-27 1980-02-19 The United States Of America As Represented By The Secretary Of The Navy Fluid cutout valve

Also Published As

Publication number Publication date
GB9501915D0 (en) 1995-03-22
GB2287330A (en) 1995-09-13
GB9404431D0 (en) 1994-04-20

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Legal Events

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

Effective date: 20000201