GB2171176B - Slam-shut valves - Google Patents

Slam-shut valves

Info

Publication number
GB2171176B
GB2171176B GB8503788A GB8503788A GB2171176B GB 2171176 B GB2171176 B GB 2171176B GB 8503788 A GB8503788 A GB 8503788A GB 8503788 A GB8503788 A GB 8503788A GB 2171176 B GB2171176 B GB 2171176B
Authority
GB
United Kingdom
Prior art keywords
slam
shut valves
shut
valves
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
Application number
GB8503788A
Other versions
GB8503788D0 (en
GB2171176A (en
Inventor
Kenneth M Cooper
Alan F Redpath
Stanley V Devey
Robert R Johnson
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.)
Bryan Donkin Co Ltd
Original Assignee
Bryan Donkin Co Ltd
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 Bryan Donkin Co Ltd filed Critical Bryan Donkin Co Ltd
Priority to GB8503788A priority Critical patent/GB2171176B/en
Publication of GB8503788D0 publication Critical patent/GB8503788D0/en
Publication of GB2171176A publication Critical patent/GB2171176A/en
Priority to GB8811488A priority patent/GB2203523B/en
Application granted granted Critical
Publication of GB2171176B publication Critical patent/GB2171176B/en
Expired 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
    • F16K17/164—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side and remaining closed after return of the normal pressure
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Mechanically-Actuated Valves (AREA)
GB8503788A 1985-02-14 1985-02-14 Slam-shut valves Expired GB2171176B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8503788A GB2171176B (en) 1985-02-14 1985-02-14 Slam-shut valves
GB8811488A GB2203523B (en) 1985-02-14 1988-05-14 Slam-shut valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8503788A GB2171176B (en) 1985-02-14 1985-02-14 Slam-shut valves

Publications (3)

Publication Number Publication Date
GB8503788D0 GB8503788D0 (en) 1985-03-20
GB2171176A GB2171176A (en) 1986-08-20
GB2171176B true GB2171176B (en) 1989-06-21

Family

ID=10574474

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8503788A Expired GB2171176B (en) 1985-02-14 1985-02-14 Slam-shut valves
GB8811488A Expired GB2203523B (en) 1985-02-14 1988-05-14 Slam-shut valve

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8811488A Expired GB2203523B (en) 1985-02-14 1988-05-14 Slam-shut valve

Country Status (1)

Country Link
GB (2) GB2171176B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8712260D0 (en) * 1987-05-23 1987-07-01 Tankgas Eng Ltd Gas control valve
GB8911436D0 (en) * 1989-05-18 1989-07-05 Bestobell Uk Ltd Control valve
GB2433576A (en) * 2005-12-24 2007-06-27 Fort Vale Eng Ltd Valve assembly
DE102007012292B8 (en) * 2007-03-08 2008-10-02 Rmg-Gaselan Regel + Messtechnik Gmbh Control unit with switching function for safety shut-off valves of various sizes operating without auxiliary power and auxiliary gas
CN202484376U (en) 2011-04-15 2012-10-10 艾默生过程管理调节技术公司 Cam assembly applied in emergency cut-out safety valve and emergency cut-out safety valve applied in gas distribution system
CN108953638B (en) * 2018-06-26 2023-06-27 浙江派沃自控仪表有限公司 Self-operated emergency cut-off valve with double control points

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB211590A (en) * 1922-11-25 1924-02-25 Radiation Ltd Improvements in or relating to safety cut off gas valves
GB1561246A (en) * 1976-06-02 1980-02-13 Singer Co Slam-shut valve with reset assembly
GB1561245A (en) * 1976-06-02 1980-02-13 Singer Co Slam-shut valve with latch assembly
GB1572487A (en) * 1976-06-02 1980-07-30 Singer Co Slam-shut valves

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB211590A (en) * 1922-11-25 1924-02-25 Radiation Ltd Improvements in or relating to safety cut off gas valves
GB1561246A (en) * 1976-06-02 1980-02-13 Singer Co Slam-shut valve with reset assembly
GB1561245A (en) * 1976-06-02 1980-02-13 Singer Co Slam-shut valve with latch assembly
GB1572487A (en) * 1976-06-02 1980-07-30 Singer Co Slam-shut valves

Also Published As

Publication number Publication date
GB8503788D0 (en) 1985-03-20
GB2171176A (en) 1986-08-20
GB2203523A (en) 1988-10-19
GB2203523B (en) 1989-06-14
GB8811488D0 (en) 1988-06-15

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20050213