GB2147391B - Safety valve - Google Patents

Safety valve

Info

Publication number
GB2147391B
GB2147391B GB08423649A GB8423649A GB2147391B GB 2147391 B GB2147391 B GB 2147391B GB 08423649 A GB08423649 A GB 08423649A GB 8423649 A GB8423649 A GB 8423649A GB 2147391 B GB2147391 B GB 2147391B
Authority
GB
United Kingdom
Prior art keywords
safety valve
safety
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
Application number
GB08423649A
Other versions
GB2147391A (en
GB8423649D0 (en
Inventor
Richard David Walsh
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries 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 Dresser Industries Inc filed Critical Dresser Industries Inc
Publication of GB8423649D0 publication Critical patent/GB8423649D0/en
Publication of GB2147391A publication Critical patent/GB2147391A/en
Application granted granted Critical
Publication of GB2147391B publication Critical patent/GB2147391B/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
    • F16K17/04—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
    • F16K17/08—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 providing a large discharge passage
    • 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
    • F16K17/12—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side weight-loaded

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
GB08423649A 1983-09-30 1984-09-19 Safety valve Expired GB2147391B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53788183A 1983-09-30 1983-09-30

Publications (3)

Publication Number Publication Date
GB8423649D0 GB8423649D0 (en) 1984-10-24
GB2147391A GB2147391A (en) 1985-05-09
GB2147391B true GB2147391B (en) 1986-10-15

Family

ID=24144491

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08423649A Expired GB2147391B (en) 1983-09-30 1984-09-19 Safety valve

Country Status (6)

Country Link
JP (1) JPS6095282A (en)
CA (1) CA1223499A (en)
DE (1) DE3434809A1 (en)
FR (1) FR2552846B1 (en)
GB (1) GB2147391B (en)
IT (1) IT1178004B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6251375A (en) * 1985-08-30 1987-03-06 Toshiba Corp Picture processing device
JPH0738972Y2 (en) * 1985-12-09 1995-09-06 株式会社テイエルブイ Pressure reducing valve
US4790348A (en) * 1987-08-26 1988-12-13 Nupro Company Low pressure relief valve
PL2450601T3 (en) * 2010-11-03 2017-01-31 Leinemann Gmbh & Co. Kg Switching valve
CN104989857A (en) * 2015-07-16 2015-10-21 常州协昌橡塑有限公司 Non-pressure exhausting device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE100436C (en) *
US2813539A (en) * 1955-11-01 1957-11-19 Victor W Farris Safety valves
AT250114B (en) * 1964-04-03 1966-10-25 Vogelbusch Gmbh Safety valve

Also Published As

Publication number Publication date
GB2147391A (en) 1985-05-09
FR2552846A1 (en) 1985-04-05
FR2552846B1 (en) 1987-05-29
DE3434809A1 (en) 1985-04-04
IT1178004B (en) 1987-09-03
GB8423649D0 (en) 1984-10-24
JPS6095282A (en) 1985-05-28
IT8448918A0 (en) 1984-09-28
CA1223499A (en) 1987-06-30

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Legal Events

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