GB2284249B - Pneumatic valve - Google Patents

Pneumatic valve

Info

Publication number
GB2284249B
GB2284249B GB9421376A GB9421376A GB2284249B GB 2284249 B GB2284249 B GB 2284249B GB 9421376 A GB9421376 A GB 9421376A GB 9421376 A GB9421376 A GB 9421376A GB 2284249 B GB2284249 B GB 2284249B
Authority
GB
United Kingdom
Prior art keywords
pneumatic valve
pneumatic
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
GB9421376A
Other versions
GB9421376D0 (en
GB2284249A (en
Inventor
Richard Edmond Fletcher
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.)
Mangar International Ltd
Original Assignee
Mangar International 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
Priority claimed from GB939322847A external-priority patent/GB9322847D0/en
Application filed by Mangar International Ltd filed Critical Mangar International Ltd
Priority to GB9421376A priority Critical patent/GB2284249B/en
Publication of GB9421376D0 publication Critical patent/GB9421376D0/en
Publication of GB2284249A publication Critical patent/GB2284249A/en
Priority to GB9520337A priority patent/GB2295883B/en
Priority to GB9814095A priority patent/GB2325727B/en
Application granted granted Critical
Publication of GB2284249B publication Critical patent/GB2284249B/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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/105—Three-way check or safety valves with two or more closure members
    • 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
    • F16K17/0473—Multiple-way safety valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Fluid-Driven Valves (AREA)
GB9421376A 1993-11-05 1994-10-24 Pneumatic valve Expired - Fee Related GB2284249B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9421376A GB2284249B (en) 1993-11-05 1994-10-24 Pneumatic valve
GB9520337A GB2295883B (en) 1994-10-24 1995-10-05 Pneumatic valve
GB9814095A GB2325727B (en) 1994-10-24 1995-10-05 Pneumatic valve

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939322847A GB9322847D0 (en) 1993-11-05 1993-11-05 Pneumatic valve
GB9421376A GB2284249B (en) 1993-11-05 1994-10-24 Pneumatic valve

Publications (3)

Publication Number Publication Date
GB9421376D0 GB9421376D0 (en) 1994-12-07
GB2284249A GB2284249A (en) 1995-05-31
GB2284249B true GB2284249B (en) 1997-08-06

Family

ID=26303806

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9421376A Expired - Fee Related GB2284249B (en) 1993-11-05 1994-10-24 Pneumatic valve

Country Status (1)

Country Link
GB (1) GB2284249B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1146683A (en) * 1965-03-15 1969-03-26 Hesse Ruth Lea A resilient valve element
GB1271268A (en) * 1968-06-06 1972-04-19 Robertshaw Controls Co Restricted bypass flow check valve
GB2096285A (en) * 1981-04-06 1982-10-13 Girling Midland Ross Air Act Fluid pressure valve

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1146683A (en) * 1965-03-15 1969-03-26 Hesse Ruth Lea A resilient valve element
GB1271268A (en) * 1968-06-06 1972-04-19 Robertshaw Controls Co Restricted bypass flow check valve
GB2096285A (en) * 1981-04-06 1982-10-13 Girling Midland Ross Air Act Fluid pressure valve

Also Published As

Publication number Publication date
GB9421376D0 (en) 1994-12-07
GB2284249A (en) 1995-05-31

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Legal Events

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

Effective date: 20081024