GB2066421B - Fire tested butterfly valve - Google Patents

Fire tested butterfly valve

Info

Publication number
GB2066421B
GB2066421B GB7944247A GB7944247A GB2066421B GB 2066421 B GB2066421 B GB 2066421B GB 7944247 A GB7944247 A GB 7944247A GB 7944247 A GB7944247 A GB 7944247A GB 2066421 B GB2066421 B GB 2066421B
Authority
GB
United Kingdom
Prior art keywords
butterfly valve
fire tested
tested butterfly
fire
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
GB7944247A
Other versions
GB2066421A (en
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.)
Neles Jamesbury Inc
Original Assignee
Jamesbury Corp
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 Jamesbury Corp filed Critical Jamesbury Corp
Priority to GB7944247A priority Critical patent/GB2066421B/en
Publication of GB2066421A publication Critical patent/GB2066421A/en
Application granted granted Critical
Publication of GB2066421B publication Critical patent/GB2066421B/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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/226—Shaping or arrangements of the sealing
    • F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
GB7944247A 1979-12-21 1979-12-21 Fire tested butterfly valve Expired GB2066421B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7944247A GB2066421B (en) 1979-12-21 1979-12-21 Fire tested butterfly valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7944247A GB2066421B (en) 1979-12-21 1979-12-21 Fire tested butterfly valve

Publications (2)

Publication Number Publication Date
GB2066421A GB2066421A (en) 1981-07-08
GB2066421B true GB2066421B (en) 1983-06-29

Family

ID=10510029

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7944247A Expired GB2066421B (en) 1979-12-21 1979-12-21 Fire tested butterfly valve

Country Status (1)

Country Link
GB (1) GB2066421B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU565423B2 (en) * 1982-10-14 1987-09-17 Whitey Co. Fire-safe ball valve
CN115388184B (en) * 2022-10-28 2023-01-24 自贡新比隆阀门有限公司 High-performance double-plate ball valve

Also Published As

Publication number Publication date
GB2066421A (en) 1981-07-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee
728C Application made for restoration (sect. 28/1977)
728A Order made restoring the patent (sect. 28/1977)
PCNP Patent ceased through non-payment of renewal fee