GB1540055A - Butterfly valves - Google Patents

Butterfly valves

Info

Publication number
GB1540055A
GB1540055A GB9175A GB9175A GB1540055A GB 1540055 A GB1540055 A GB 1540055A GB 9175 A GB9175 A GB 9175A GB 9175 A GB9175 A GB 9175A GB 1540055 A GB1540055 A GB 1540055A
Authority
GB
United Kingdom
Prior art keywords
butterfly valves
butterfly
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
GB9175A
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.)
BOTEVYLE J
Courtney Pope Lighting Ltd
Original Assignee
BOTEVYLE J
Courtney Pope Lighting 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 BOTEVYLE J, Courtney Pope Lighting Ltd filed Critical BOTEVYLE J
Priority to GB9175A priority Critical patent/GB1540055A/en
Publication of GB1540055A publication Critical patent/GB1540055A/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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves
    • F16K27/0218—Butterfly valves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
GB9175A 1976-01-21 1976-01-21 Butterfly valves Expired GB1540055A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9175A GB1540055A (en) 1976-01-21 1976-01-21 Butterfly valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9175A GB1540055A (en) 1976-01-21 1976-01-21 Butterfly valves

Publications (1)

Publication Number Publication Date
GB1540055A true GB1540055A (en) 1979-02-07

Family

ID=9698250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9175A Expired GB1540055A (en) 1976-01-21 1976-01-21 Butterfly valves

Country Status (1)

Country Link
GB (1) GB1540055A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014154823A1 (en) * 2013-03-28 2014-10-02 Saint-Gobain Rigips Gmbh Perforated boards based on gypsum and methods used for laying

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014154823A1 (en) * 2013-03-28 2014-10-02 Saint-Gobain Rigips Gmbh Perforated boards based on gypsum and methods used for laying

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Legal Events

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