[go: up one dir, main page]

GB1311016A - Butterfly valves - Google Patents

Butterfly valves

Info

Publication number
GB1311016A
GB1311016A GB1311016DA GB1311016A GB 1311016 A GB1311016 A GB 1311016A GB 1311016D A GB1311016D A GB 1311016DA GB 1311016 A GB1311016 A GB 1311016A
Authority
GB
United Kingdom
Prior art keywords
disc
butterfly valves
dec
rubber
butterfly
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
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.)
Crane Process Flow Technologies Ltd
Original Assignee
Saunders Valve 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 Saunders Valve Co Ltd filed Critical Saunders Valve Co Ltd
Publication of GB1311016A publication Critical patent/GB1311016A/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
    • F16K1/221—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 specially adapted operating means therefor
    • 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
    • F16K1/2265—Shaping or arrangements of the sealing the sealing being arranged on the valve seat with a channel- or U-shaped seal covering a central body portion

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Mechanically-Actuated Valves (AREA)

Abstract

1311016 Butterfly valves SAUNDERS VALVE CO Ltd 8 Dec 1971 [14 Dec 1970] 59243/70 Heading F2V A butterfly valve comprises a casing 1 lined with rubber or rubber-like resilient synthetic material 4, a disc 2 offset from its rotational axis, and individual sealing means 3, 7 and 8 separate from the lining provided respectively for the disc periphery and the spindle of the disc. (For Figure see next page.)
GB1311016D 1970-12-14 1970-12-14 Butterfly valves Expired GB1311016A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5924370 1970-12-14

Publications (1)

Publication Number Publication Date
GB1311016A true GB1311016A (en) 1973-03-21

Family

ID=10483360

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1311016D Expired GB1311016A (en) 1970-12-14 1970-12-14 Butterfly valves

Country Status (1)

Country Link
GB (1) GB1311016A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4227675A (en) * 1977-02-07 1980-10-14 Pont-A-Mousson S.A. Butterfly valve structure and a sleeve therefor
US4327765A (en) * 1980-08-15 1982-05-04 Dover Corporation Butterfly valve having leak detecting means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4227675A (en) * 1977-02-07 1980-10-14 Pont-A-Mousson S.A. Butterfly valve structure and a sleeve therefor
US4327765A (en) * 1980-08-15 1982-05-04 Dover Corporation Butterfly valve having leak detecting means

Similar Documents

Publication Publication Date Title
CA1010012A (en) Butterfly valve having an improved stem seal
GB1314373A (en) Fluid valves
GB1011702A (en) Sliding ring seal
CA956292A (en) Corrosion resistant valving edge for butterfly valve disc
CA1021652A (en) Valve stem seal and lubricator
CA964253A (en) Positive opening and closing constrictable tube valve with means for prolonging tube life
CA982095A (en) Valve stem sealing ring
CA999571A (en) Double disc seal valve
GB1173090A (en) Ball Valves
GB1324369A (en) Fluid flow control valves and sealing devices therefor
GB1356752A (en) Rotary valve
GB1356404A (en) Tightly sealing vane for ducts
GB1340275A (en) Valves for fluids
GB1311016A (en) Butterfly valves
GB1385882A (en) Seal assemblies
CA918626A (en) Butterfly valve with improved stem sealing means
GB1162524A (en) Sliding Ring Seal.
CA966821A (en) Valve having an offset butterfly member and sealing element for said valve
SE7407764L (en)
GB1299508A (en) Butterfly valve
GB1130338A (en) Improvements in or relating to rotary valves
GB1400991A (en) Butterfly valve
GB1428850A (en) Damper arrangement
GB1242036A (en) Closure member and assembly
AU496441B1 (en) Bubble-tight inflatable seal for butterfly valve with offset disc

Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years