GB8715452D0 - Butterfly valves - Google Patents

Butterfly valves

Info

Publication number
GB8715452D0
GB8715452D0 GB878715452A GB8715452A GB8715452D0 GB 8715452 D0 GB8715452 D0 GB 8715452D0 GB 878715452 A GB878715452 A GB 878715452A GB 8715452 A GB8715452 A GB 8715452A GB 8715452 D0 GB8715452 D0 GB 8715452D0
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.)
Granted
Application number
GB878715452A
Other versions
GB2206672B (en
GB2206672A (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.)
PCC Flow Technologies Ltd
Original Assignee
Baronshire Engineering 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 Baronshire Engineering Ltd filed Critical Baronshire Engineering Ltd
Priority to GB8715452A priority Critical patent/GB2206672B/en
Publication of GB8715452D0 publication Critical patent/GB8715452D0/en
Publication of GB2206672A publication Critical patent/GB2206672A/en
Application granted granted Critical
Publication of GB2206672B publication Critical patent/GB2206672B/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
    • 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)
  • Valve Housings (AREA)
GB8715452A 1987-07-01 1987-07-01 Improvements in butterfly valves Expired - Fee Related GB2206672B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8715452A GB2206672B (en) 1987-07-01 1987-07-01 Improvements in butterfly valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8715452A GB2206672B (en) 1987-07-01 1987-07-01 Improvements in butterfly valves

Publications (3)

Publication Number Publication Date
GB8715452D0 true GB8715452D0 (en) 1987-08-05
GB2206672A GB2206672A (en) 1989-01-11
GB2206672B GB2206672B (en) 1991-05-08

Family

ID=10619887

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8715452A Expired - Fee Related GB2206672B (en) 1987-07-01 1987-07-01 Improvements in butterfly valves

Country Status (1)

Country Link
GB (1) GB2206672B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4342018A1 (en) * 1993-12-09 1995-06-14 Ulrich Gmbh & Co Kg Shut=off device for pipeline
DE19803162A1 (en) * 1998-01-28 1999-07-29 Wilo Gmbh Centrifugal pump with butterfly valve
GB2352018A (en) * 1999-07-14 2001-01-17 Pcc Flow Technologies Ltd Butterfly valve
DE102005028198A1 (en) * 2005-06-17 2006-12-21 Linde Ag Shut-off
US9464726B2 (en) 2006-05-30 2016-10-11 Metso Flow Control Oy Shut-off device for pipelines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3534939A (en) * 1968-12-24 1970-10-20 Halliburton Co Butterfly valve
FR2260041B1 (en) * 1974-02-06 1976-10-08 Amri
FR2504638B1 (en) * 1981-04-27 1986-01-17 Pont A Mousson COATED BUTTERFLY VALVE

Also Published As

Publication number Publication date
GB2206672B (en) 1991-05-08
GB2206672A (en) 1989-01-11

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Legal Events

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

Effective date: 20060701