GB2181820B - Butterfly valves - Google Patents

Butterfly valves

Info

Publication number
GB2181820B
GB2181820B GB8624801A GB8624801A GB2181820B GB 2181820 B GB2181820 B GB 2181820B GB 8624801 A GB8624801 A GB 8624801A GB 8624801 A GB8624801 A GB 8624801A GB 2181820 B GB2181820 B GB 2181820B
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
GB8624801A
Other versions
GB2181820A (en
GB8624801D0 (en
Inventor
Philip Joseph Burton
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.)
CHARLES WINN
Original Assignee
CHARLES WINN
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 CHARLES WINN filed Critical CHARLES WINN
Publication of GB8624801D0 publication Critical patent/GB8624801D0/en
Publication of GB2181820A publication Critical patent/GB2181820A/en
Application granted granted Critical
Publication of GB2181820B publication Critical patent/GB2181820B/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
GB8624801A 1985-10-16 1986-10-16 Butterfly valves Expired GB2181820B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858525457A GB8525457D0 (en) 1985-10-16 1985-10-16 Butterfly valves

Publications (3)

Publication Number Publication Date
GB8624801D0 GB8624801D0 (en) 1986-11-19
GB2181820A GB2181820A (en) 1987-04-29
GB2181820B true GB2181820B (en) 1989-09-13

Family

ID=10586724

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858525457A Pending GB8525457D0 (en) 1985-10-16 1985-10-16 Butterfly valves
GB8624801A Expired GB2181820B (en) 1985-10-16 1986-10-16 Butterfly valves

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858525457A Pending GB8525457D0 (en) 1985-10-16 1985-10-16 Butterfly valves

Country Status (1)

Country Link
GB (2) GB8525457D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2222228A (en) * 1988-07-22 1990-02-28 Oliver Engineering Limited Valves
FR2746198B1 (en) * 1996-03-18 1998-05-22 IMPROVEMENTS IN GAS FLOW METERING DEVICES
JP3187797B2 (en) * 1999-11-26 2001-07-11 株式会社椿本チエイン Tensioner with plunger locking mechanism
CN110645362B (en) * 2019-09-29 2024-02-02 济南迈克阀门科技有限公司 Handle fluted disc butterfly valve

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB955148A (en) * 1959-08-19 1964-04-15 Walterscheid Gmbh Jean Improvements relating to releasable locking pins
GB1028266A (en) * 1963-01-23 1966-05-04 Thomas Glover & Company Ltd Improvements in or relating to the capping of gas cylinders
GB1030984A (en) * 1964-07-22 1966-05-25 Charles Jordan Davis Reversible torque separable drill pipe coupling
GB1211683A (en) * 1966-10-27 1970-11-11 Triangle Valve Company Ltd Improvements in valves for controlling fluid flow
GB1213167A (en) * 1967-08-16 1970-11-18 Halifax Tool Co Ltd Improvements in or relating to the interconnection of two members to one another

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB955148A (en) * 1959-08-19 1964-04-15 Walterscheid Gmbh Jean Improvements relating to releasable locking pins
GB1028266A (en) * 1963-01-23 1966-05-04 Thomas Glover & Company Ltd Improvements in or relating to the capping of gas cylinders
GB1030984A (en) * 1964-07-22 1966-05-25 Charles Jordan Davis Reversible torque separable drill pipe coupling
GB1211683A (en) * 1966-10-27 1970-11-11 Triangle Valve Company Ltd Improvements in valves for controlling fluid flow
GB1213167A (en) * 1967-08-16 1970-11-18 Halifax Tool Co Ltd Improvements in or relating to the interconnection of two members to one another

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WO 80/02731 *

Also Published As

Publication number Publication date
GB8525457D0 (en) 1985-11-20
GB2181820A (en) 1987-04-29
GB8624801D0 (en) 1986-11-19

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20061015