GB2206672B - Improvements in butterfly valves - Google Patents
Improvements in butterfly valvesInfo
- Publication number
- GB2206672B GB2206672B GB8715452A GB8715452A GB2206672B GB 2206672 B GB2206672 B GB 2206672B GB 8715452 A GB8715452 A GB 8715452A GB 8715452 A GB8715452 A GB 8715452A GB 2206672 B GB2206672 B GB 2206672B
- 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 - Fee Related
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)
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 GB8715452D0 (en) | 1987-08-05 |
GB2206672A GB2206672A (en) | 1989-01-11 |
GB2206672B true 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)
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 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3534939A (en) * | 1968-12-24 | 1970-10-20 | Halliburton Co | Butterfly valve |
GB1456181A (en) * | 1974-02-06 | 1976-11-17 | Amri | Butterfly valves of large diameter |
GB2110341A (en) * | 1981-04-27 | 1983-06-15 | Pont A Mousson | Elastomer coated butterfly valve body |
-
1987
- 1987-07-01 GB GB8715452A patent/GB2206672B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3534939A (en) * | 1968-12-24 | 1970-10-20 | Halliburton Co | Butterfly valve |
GB1456181A (en) * | 1974-02-06 | 1976-11-17 | Amri | Butterfly valves of large diameter |
GB2110341A (en) * | 1981-04-27 | 1983-06-15 | Pont A Mousson | Elastomer coated butterfly valve body |
Also Published As
Publication number | Publication date |
---|---|
GB2206672A (en) | 1989-01-11 |
GB8715452D0 (en) | 1987-08-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20060701 |