GB1311016A - Butterfly valves - Google Patents
Butterfly valvesInfo
- 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
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)
- Mechanically-Actuated Valves (AREA)
- Lift Valve (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.)
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)
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 |
-
1970
- 1970-12-14 GB GB1311016D patent/GB1311016A/en not_active Expired
Cited By (2)
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 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PE20 | Patent expired after termination of 20 years |