BE577320A - Improvements to airtight closing devices for uninterrupted circumference butterfly valves. - Google Patents
Improvements to airtight closing devices for uninterrupted circumference butterfly valves.Info
- Publication number
- BE577320A BE577320A BE577320A BE577320A BE577320A BE 577320 A BE577320 A BE 577320A BE 577320 A BE577320 A BE 577320A BE 577320 A BE577320 A BE 577320A BE 577320 A BE577320 A BE 577320A
- Authority
- BE
- Belgium
- Prior art keywords
- closing devices
- butterfly valves
- airtight closing
- uninterrupted circumference
- uninterrupted
- Prior art date
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
- F16K1/228—Movable sealing bodies
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR780696A FR1220037A (en) | 1958-12-03 | 1958-12-03 | Improvements to sealing devices for uninterrupted butterfly valves |
| FR787411A FR74986E (en) | 1958-12-03 | 1959-02-23 | Improvements to sealing devices for uninterrupted butterfly valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE577320A true BE577320A (en) | 1959-07-31 |
Family
ID=33301118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE577320A BE577320A (en) | 1958-12-03 | 1959-04-02 | Improvements to airtight closing devices for uninterrupted circumference butterfly valves. |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE577320A (en) |
| FR (2) | FR1220037A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1171685B (en) * | 1958-04-21 | 1964-06-04 | Karl Adams | Flap valve with differential piston |
| DE1800375B1 (en) * | 1968-10-01 | 1970-02-12 | Waldenmaier J E H | Device for the optional manual drive of shut-off devices operated by means of a piston |
| US4261546A (en) | 1980-06-25 | 1981-04-14 | Posi-Seal International, Inc. | Quarter-turn valve actuator |
| RU2375627C1 (en) * | 2008-04-28 | 2009-12-10 | Владимир Андреевич Яровой | Axial multi-purpose disk valve |
| CN111365476B (en) * | 2020-04-23 | 2025-05-09 | 双恒阀门集团有限公司 | Large diameter fully rubber lined eccentric seawater butterfly valve |
-
1958
- 1958-12-03 FR FR780696A patent/FR1220037A/en not_active Expired
-
1959
- 1959-02-23 FR FR787411A patent/FR74986E/en not_active Expired
- 1959-04-02 BE BE577320A patent/BE577320A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1220037A (en) | 1960-05-20 |
| FR74986E (en) | 1961-03-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR1213058A (en) | Improvements to movable sealing devices for valves | |
| FR73647E (en) | Improvements to sealing devices for pipes | |
| BE577320A (en) | Improvements to airtight closing devices for uninterrupted circumference butterfly valves. | |
| FR1213078A (en) | Sealing device for butterfly valves | |
| FR1128725A (en) | Improvements to taps or gate valves | |
| FR1218398A (en) | Valve closure for pneumatic valve | |
| FR1217652A (en) | Improvements to valve systems | |
| FR1213643A (en) | Improvements to butterfly valves | |
| FR1227716A (en) | Improvements to gate valves | |
| FR1235320A (en) | Valve refinements | |
| FR1215208A (en) | Improvements to magnet type closures | |
| CH367678A (en) | Gate valve for pipelines | |
| FR1194956A (en) | Improvements to devices for locking lids on containers | |
| FR1220887A (en) | Improvements to gate valves | |
| CA552126A (en) | Throttling gate valve | |
| FR1200185A (en) | Gate valve | |
| CH374260A (en) | Gate valve | |
| FR1247010A (en) | Butterfly valve | |
| FR1159312A (en) | Improvements to sealing devices for wide-necked containers | |
| FR1219348A (en) | Valve refinements | |
| BE578396A (en) | Improvements to translation devices. | |
| AU225393B2 (en) | Bonnetless gate valve device | |
| FR1158098A (en) | Improvements to valve locking devices | |
| FR1216765A (en) | Improvements to gate valves | |
| FR1125246A (en) | Valve refinements |