BE570626A - - Google Patents
Info
- Publication number
- BE570626A BE570626A BE570626DA BE570626A BE 570626 A BE570626 A BE 570626A BE 570626D A BE570626D A BE 570626DA BE 570626 A BE570626 A BE 570626A
- Authority
- BE
- Belgium
- Prior art keywords
- ring
- valve
- disc
- cavity
- pressure
- Prior art date
Links
- 238000007789 sealing Methods 0.000 claims description 37
- 239000012530 fluid Substances 0.000 claims description 26
- 238000011144 upstream manufacturing Methods 0.000 claims description 16
- 239000013013 elastic material Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 description 7
- 238000007906 compression Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 5
- 230000000717 retained effect Effects 0.000 description 3
- 229920003051 synthetic elastomer Polymers 0.000 description 3
- 239000005061 synthetic rubber Substances 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007907 direct compression Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
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
- F16K1/2285—Movable sealing bodies the movement being caused by the flowing medium
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE570626A true BE570626A (enrdf_load_stackoverflow) |
Family
ID=189115
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE570626D BE570626A (enrdf_load_stackoverflow) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE570626A (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1247787B (de) * | 1964-01-16 | 1967-08-17 | Seetru Ltd | Ventildichtung |
EP0386460A3 (fr) * | 1989-03-06 | 1991-02-27 | Paul Wurth S.A. | Dispositif d'obturation de conduites de transport de produits en vrac |
-
0
- BE BE570626D patent/BE570626A/fr unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1247787B (de) * | 1964-01-16 | 1967-08-17 | Seetru Ltd | Ventildichtung |
EP0386460A3 (fr) * | 1989-03-06 | 1991-02-27 | Paul Wurth S.A. | Dispositif d'obturation de conduites de transport de produits en vrac |
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