DE2521498A1 - Vorrichtung zum absperren oder umleiten eines stroemungsmediums, mit einem ring, der mit einem eine verschluss-sitzflaeche bildenden polymer- ueberzug versehen ist - Google Patents
Vorrichtung zum absperren oder umleiten eines stroemungsmediums, mit einem ring, der mit einem eine verschluss-sitzflaeche bildenden polymer- ueberzug versehen istInfo
- Publication number
- DE2521498A1 DE2521498A1 DE19752521498 DE2521498A DE2521498A1 DE 2521498 A1 DE2521498 A1 DE 2521498A1 DE 19752521498 DE19752521498 DE 19752521498 DE 2521498 A DE2521498 A DE 2521498A DE 2521498 A1 DE2521498 A1 DE 2521498A1
- Authority
- DE
- Germany
- Prior art keywords
- ring
- annular groove
- closure
- bore
- coating
- 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.)
- Pending
Links
- 229920000642 polymer Polymers 0.000 title claims description 19
- 230000000903 blocking effect Effects 0.000 title description 2
- 238000000576 coating method Methods 0.000 claims description 30
- 239000011248 coating agent Substances 0.000 claims description 25
- -1 Polytetrafluorethylene, fluoroethylene propylene Polymers 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 4
- 239000011737 fluorine Substances 0.000 claims description 4
- 229910052731 fluorine Inorganic materials 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 229920001971 elastomer Polymers 0.000 description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000000806 elastomer Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 229920002379 silicone rubber Polymers 0.000 description 3
- 239000004945 silicone rubber Substances 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000033714 Clidemia hirta Species 0.000 description 1
- 235000014277 Clidemia hirta Nutrition 0.000 description 1
- 241000287828 Gallus gallus Species 0.000 description 1
- 240000007313 Tilia cordata Species 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001721 transfer moulding Methods 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
- F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
- Lift Valve (AREA)
- Sliding Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH394575A CH591037A5 (enrdf_load_stackoverflow) | 1975-03-27 | 1975-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2521498A1 true DE2521498A1 (de) | 1976-10-14 |
Family
ID=4266859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752521498 Pending DE2521498A1 (de) | 1975-03-27 | 1975-05-14 | Vorrichtung zum absperren oder umleiten eines stroemungsmediums, mit einem ring, der mit einem eine verschluss-sitzflaeche bildenden polymer- ueberzug versehen ist |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH591037A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2521498A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2305663A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0024209A1 (en) * | 1979-08-21 | 1981-02-25 | George Aubrey Felton | Fluid flow control valves |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4184507A (en) * | 1978-04-20 | 1980-01-22 | B. C. Richards & Co. Pty. Ltd. | Ball valve |
| FR2467338A1 (fr) * | 1979-10-11 | 1981-04-17 | Amri | Joint d'etancheite pour obturateur tel qu'un registre de ventilation |
| DE19530224B4 (de) * | 1995-08-17 | 2006-01-05 | Friatec Ag | Dichtungsanordnung für eine Absperrklappe oder eine Regelklappe |
| GB2520309B (en) * | 2013-11-15 | 2020-09-09 | Chargepoint Tech Limited | Valve Seat |
-
1975
- 1975-03-27 CH CH394575A patent/CH591037A5/xx not_active IP Right Cessation
- 1975-05-14 DE DE19752521498 patent/DE2521498A1/de active Pending
- 1975-06-17 FR FR7518948A patent/FR2305663A1/fr active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0024209A1 (en) * | 1979-08-21 | 1981-02-25 | George Aubrey Felton | Fluid flow control valves |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2305663A1 (fr) | 1976-10-22 |
| CH591037A5 (enrdf_load_stackoverflow) | 1977-08-31 |
| FR2305663B3 (enrdf_load_stackoverflow) | 1978-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |