NL7207550A - - Google Patents
Info
- Publication number
- NL7207550A NL7207550A NL7207550A NL7207550A NL7207550A NL 7207550 A NL7207550 A NL 7207550A NL 7207550 A NL7207550 A NL 7207550A NL 7207550 A NL7207550 A NL 7207550A NL 7207550 A NL7207550 A NL 7207550A
- Authority
- NL
- Netherlands
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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
- F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
- F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
- F16J15/3416—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities with at least one continuous groove
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
- F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
- F16J15/3432—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface the geometry of the surface being able to vary during operation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Sealing Devices (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR717120105A FR2141458B1 (fr) | 1971-06-03 | 1971-06-03 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7207550A true NL7207550A (fr) | 1972-12-05 |
NL175752B NL175752B (nl) | 1984-07-16 |
NL175752C NL175752C (nl) | 1984-12-17 |
Family
ID=9078044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7207550,A NL175752C (nl) | 1971-06-03 | 1972-06-02 | Afdichtinrichting voor een draaiende as. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3788652A (fr) |
DE (1) | DE2153926A1 (fr) |
FR (1) | FR2141458B1 (fr) |
GB (1) | GB1360117A (fr) |
IT (1) | IT958194B (fr) |
NL (1) | NL175752C (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4313608A (en) * | 1978-12-20 | 1982-02-02 | Associated Engineering Limited | Means for controlling fluid flow |
DE3231171C1 (de) * | 1982-08-21 | 1983-05-19 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen | Sperrfluessigkeitsdichtung |
US5246295A (en) * | 1991-10-30 | 1993-09-21 | Ide Russell D | Non-contacting mechanical face seal of the gap-type |
DE3819390C2 (de) * | 1988-06-07 | 1994-05-26 | Glyco Antriebstechnik Gmbh | Hydrostatische Drehdurchführung |
DE4005428A1 (de) * | 1990-02-21 | 1991-08-22 | Mannesmann Ag | Sperrfluessigkeits-dichtungsanordnung bei einem turboverdichter |
DE4005427C1 (fr) * | 1990-02-21 | 1991-07-25 | Mannesmann Ag, 4000 Duesseldorf, De | |
US5480232A (en) * | 1994-05-26 | 1996-01-02 | General Electric Co. | Oil seal for gas turbine |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1394959A (en) * | 1919-05-09 | 1921-10-25 | Gen Electric | Shaft-packing |
US2555492A (en) * | 1947-10-23 | 1951-06-05 | Ingersoll Rand Co | Pressure fluid seal |
US2662480A (en) * | 1950-10-04 | 1953-12-15 | Thompson Prod Inc | Seal |
US3033579A (en) * | 1958-05-26 | 1962-05-08 | Gen Motors Corp | Shaft seal |
GB891419A (en) * | 1959-10-01 | 1962-03-14 | John Barclay Neil | Improvements in or relating to packings for sealing together two relatively rotatable members |
NL129677C (fr) * | 1965-03-17 | |||
US3410565A (en) * | 1966-07-27 | 1968-11-12 | Worthington Corp | Centrifugal and face contact seal |
-
1971
- 1971-06-03 FR FR717120105A patent/FR2141458B1/fr not_active Expired
- 1971-10-29 DE DE19712153926 patent/DE2153926A1/de active Pending
- 1971-11-22 US US00200983A patent/US3788652A/en not_active Expired - Lifetime
-
1972
- 1972-05-31 IT IT50667/72A patent/IT958194B/it active
- 1972-06-02 NL NLAANVRAGE7207550,A patent/NL175752C/xx not_active IP Right Cessation
- 1972-06-05 GB GB2618672A patent/GB1360117A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL175752C (nl) | 1984-12-17 |
IT958194B (it) | 1973-10-20 |
FR2141458A1 (fr) | 1973-01-26 |
NL175752B (nl) | 1984-07-16 |
US3788652A (en) | 1974-01-29 |
GB1360117A (en) | 1974-07-17 |
FR2141458B1 (fr) | 1973-06-29 |
DE2153926A1 (de) | 1972-12-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: S.A. ALSTHOM-ATLANTIQUE |
|
V4 | Lapsed because of reaching the maximum lifetime of a patent |