BE726545A - - Google Patents
Info
- Publication number
- BE726545A BE726545A BE726545DA BE726545A BE 726545 A BE726545 A BE 726545A BE 726545D A BE726545D A BE 726545DA BE 726545 A BE726545 A BE 726545A
- Authority
- BE
- Belgium
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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Sealing (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69772668A | 1968-01-15 | 1968-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE726545A true BE726545A (da) | 1969-07-07 |
Family
ID=24802288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE726545D BE726545A (da) | 1968-01-15 | 1969-01-07 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3529838A (da) |
| BE (1) | BE726545A (da) |
| CH (1) | CH502539A (da) |
| DE (1) | DE1901676A1 (da) |
| ES (1) | ES159807Y (da) |
| FR (1) | FR1600076A (da) |
| GB (1) | GB1193604A (da) |
| NL (1) | NL6900511A (da) |
| SE (1) | SE340550B (da) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2222082A1 (de) * | 1972-05-05 | 1973-11-15 | Klein Schanzlin & Becker Ag | Beruehrungsfreie wellendichtung |
| US3887198A (en) * | 1973-10-26 | 1975-06-03 | Caterpillar Tractor Co | Pressure balanced ring seal |
| LU81706A1 (fr) * | 1978-09-22 | 1980-01-24 | Ass Eng Ltd | Joints d'etancheite interfaciaux a jeu positif |
| US4313608A (en) * | 1978-12-20 | 1982-02-02 | Associated Engineering Limited | Means for controlling fluid flow |
| GB2123098B (en) * | 1982-07-01 | 1985-12-18 | Aes Eng Ltd | Mechanical shaft seals |
| US4693481A (en) * | 1985-05-31 | 1987-09-15 | Westinghouse Electric Corp. | Film-riding shaft seal formed from high-purity silicon nitride |
| DE3940258A1 (de) * | 1989-10-12 | 1991-05-29 | Pacific Wietz Gmbh & Co Kg | Gasgesperrte, kontaktlose dichtungsanordnung fuer eine welle |
| US4871297A (en) * | 1987-04-08 | 1989-10-03 | Westinghouse Electric Corp. | Reactor coolant pump sealing surfaces with titanium nitride coating |
| US4838559A (en) * | 1987-06-17 | 1989-06-13 | Westinghouse Electric Corp. | Reactor coolant pump hydrostatic sealing assembly with improved hydraulic balance |
| US4848774A (en) * | 1987-08-31 | 1989-07-18 | Westinghouse Electric Corp. | Reactor coolant pump hydrostatic sealing assembly with externally pressurized hydraulic balance chamber |
| US5171024A (en) * | 1988-05-23 | 1992-12-15 | Westinghouse Electric Corp. | Reactor coolant pump shaft seal utilizing shape memory metal |
| US4847041A (en) * | 1988-07-21 | 1989-07-11 | Westinghouse Electric Corp. | Reactor coolant pump auxiliary seal for reactor coolant system vacuum degasification |
| US4976446A (en) * | 1988-07-21 | 1990-12-11 | Westinghouse Electric Corp. | Reactor coolant pump auxiliary seal for reactor coolant system vacuum degasification |
| ATE106999T1 (de) * | 1989-12-06 | 1994-06-15 | Pacific Wietz Gmbh & Co Kg | Gasgesperrte, kontaktlose dichtungsanordnung für eine welle. |
| KR950010697B1 (ko) * | 1991-02-08 | 1995-09-21 | 니혼삐라 고오교 가부시끼가이샤 | 기계밀봉 |
| GB0317055D0 (en) * | 2003-07-22 | 2003-08-27 | Cross Mfg Co 1938 Ltd | Improvements relating to aspirating face seals and thrust bearings |
| US20070172367A1 (en) * | 2006-01-26 | 2007-07-26 | Janocko David J | Flow restricting devices in pumps |
| KR101426855B1 (ko) * | 2008-05-09 | 2014-08-05 | 이구루코교 가부시기가이샤 | 분할형 메카니컬 씰 |
| US8356972B2 (en) | 2008-12-10 | 2013-01-22 | Westinghouse Electric Company Llc | Thermally activated shutdown seals for rotatable shafts |
| GB201116121D0 (en) * | 2011-09-19 | 2011-11-02 | Rolls Royce Plc | Fluid riding device |
| US9217441B2 (en) | 2013-08-20 | 2015-12-22 | Westinghouse Electric Company Llc | Pump seal with thermal retracting actuator |
| US9206791B2 (en) | 2013-03-13 | 2015-12-08 | Westinghouse Electric Company Llc | Pump seal with thermal retracting actuator |
| US9714644B2 (en) | 2013-03-13 | 2017-07-25 | Westinghouse Electric Company Llc | Thermal retracting actuator |
| US9206812B2 (en) | 2013-03-13 | 2015-12-08 | Westinghouse Electric Company Llc | Pump seal with thermal retracting actuator |
| US9920839B1 (en) | 2016-11-28 | 2018-03-20 | Westinghouse Electric Company Llc | Hydrostatic mechanical face seal |
| NL2022585B1 (nl) | 2019-02-15 | 2020-08-28 | Lagersmit Sealing Solutions B V | Radiaal afdichtingssysteem |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1012085A (en) * | 1964-05-25 | 1965-12-08 | Sealol | High pressure fluid seal with controlled leakage |
| FR1422767A (fr) * | 1964-06-01 | 1965-12-24 | Joint à fuite limitée | |
| US3347552A (en) * | 1964-06-04 | 1967-10-17 | Westinghouse Electric Corp | Controlled leakage face type seals |
-
1968
- 1968-01-14 ES ES1968159807U patent/ES159807Y/es not_active Expired
- 1968-01-15 US US697726A patent/US3529838A/en not_active Expired - Lifetime
- 1968-12-30 FR FR1600076D patent/FR1600076A/fr not_active Expired
-
1969
- 1969-01-02 GB GB306/69A patent/GB1193604A/en not_active Expired
- 1969-01-07 BE BE726545D patent/BE726545A/xx not_active IP Right Cessation
- 1969-01-13 NL NL6900511A patent/NL6900511A/xx unknown
- 1969-01-14 DE DE19691901676 patent/DE1901676A1/de active Pending
- 1969-01-15 CH CH50069A patent/CH502539A/de not_active IP Right Cessation
- 1969-01-15 SE SE00509/69A patent/SE340550B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES159807U (es) | 1970-11-01 |
| NL6900511A (da) | 1969-07-17 |
| DE1901676A1 (de) | 1969-10-02 |
| SE340550B (da) | 1971-11-22 |
| CH502539A (de) | 1971-01-31 |
| ES159807Y (es) | 1971-04-16 |
| US3529838A (en) | 1970-09-22 |
| GB1193604A (en) | 1970-06-03 |
| FR1600076A (da) | 1970-07-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: WESTINGHOUSE ELECTRIC CORP. Effective date: 19880131 |