DE69023975D1 - Tandem-montierte, stirnseitige Dichtungen. - Google Patents
Tandem-montierte, stirnseitige Dichtungen.Info
- Publication number
- DE69023975D1 DE69023975D1 DE69023975T DE69023975T DE69023975D1 DE 69023975 D1 DE69023975 D1 DE 69023975D1 DE 69023975 T DE69023975 T DE 69023975T DE 69023975 T DE69023975 T DE 69023975T DE 69023975 D1 DE69023975 D1 DE 69023975D1
- Authority
- DE
- Germany
- Prior art keywords
- tandem
- face seals
- mounted face
- seals
- face
- 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.)
- Expired - Fee Related
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
- F16J15/3436—Pressing means
- F16J15/3456—Pressing means without external means for pressing the ring against the face, e.g. slip-ring with a resilient lip
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
-
- 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
- F16J15/002—Sealings comprising at least two sealings in succession
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/380,164 US4973063A (en) | 1989-07-14 | 1989-07-14 | Tandem mounted face seals |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69023975D1 true DE69023975D1 (de) | 1996-01-18 |
DE69023975T2 DE69023975T2 (de) | 1996-05-15 |
Family
ID=23500136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69023975T Expired - Fee Related DE69023975T2 (de) | 1989-07-14 | 1990-06-13 | Tandem-montierte, stirnseitige Dichtungen. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4973063A (de) |
EP (1) | EP0408532B1 (de) |
CA (1) | CA2021157C (de) |
DE (1) | DE69023975T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5058487A (en) * | 1990-05-01 | 1991-10-22 | Litton Industrial Automation Systems, Inc. | Cylinder with radially movable rod |
WO1992007207A1 (en) * | 1990-10-11 | 1992-04-30 | Rotoflex, Inc. | Rotary shaft sealing device |
US5356158A (en) * | 1990-10-11 | 1994-10-18 | Rotoflex, Inc. | Resilient rotary seal with projecting edge |
SE507745C2 (sv) * | 1996-11-05 | 1998-07-06 | Alfa Laval Ab | Tätningsanordning |
CA2309238C (en) | 2000-05-24 | 2002-07-30 | T & E Oils Ltd. | Assemblies for modular fluid pump |
NL1026756C2 (nl) * | 2004-07-30 | 2006-01-31 | Tetra Laval Holdings & Finance | Afdichtconstructie. |
US9739379B2 (en) * | 2011-04-20 | 2017-08-22 | Dresser-Rand Company | High moisture environment seal assembly |
US9989095B2 (en) * | 2013-11-14 | 2018-06-05 | Schaeffler Technologies AG & Co. KG | Water pump bearing with integrated mechanical seal |
CO2021005972U1 (es) * | 2020-06-15 | 2021-05-20 | Ramirez Nunez Gabriel | Sistema de sellado para rodillos a prueba de intrusión de materiales externos, empleados en bandas de transportación de materiales a granel |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3015505A (en) * | 1959-01-12 | 1962-01-02 | Southwestern Cotton Oil Compan | Packing gland for vertical screw conveyor |
FR1459069A (fr) * | 1964-09-11 | 1966-04-29 | Forsheda Gummifabrik Ab | Bagues d'étanchéité perfectionnées |
US3703296A (en) * | 1970-05-20 | 1972-11-21 | Forsheda Gummifabrik Ab | Sealing between a rotary and a stationary member |
US3693985A (en) * | 1971-05-12 | 1972-09-26 | Arthur M Dillner | End face fluid seal unit |
US4094512A (en) * | 1976-07-14 | 1978-06-13 | Crane Packing Limited | Shaft seals |
SE404414B (sv) * | 1977-02-25 | 1978-10-02 | Alfa Laval Ab | Anordning for att diska en forsta tetningsring och ett utrymme nermast intill tetningsringen |
GB1547733A (en) * | 1977-11-24 | 1979-06-27 | Plessey Co Ltd | Hydraulic pump with a sealing arrangement |
US4194745A (en) * | 1979-05-02 | 1980-03-25 | Mcdougal Thomas L | Controlled clearance seal |
CA1136665A (en) * | 1979-11-27 | 1982-11-30 | Ernst A. Kronenberg | Shaft seal of the type incorporating a sealing flange |
JPS6015975Y2 (ja) * | 1980-10-21 | 1985-05-18 | エヌオーケー株式会社 | 密封装置 |
US4580789A (en) * | 1984-10-23 | 1986-04-08 | Ludlow Industries, Inc. | Shaft seal construction for bin level indicators |
US4832511A (en) * | 1988-08-16 | 1989-05-23 | Reliance Electric Company | High efficiency seal devices for shaft bearings |
-
1989
- 1989-07-14 US US07/380,164 patent/US4973063A/en not_active Expired - Lifetime
-
1990
- 1990-06-13 EP EP90850235A patent/EP0408532B1/de not_active Expired - Lifetime
- 1990-06-13 DE DE69023975T patent/DE69023975T2/de not_active Expired - Fee Related
- 1990-07-13 CA CA002021157A patent/CA2021157C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4973063A (en) | 1990-11-27 |
DE69023975T2 (de) | 1996-05-15 |
CA2021157A1 (en) | 1991-01-15 |
EP0408532A1 (de) | 1991-01-16 |
CA2021157C (en) | 1997-10-21 |
EP0408532B1 (de) | 1995-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |