DE69840037D1 - Geschlossenes dynamisches Drucklager mit Durchgangsöffnung - Google Patents
Geschlossenes dynamisches Drucklager mit DurchgangsöffnungInfo
- Publication number
- DE69840037D1 DE69840037D1 DE69840037T DE69840037T DE69840037D1 DE 69840037 D1 DE69840037 D1 DE 69840037D1 DE 69840037 T DE69840037 T DE 69840037T DE 69840037 T DE69840037 T DE 69840037T DE 69840037 D1 DE69840037 D1 DE 69840037D1
- Authority
- DE
- Germany
- Prior art keywords
- hole
- thrust bearing
- dynamic thrust
- closed dynamic
- closed
- 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 - Lifetime
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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
- F16C33/1085—Channels or passages to recirculate the liquid in the bearing
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
- F16C17/045—Sliding-contact bearings for exclusively rotary movement for axial load only with grooves in the bearing surface to generate hydrodynamic pressure, e.g. spiral groove thrust bearings
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
- F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
- F16C17/107—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one surface for radial load and at least one surface for axial load
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
- F16C33/107—Grooves for generating pressure
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98106699A EP0949428B1 (de) | 1997-01-06 | 1998-04-11 | Geschlossenes dynamisches Drucklager mit Durchgangsöffnung |
EP06116709A EP1703153B1 (de) | 1998-04-11 | 1998-04-11 | Geschlossenes dynamisches Drucklager mit Durchgangsöffnung |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69840037D1 true DE69840037D1 (de) | 2008-10-30 |
Family
ID=32946999
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69840037T Expired - Lifetime DE69840037D1 (de) | 1998-04-11 | 1998-04-11 | Geschlossenes dynamisches Drucklager mit Durchgangsöffnung |
DE69829359T Expired - Lifetime DE69829359T2 (de) | 1998-04-11 | 1998-04-11 | Geschlossenes dynamisches Drucklager mit Durchgangsöffnung |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69829359T Expired - Lifetime DE69829359T2 (de) | 1998-04-11 | 1998-04-11 | Geschlossenes dynamisches Drucklager mit Durchgangsöffnung |
Country Status (2)
Country | Link |
---|---|
EP (2) | EP1703153B1 (de) |
DE (2) | DE69840037D1 (de) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6704587A (de) * | 1967-03-31 | 1968-10-01 | ||
US5559382A (en) * | 1992-10-01 | 1996-09-24 | Nidec Corporation | Spindle motor |
US5407281A (en) * | 1994-07-22 | 1995-04-18 | Quantum Corp. | Self-replenishing hydrodynamic bearing |
US5433529A (en) * | 1994-08-02 | 1995-07-18 | Synektron Corporation | Fluid bearing construction employing thrust plate with pressure compensation ports |
US5658080A (en) * | 1994-12-16 | 1997-08-19 | Nidec Corporation | Motor with a hydro-dynamic bearing |
US5536088A (en) * | 1995-06-07 | 1996-07-16 | Synektron Corporation | Fluid bearings for electronic spindle motors |
-
1998
- 1998-04-11 EP EP06116709A patent/EP1703153B1/de not_active Expired - Lifetime
- 1998-04-11 DE DE69840037T patent/DE69840037D1/de not_active Expired - Lifetime
- 1998-04-11 EP EP04013816A patent/EP1471274B1/de not_active Expired - Lifetime
- 1998-04-11 DE DE69829359T patent/DE69829359T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1471274A3 (de) | 2004-11-17 |
DE69829359T2 (de) | 2006-04-13 |
EP1471274B1 (de) | 2006-08-09 |
EP1703153B1 (de) | 2008-09-17 |
EP1703153A1 (de) | 2006-09-20 |
EP1471274A2 (de) | 2004-10-27 |
DE69829359D1 (de) | 2005-04-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |