DE68921256D1 - Hydrodynamisches Lager. - Google Patents
Hydrodynamisches Lager.Info
- Publication number
- DE68921256D1 DE68921256D1 DE68921256T DE68921256T DE68921256D1 DE 68921256 D1 DE68921256 D1 DE 68921256D1 DE 68921256 T DE68921256 T DE 68921256T DE 68921256 T DE68921256 T DE 68921256T DE 68921256 D1 DE68921256 D1 DE 68921256D1
- Authority
- DE
- Germany
- Prior art keywords
- hydrodynamic bearing
- hydrodynamic
- bearing
- 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
- 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
-
- 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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
-
- 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
- F16C17/08—Sliding-contact bearings for exclusively rotary movement for axial load only for supporting the end face of a shaft or other member, e.g. footstep bearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sliding-Contact Bearings (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15811988A JPH028510A (ja) | 1988-06-28 | 1988-06-28 | 動圧軸受装置 |
JP16261488A JPH0217216A (ja) | 1988-07-01 | 1988-07-01 | 動圧軸受装置 |
JP1035564A JP2764298B2 (ja) | 1989-02-15 | 1989-02-15 | 動圧軸受装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68921256D1 true DE68921256D1 (de) | 1995-03-30 |
DE68921256T2 DE68921256T2 (de) | 1995-07-06 |
Family
ID=27288799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68921256T Expired - Fee Related DE68921256T2 (de) | 1988-06-28 | 1989-06-27 | Hydrodynamisches Lager. |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0349260B1 (de) |
DE (1) | DE68921256T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5277499A (en) * | 1990-10-04 | 1994-01-11 | Canon Kabushiki Kaisha | Dynamic pressure bearing apparatus |
JPH04145215A (ja) * | 1990-10-04 | 1992-05-19 | Canon Inc | 動圧軸受装置 |
KR960010431B1 (ko) * | 1992-04-08 | 1996-07-31 | 가부시키가이샤 도시바 | 회전양극형 x선관 |
US5973878A (en) * | 1993-12-14 | 1999-10-26 | Hitachi, Ltd. | Recording disk apparatus and rotational supporting structure therefor, having a magnetic lubricant seal which is inclined |
DE69425119T2 (de) * | 1993-12-14 | 2001-02-15 | Hitachi Ltd | Aufzeichnungsplattengerät und rotierende Halterungsstruktur dafür |
US5941646A (en) * | 1996-12-25 | 1999-08-24 | Ntn Corporation | Hydrodynamic type porous oil-impregnated bearing and bearing device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6512869A (de) * | 1965-10-05 | 1967-04-06 | ||
NL6704587A (de) * | 1967-03-31 | 1968-10-01 | ||
BE787614A (fr) * | 1971-08-18 | 1973-02-16 | Philips Nv | Palier |
GB1443448A (en) * | 1973-06-04 | 1976-07-21 | British Gas Corp | Lubricated bearings |
NL8201747A (nl) * | 1981-04-27 | 1982-11-16 | Nippon Seiko Kk | Fluidum lager van het dynamische druktype. |
US4557610A (en) * | 1982-09-02 | 1985-12-10 | Matsushita Electric Industrial Co., Ltd. | Dynamic pressure type fluid bearing device |
-
1989
- 1989-06-27 EP EP89306503A patent/EP0349260B1/de not_active Expired - Lifetime
- 1989-06-27 DE DE68921256T patent/DE68921256T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0349260A1 (de) | 1990-01-03 |
EP0349260B1 (de) | 1995-02-22 |
DE68921256T2 (de) | 1995-07-06 |
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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 |