DE69616764D1 - Dynamisches rillenlager mit ölsperre - Google Patents
Dynamisches rillenlager mit ölsperreInfo
- Publication number
- DE69616764D1 DE69616764D1 DE69616764T DE69616764T DE69616764D1 DE 69616764 D1 DE69616764 D1 DE 69616764D1 DE 69616764 T DE69616764 T DE 69616764T DE 69616764 T DE69616764 T DE 69616764T DE 69616764 D1 DE69616764 D1 DE 69616764D1
- Authority
- DE
- Germany
- Prior art keywords
- groove bearing
- oil lock
- dynamic groove
- dynamic
- lock
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/74—Sealings of sliding-contact bearings
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
- H02K5/1677—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
-
- 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
- F16C2370/00—Apparatus relating to physics, e.g. instruments
- F16C2370/12—Hard disk drives or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Sliding-Contact Bearings (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95203610 | 1995-12-22 | ||
PCT/IB1996/001347 WO1997023736A1 (en) | 1995-12-22 | 1996-12-04 | Dynamic groove bearing with a lubricant barrier |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69616764D1 true DE69616764D1 (de) | 2001-12-13 |
DE69616764T2 DE69616764T2 (de) | 2002-08-01 |
Family
ID=8220997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69616764T Expired - Fee Related DE69616764T2 (de) | 1995-12-22 | 1996-12-04 | Dynamisches rillenlager mit ölsperre |
Country Status (6)
Country | Link |
---|---|
US (1) | US5722775A (de) |
EP (1) | EP0812395B1 (de) |
JP (1) | JP4195088B2 (de) |
DE (1) | DE69616764T2 (de) |
MY (1) | MY132359A (de) |
WO (1) | WO1997023736A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113124055A (zh) * | 2021-04-27 | 2021-07-16 | 北京工业大学 | 基于径向密珠吸载的气浮止推轴承 |
CN113124056A (zh) * | 2021-04-27 | 2021-07-16 | 北京工业大学 | 基于轴向密珠吸载的气浮止推轴承 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5791784A (en) * | 1995-04-10 | 1998-08-11 | Nidec Corporation | Fluid dynamic pressure bearing and motor and magnetic disk apparatus using fluid dynamic pressure bearing |
JP3544098B2 (ja) * | 1997-05-19 | 2004-07-21 | 日本電産株式会社 | 動圧流体軸受装置 |
JP3811553B2 (ja) * | 1997-09-05 | 2006-08-23 | 株式会社ジェイテクト | 流体軸受 |
TW468009B (en) * | 1997-11-20 | 2001-12-11 | Koninkl Philips Electronics Nv | Electromotor |
US6196722B1 (en) * | 1998-01-13 | 2001-03-06 | Matsushita Electric Industrial Co., Ltd. | Hydrodynamic bearing |
KR100486698B1 (ko) * | 1998-07-28 | 2005-08-31 | 삼성전자주식회사 | 베어링시스템및이를적용한스핀들모터조립체 |
JP4076702B2 (ja) | 1999-05-14 | 2008-04-16 | 株式会社フジクラ | 光ファイバの捻れ測定方法 |
JP2001082458A (ja) | 1999-09-08 | 2001-03-27 | Koyo Seiko Co Ltd | 動圧軸受 |
JP2003009462A (ja) * | 2001-06-22 | 2003-01-10 | Nippon Densan Corp | スピンドルモータ |
JP4248176B2 (ja) * | 2001-12-14 | 2009-04-02 | 株式会社ジェイテクト | 動圧軸受 |
KR100528329B1 (ko) * | 2003-02-18 | 2005-11-16 | 삼성전자주식회사 | 하드 디스크 드라이브용 스핀들 모터 |
JP4369303B2 (ja) * | 2004-06-01 | 2009-11-18 | 日本電産株式会社 | 動圧軸受装置およびその製造方法、ならびにモータおよびディスク駆動装置 |
CZ302547B6 (cs) * | 2005-07-04 | 2011-07-07 | Visteon Global Technologies, Inc. | Systém adaptivního predního osvetlení motorových vozidel |
US10485288B2 (en) | 2011-05-09 | 2019-11-26 | Israel Junior Pacheco | Lighted footwear |
US9144638B2 (en) | 2013-03-14 | 2015-09-29 | Thoratec Corporation | Blood pump rotor bearings |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2870057B2 (ja) * | 1989-11-07 | 1999-03-10 | 日本精工株式会社 | 動圧軸受装置 |
US5246294A (en) * | 1991-05-30 | 1993-09-21 | Digital Equipment Corporation | Flow-regulating hydrodynamic bearing |
US5457588A (en) * | 1992-09-22 | 1995-10-10 | Nippon Densan Corporation | Low profile hydrodynamic motor having minimum leakage properties |
JPH06178492A (ja) * | 1992-12-07 | 1994-06-24 | Nippon Densan Corp | スピンドルモータ |
US5427456A (en) * | 1994-04-12 | 1995-06-27 | Synektron Corporation | Fluid bearing with asymmetrical groove pattern |
US5558445A (en) * | 1994-07-22 | 1996-09-24 | Quantum Corporation | Self-contained hydrodynamic bearing unit and seals |
US5558443A (en) * | 1994-07-22 | 1996-09-24 | Quantum Corporation | Shaft seal for hydrodynamic bearing unit |
-
1996
- 1996-12-04 JP JP52346897A patent/JP4195088B2/ja not_active Expired - Fee Related
- 1996-12-04 WO PCT/IB1996/001347 patent/WO1997023736A1/en active IP Right Grant
- 1996-12-04 EP EP96938430A patent/EP0812395B1/de not_active Expired - Lifetime
- 1996-12-04 DE DE69616764T patent/DE69616764T2/de not_active Expired - Fee Related
- 1996-12-10 US US08/762,892 patent/US5722775A/en not_active Expired - Fee Related
- 1996-12-20 MY MYPI96005406A patent/MY132359A/en unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113124055A (zh) * | 2021-04-27 | 2021-07-16 | 北京工业大学 | 基于径向密珠吸载的气浮止推轴承 |
CN113124056A (zh) * | 2021-04-27 | 2021-07-16 | 北京工业大学 | 基于轴向密珠吸载的气浮止推轴承 |
CN113124055B (zh) * | 2021-04-27 | 2023-03-14 | 北京工业大学 | 基于径向密珠吸载的气浮止推轴承 |
Also Published As
Publication number | Publication date |
---|---|
WO1997023736A1 (en) | 1997-07-03 |
EP0812395B1 (de) | 2001-11-07 |
JPH11501113A (ja) | 1999-01-26 |
EP0812395A1 (de) | 1997-12-17 |
DE69616764T2 (de) | 2002-08-01 |
MY132359A (en) | 2007-10-31 |
JP4195088B2 (ja) | 2008-12-10 |
US5722775A (en) | 1998-03-03 |
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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 |