DE69924597D1 - Dynamisches rillenlager mit porösem schmiermittelbehälter - Google Patents

Dynamisches rillenlager mit porösem schmiermittelbehälter

Info

Publication number
DE69924597D1
DE69924597D1 DE69924597T DE69924597T DE69924597D1 DE 69924597 D1 DE69924597 D1 DE 69924597D1 DE 69924597 T DE69924597 T DE 69924597T DE 69924597 T DE69924597 T DE 69924597T DE 69924597 D1 DE69924597 D1 DE 69924597D1
Authority
DE
Germany
Prior art keywords
bearing
groove
reservoir
bearing part
ring
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
Application number
DE69924597T
Other languages
English (en)
Other versions
DE69924597T2 (de
Inventor
Fridtjof Bremer
M Hensing
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69924597D1 publication Critical patent/DE69924597D1/de
Application granted granted Critical
Publication of DE69924597T2 publication Critical patent/DE69924597T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • F16C17/02—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
    • F16C17/10—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
    • F16C33/103—Construction relative to lubrication with liquid, e.g. oil, as lubricant retained in or near the bearing
    • 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
    • H02K5/1675—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 rotary shaft at only one end of the rotor
    • 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)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Power Engineering (AREA)
  • Sliding-Contact Bearings (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Mechanical Optical Scanning Systems (AREA)
DE69924597T 1998-07-17 1999-07-07 Dynamisches rillenlager mit porösem schmiermittelbehälter Expired - Fee Related DE69924597T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP98202405 1998-07-17
EP98202405 1998-07-17
PCT/EP1999/004760 WO2000004298A1 (en) 1998-07-17 1999-07-07 Dynamic groove bearing comprising a porous lubricant reservoir

Publications (2)

Publication Number Publication Date
DE69924597D1 true DE69924597D1 (de) 2005-05-12
DE69924597T2 DE69924597T2 (de) 2006-03-02

Family

ID=8233942

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924597T Expired - Fee Related DE69924597T2 (de) 1998-07-17 1999-07-07 Dynamisches rillenlager mit porösem schmiermittelbehälter

Country Status (8)

Country Link
US (1) US6196723B1 (de)
EP (1) EP1029181B1 (de)
JP (1) JP2002520558A (de)
KR (1) KR100721389B1 (de)
CN (1) CN1097178C (de)
AT (1) ATE292760T1 (de)
DE (1) DE69924597T2 (de)
WO (1) WO2000004298A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6542481B2 (en) * 1998-06-01 2003-04-01 Tantivy Communications, Inc. Dynamic bandwidth allocation for multiple access communication using session queues
TWI314190B (en) * 2004-11-26 2009-09-01 Delta Electronics Inc Sleeve bearing structure
JP2007002949A (ja) * 2005-06-24 2007-01-11 Sony Corp 軸受ユニット、軸受ユニットを有するモータ及び電子機器
TW200717976A (en) * 2005-10-28 2007-05-01 Sunonwealth Electr Mach Ind Co Structure of bearing
CN101400904B (zh) * 2006-01-10 2011-07-06 Ntn株式会社 流体动压轴承装置及其制造方法
CN101242121B (zh) * 2007-02-08 2011-09-14 台达电子工业股份有限公司 电机及其轴承支承结构
CN102954110B (zh) * 2011-08-30 2015-09-30 汶莱商新瓷科技股份有限公司 高润滑效能的轴承组件
CN104482049B (zh) * 2014-12-12 2017-05-03 中国航天空气动力技术研究院 动压气浮轴承
JP2018205368A (ja) * 2017-05-30 2018-12-27 日本電産株式会社 回転駆動装置
CN116423484B (zh) * 2023-06-12 2023-08-04 佛山隆深机器人有限公司 一种多轴定位机械臂及机器人

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532382B1 (fr) * 1982-08-25 1987-01-30 Nippon Seiko Kk Guidage a rainures de lubrification pour mouvement rectiligne
NL8401864A (nl) * 1984-06-13 1986-01-02 Philips Nv Lagersysteem omvattende twee tegenover elkaar opgestelde hydrodynamische lagers.
NL8602565A (nl) * 1986-10-13 1988-05-02 Philips Nv Lagersysteem met een aktief reservoir tussen twee op axiale afstand van elkaar geplaatste hydrodynamische lagers.
JPH0335469A (ja) * 1989-06-30 1991-02-15 Matsushita Electric Ind Co Ltd ディスク駆動装置
US5141338A (en) * 1989-11-10 1992-08-25 Matsushita Electric Industrial Co., Ltd. Dynamic pressure type fluid bearing apparatus
JP2509752B2 (ja) * 1990-11-14 1996-06-26 株式会社三協精機製作所 動圧流体軸受
US5834870A (en) * 1994-04-28 1998-11-10 Hitachi, Ltd. Oil impregnated porous bearing units and motors provided with same
US5579579A (en) * 1994-12-08 1996-12-03 Quantum Corporation Method for making precision self-contained hydrodynamic bearing assembly
JP3637632B2 (ja) * 1995-05-25 2005-04-13 松下電器産業株式会社 電動機
JPH099568A (ja) * 1995-06-23 1997-01-10 Matsushita Electric Ind Co Ltd ディスク駆動装置
US5806987A (en) * 1996-02-07 1998-09-15 Sankyo Seiki Mfg. Co., Ltd. Hydrodynamic bearing apparatus
JPH09303398A (ja) * 1996-05-08 1997-11-25 Hitachi Ltd 含油軸受ユニットおよび含浸軸受ユニットを備えたモータ
US5941646A (en) * 1996-12-25 1999-08-24 Ntn Corporation Hydrodynamic type porous oil-impregnated bearing and bearing device
JPH10196640A (ja) * 1997-01-06 1998-07-31 Koyo Seiko Co Ltd 動圧軸受
JP3602325B2 (ja) * 1997-03-31 2004-12-15 Ｎｔｎ株式会社 動圧型多孔質含油軸受

Also Published As

Publication number Publication date
ATE292760T1 (de) 2005-04-15
JP2002520558A (ja) 2002-07-09
CN1097178C (zh) 2002-12-25
CN1274411A (zh) 2000-11-22
US6196723B1 (en) 2001-03-06
EP1029181B1 (de) 2005-04-06
WO2000004298A1 (en) 2000-01-27
DE69924597T2 (de) 2006-03-02
KR100721389B1 (ko) 2007-05-23
EP1029181A1 (de) 2000-08-23
KR20010023981A (ko) 2001-03-26

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee