NL1007854A1 - Poreus met olie geimpregneerd lager van het hydrodynamische type en lagerinrichting. - Google Patents

Poreus met olie geimpregneerd lager van het hydrodynamische type en lagerinrichting.

Info

Publication number
NL1007854A1
NL1007854A1 NL1007854A NL1007854A NL1007854A1 NL 1007854 A1 NL1007854 A1 NL 1007854A1 NL 1007854 A NL1007854 A NL 1007854A NL 1007854 A NL1007854 A NL 1007854A NL 1007854 A1 NL1007854 A1 NL 1007854A1
Authority
NL
Netherlands
Prior art keywords
bearing
oil
bearing bodies
lubricating
porous oil
Prior art date
Application number
NL1007854A
Other languages
English (en)
Other versions
NL1007854C2 (nl
Inventor
Natsuhiko Mori
Original Assignee
Ntn Toyo Bearing Co Ltd
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 Ntn Toyo Bearing Co Ltd filed Critical Ntn Toyo Bearing Co Ltd
Publication of NL1007854A1 publication Critical patent/NL1007854A1/nl
Application granted granted Critical
Publication of NL1007854C2 publication Critical patent/NL1007854C2/nl

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
    • 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
    • F16C33/104—Construction relative to lubrication with liquid, e.g. oil, as lubricant retained in or near the bearing in a porous body, e.g. oil impregnated sintered sleeve
    • 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
    • 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
    • F16C33/102—Construction relative to lubrication with grease as lubricant
    • 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
    • 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
    • F16C33/109—Lubricant compositions or properties, e.g. viscosity
    • 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
    • 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
    • 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
    • F16C2370/20—Optical, e.g. movable lenses or mirrors; Spectacles
    • F16C2370/22—Polygon mirror
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S384/00—Bearings
    • Y10S384/90—Cooling or heating
    • Y10S384/902—Porous member

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)
NL1007854A 1996-12-25 1997-12-19 Poreus met olie geïmpregneerd lager van het hydrodynamische type en lagerinrichting. NL1007854C2 (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP34578696 1996-12-25
JP34578696 1996-12-25
JP7800197 1997-03-28
JP7800197 1997-03-28

Publications (2)

Publication Number Publication Date
NL1007854A1 true NL1007854A1 (nl) 1998-06-29
NL1007854C2 NL1007854C2 (nl) 2000-04-04

Family

ID=26419078

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1007854A NL1007854C2 (nl) 1996-12-25 1997-12-19 Poreus met olie geïmpregneerd lager van het hydrodynamische type en lagerinrichting.

Country Status (5)

Country Link
US (1) US5941646A (nl)
KR (1) KR100516745B1 (nl)
DE (1) DE19757391B4 (nl)
GB (1) GB2320743B (nl)
NL (1) NL1007854C2 (nl)

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NL1012170C2 (nl) * 1998-05-28 2001-03-20 Ntn Toyo Bearing Co Ltd Met olie ge´mpregneerde, gesinterde lager van het hydrodynamische type.
US7988361B1 (en) * 1999-05-27 2011-08-02 Ntn Corporation Hydrodynamic type oil-impregnated sintered bearing
DE69924597T2 (de) * 1998-07-17 2006-03-02 Koninklijke Philips Electronics N.V. Dynamisches rillenlager mit porösem schmiermittelbehälter
US6250807B1 (en) * 1998-09-10 2001-06-26 Ntn Corporation Hydrodynamic type bearing and hydrodynamic type bearing unit
EP1024294A3 (en) * 1999-01-29 2002-03-13 Ibiden Co., Ltd. Motor and turbo-molecular pump
JP2000240653A (ja) * 1999-02-24 2000-09-05 Ntn Corp 焼結含油軸受とその製造方法及び情報機器用スピンドルモータ
US6398415B1 (en) * 1999-07-09 2002-06-04 Asmo Co., Ltd. Bearing device using felt member and method of manufacturing same
TW414277U (en) * 1999-12-13 2000-12-01 Sunonwealth Electr Mach Ind Co Joint structure of oiled bearing and rotor shaft
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JP2002213436A (ja) * 2001-01-19 2002-07-31 Olympus Optical Co Ltd モータ用流体軸受け装置
US20030117906A1 (en) * 2001-12-20 2003-06-26 Rahman Mohamed Mizanur Apparatus and method for optimizing hydrodynamic groove shape
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TWI223691B (en) * 2002-10-08 2004-11-11 Ind Tech Res Inst Composite fluid dynamic bearing and its manufacturing method
TW580072U (en) * 2002-12-27 2004-03-11 Ind Tech Res Inst Fluid dynamic bearing module
CN1878965A (zh) * 2003-09-12 2006-12-13 美蓓亚株式会社 流体动力轴承单元
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JP2006064171A (ja) * 2004-07-28 2006-03-09 Minebea Co Ltd 流体動圧軸受、該流体動圧軸受を備えたスピンドルモータ並びに記録ディスク駆動装置
US7870674B2 (en) * 2004-08-24 2011-01-18 Hitachi Powdered Metals Co., Ltd. Production method for oil-impregnated sintered bearing
TWI314190B (en) * 2004-11-26 2009-09-01 Delta Electronics Inc Sleeve bearing structure
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US7347625B2 (en) * 2004-12-15 2008-03-25 Seagate Technology Llc Grooving in FDB motor capillary seal
DE102004062842B3 (de) * 2004-12-27 2006-04-27 Ab Skf Lageranordnung
JP2006183807A (ja) * 2004-12-28 2006-07-13 Nidec Sankyo Corp 軸受装置
JP2006207753A (ja) * 2005-01-31 2006-08-10 Nidec Sankyo Corp 軸受装置及びスピンドルモータ
US7547143B2 (en) * 2005-12-09 2009-06-16 Seagate Technology Llc Fluid dynamic bearing capsule with recirculation paths
US20090297078A1 (en) * 2005-12-22 2009-12-03 Ntn Corporation Fluid bearing device
TWI334682B (en) * 2007-01-26 2010-12-11 Delta Electronics Inc Motor and bearing supporting structure thereof
US8316776B2 (en) * 2007-03-30 2012-11-27 Thk Co., Ltd. Rotary bearing, rotary table device and table diameter determining method
JP2009079658A (ja) * 2007-09-26 2009-04-16 Nippon Densan Corp 軸受装置、スピンドルモータ、ディスク駆動装置、および軸受装置の製造方法
DE102007051774B4 (de) * 2007-10-30 2018-08-02 Minebea Mitsumi Inc. Flüssigkeitslager mit verbesserten Abriebeigenschaften
WO2010071373A2 (ko) 2008-12-19 2010-06-24 두산인프라코어 주식회사 소결 부시
KR101190849B1 (ko) 2009-10-23 2012-10-12 (주)성헌 무급유 마스터 스핀들
CN102844576B (zh) 2010-03-29 2015-12-02 Ntn株式会社 流体动压轴承装置及其组装方法
CN102226459B (zh) * 2011-06-03 2013-03-13 江苏大学 一种轴承的激光微造型自润滑处理方法
US8616772B1 (en) 2013-03-15 2013-12-31 Little Engine, LLC Conformal wear-resistant bearing assembly
WO2014156856A1 (ja) * 2013-03-25 2014-10-02 Ntn株式会社 焼結軸受の製造方法、焼結軸受、およびそれを備えた振動モータ
JP6461483B2 (ja) * 2014-04-04 2019-01-30 Ntn株式会社 焼結軸受及びこれを備えた流体動圧軸受装置、並びに焼結軸受の製造方法
CN104074872A (zh) * 2014-07-02 2014-10-01 南通志邦新材料科技有限公司 一种锁油型多孔金属材料轴瓦
JP6244323B2 (ja) * 2015-03-06 2017-12-06 ミネベアミツミ株式会社 軸受構造および送風機
TWI778714B (zh) * 2021-07-19 2022-09-21 東培工業股份有限公司 流體動壓軸承結構

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Also Published As

Publication number Publication date
US5941646A (en) 1999-08-24
KR19980064275A (ko) 1998-10-07
DE19757391A1 (de) 1998-07-16
NL1007854C2 (nl) 2000-04-04
GB2320743A (en) 1998-07-01
GB9726940D0 (en) 1998-02-18
KR100516745B1 (ko) 2006-01-12
DE19757391B4 (de) 2005-10-13
GB2320743B (en) 2000-08-23

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Legal Events

Date Code Title Description
AD1A A request for search or an international type search has been filed
RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 19991202

PD2B A search report has been drawn up
MK Patent expired because of reaching the maximum lifetime of a patent

Effective date: 20171218