IN2015DN01676A - - Google Patents

Download PDF

Info

Publication number
IN2015DN01676A
IN2015DN01676A IN1676DEN2015A IN2015DN01676A IN 2015DN01676 A IN2015DN01676 A IN 2015DN01676A IN 1676DEN2015 A IN1676DEN2015 A IN 1676DEN2015A IN 2015DN01676 A IN2015DN01676 A IN 2015DN01676A
Authority
IN
India
Prior art keywords
bearing
gap
radial
peripheral surface
shaft member
Prior art date
Application number
Other languages
English (en)
Inventor
Shinji Komatsubara
Tetsuya Kurimura
Yasuhiro Yamamoto
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 IN2015DN01676A publication Critical patent/IN2015DN01676A/en

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
    • 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
    • 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
    • F16C43/00—Assembling bearings
    • F16C43/02—Assembling 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
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • 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
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/46—Gap sizes or clearances
    • 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)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Sliding-Contact Bearings (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Power Engineering (AREA)
IN1676DEN2015 2012-09-18 2013-08-19 IN2015DN01676A (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012204096A JP6189589B2 (ja) 2012-09-18 2012-09-18 流体動圧軸受装置及びこれを備えるモータ
PCT/JP2013/072048 WO2014045772A1 (ja) 2012-09-18 2013-08-19 流体動圧軸受装置及びこれを備えるモータ

Publications (1)

Publication Number Publication Date
IN2015DN01676A true IN2015DN01676A (ru) 2015-07-03

Family

ID=50341096

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1676DEN2015 IN2015DN01676A (ru) 2012-09-18 2013-08-19

Country Status (7)

Country Link
US (1) US9476449B2 (ru)
EP (1) EP2899417B1 (ru)
JP (1) JP6189589B2 (ru)
KR (1) KR102068517B1 (ru)
CN (1) CN104641131B (ru)
IN (1) IN2015DN01676A (ru)
WO (1) WO2014045772A1 (ru)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017166575A (ja) * 2016-03-16 2017-09-21 Ntn株式会社 動圧軸受及びその製造方法
US10718375B2 (en) * 2016-05-16 2020-07-21 Roller Bearing Company Of America, Inc. Bearing system with self-lubrication features, seals, grooves and slots for maintenance-free operation
US11473626B2 (en) 2016-05-16 2022-10-18 Roller Bearing Company Of America, Inc. Bearing system with self-lubrication features, seals, grooves and slots for maintenance-free operation
WO2018012186A1 (ja) * 2016-07-14 2018-01-18 Ntn株式会社 流体動圧軸受装置及びこれを備えるモータ
JP6877185B2 (ja) * 2016-07-14 2021-05-26 Ntn株式会社 流体動圧軸受装置及びこれを備えるモータ
JP7023754B2 (ja) 2017-12-08 2022-02-22 Ntn株式会社 流体動圧軸受装置
JP2019143688A (ja) * 2018-02-19 2019-08-29 Ntn株式会社 流体動圧軸受装置及びこれを備えたモータ
TWI684711B (zh) * 2018-08-03 2020-02-11 東培工業股份有限公司 動壓軸承逃氣結構

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH109250A (ja) * 1996-06-20 1998-01-13 Sankyo Seiki Mfg Co Ltd 動圧流体軸受装置
JPH11201142A (ja) * 1998-01-12 1999-07-27 Nippon Seiko Kk 動圧軸受
JP2002106549A (ja) 2000-10-04 2002-04-10 Canon Inc 動圧軸受装置、回転装置および偏向走査装置
JP4481475B2 (ja) * 2000-11-02 2010-06-16 東北リコー株式会社 動圧型軸受ユニット
US7296931B2 (en) 2002-11-13 2007-11-20 Ntn Corporation Fluid lubricated bearing device
US20070230843A1 (en) 2006-01-06 2007-10-04 Tetsuya Kurimura Fluid lubricated bearing device
CN100427779C (zh) * 2001-11-13 2008-10-22 Ntn株式会社 流体轴承装置
JP3971982B2 (ja) * 2001-11-13 2007-09-05 Ｎｔｎ株式会社 流体軸受装置
US7048444B2 (en) 2001-11-13 2006-05-23 Ntn Corporation Fluid lubricated bearing device
KR100968163B1 (ko) * 2002-04-23 2010-07-06 엔티엔 가부시키가이샤 유체 베어링 장치
JP2004138215A (ja) 2002-10-21 2004-05-13 Hitachi Powdered Metals Co Ltd 焼結含油軸受
KR101093503B1 (ko) 2003-03-31 2011-12-13 엔티엔 가부시키가이샤 유체 베어링 장치
JP2005337377A (ja) * 2004-05-27 2005-12-08 Matsushita Electric Ind Co Ltd 動圧流体軸受装置及びハードディスク駆動装置
JP2007120653A (ja) * 2005-10-28 2007-05-17 Matsushita Electric Ind Co Ltd 流体軸受装置、ならびにそれを用いたスピンドルモータ及び情報装置
KR101439924B1 (ko) * 2007-07-31 2014-09-12 엔티엔 가부시키가이샤 유체 동압 베어링 장치 및 그 조립 방법
JP5674184B2 (ja) * 2009-08-04 2015-02-25 サムスン電機ジャパンアドバンスドテクノロジー株式会社 ディスク駆動装置
KR101783730B1 (ko) 2009-12-24 2017-10-10 엔티엔 가부시키가이샤 유체 동압 베어링 장치

Also Published As

Publication number Publication date
EP2899417A4 (en) 2016-05-18
EP2899417A1 (en) 2015-07-29
US9476449B2 (en) 2016-10-25
WO2014045772A1 (ja) 2014-03-27
EP2899417B1 (en) 2019-11-13
JP6189589B2 (ja) 2017-08-30
CN104641131A (zh) 2015-05-20
KR20150053922A (ko) 2015-05-19
CN104641131B (zh) 2017-04-19
US20150233417A1 (en) 2015-08-20
KR102068517B1 (ko) 2020-01-21
JP2014059014A (ja) 2014-04-03

Similar Documents

Publication Publication Date Title
IN2015DN01676A (ru)
MX360776B (es) Sello mecanico partido que tiene conjunto de desviación axial.
RU2015114337A (ru) Торцевая конфигурация для масла для опорных подшипников
MX2013003490A (es) Sistema de filtro de fluido.
HK1174378A1 (zh) 流體動力軸向軸承
MX2015015295A (es) Disposicion de bomba con una disposicion de cojinete de friccion.
IN2014DN09840A (ru)
EP2541084A4 (en) DYNAMIC FLUID BEARING DEVICE
EP2889500A3 (en) Tapered roller bearing
EP3045786A3 (en) Seal ring for hydrogen cooled generator
WO2014197024A3 (en) Full ring curvic seal
MX353156B (es) Ensamble de cojinete con separador para colocar un manguito de sello.
MX362203B (es) Sello de salida de caja de engranes.
IN2014DN08154A (ru)
EP2541081A3 (en) Sleeve bearing with shell portions of unequal extent
ES2482567A1 (es) Conjunto de rodamiento con casquillo de seguridad y procedimiento de inserción
BR112018009159A8 (pt) rolamento deslizante feito de resina sintética
MX2017008003A (es) Sello aislante de cojinetes con acoplamiento mejorado de la unidad del rotor.
MX2015015099A (es) Cigüeñal de motor.
RU2011121211A (ru) Турбина высокого давления
MX360228B (es) Chumacera de doble rodamiento, ajustable con soporte de retén y desfogue de aire.
RU2013101372A (ru) Комбинированная опора
MX2017005846A (es) Soporte para una bomba y metodo de reconversion de un soporte para una bomba.
RU2015119110A (ru) Комбинированный радиально-осевой газодинамический лепестковый подшипник скольжения
CA2767060C (en) Stuffing box employing tapered surface for a dynamic seal