KR101171701B1 - 하이드로 베어링과 함께 윤활제를 갖는 유체역학적 디스크 드라이브 스핀들 모터 - Google Patents

하이드로 베어링과 함께 윤활제를 갖는 유체역학적 디스크 드라이브 스핀들 모터 Download PDF

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Publication number
KR101171701B1
KR101171701B1 KR1020110063118A KR20110063118A KR101171701B1 KR 101171701 B1 KR101171701 B1 KR 101171701B1 KR 1020110063118 A KR1020110063118 A KR 1020110063118A KR 20110063118 A KR20110063118 A KR 20110063118A KR 101171701 B1 KR101171701 B1 KR 101171701B1
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KR
South Korea
Prior art keywords
spindle motor
branched
acid
methyl
lubricating fluid
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Expired - Fee Related
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KR1020110063118A
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English (en)
Korean (ko)
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KR20120022051A (ko
Inventor
라큅 우딘 칸
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시게이트 테크놀로지 엘엘씨
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Publication of KR20120022051A publication Critical patent/KR20120022051A/ko
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08—Structural association with bearings
    • H02K7/086—Structural association with bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
    • H02K7/088—Structural association with bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly radially supporting the rotor directly
    • 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
    • G11B19/2036—Motors characterized by fluid-dynamic 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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/20—Lubricating compositions characterised by the base-material being a macromolecular compound containing oxygen
    • C10M107/30—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M107/32—Condensation polymers of aldehydes or ketones; Polyesters; Polyethers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M133/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen
    • C10M133/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen having a carbon chain of less than 30 atoms
    • C10M133/16—Amides; Imides
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M137/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04—Mixtures of base-materials and additives

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Lubricants (AREA)
  • Sliding-Contact Bearings (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
KR1020110063118A 2010-08-31 2011-06-28 하이드로 베어링과 함께 윤활제를 갖는 유체역학적 디스크 드라이브 스핀들 모터 Expired - Fee Related KR101171701B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/872,109 US20120050916A1 (en) 2010-08-31 2010-08-31 Hydrodynamic disc drive spindle motor having hydro bearing with lubricant
US12/872,109 2010-08-31

Publications (2)

Publication Number Publication Date
KR20120022051A KR20120022051A (ko) 2012-03-09
KR101171701B1 true KR101171701B1 (ko) 2012-08-10

Family

ID=45696970

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110063118A Expired - Fee Related KR101171701B1 (ko) 2010-08-31 2011-06-28 하이드로 베어링과 함께 윤활제를 갖는 유체역학적 디스크 드라이브 스핀들 모터

Country Status (5)

Country Link
US (3) US20120050916A1 (enExample)
JP (1) JP2013543015A (enExample)
KR (1) KR101171701B1 (enExample)
CN (1) CN103189920A (enExample)
WO (1) WO2012030410A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6034643B2 (ja) * 2012-10-04 2016-11-30 ミネベア株式会社 流体動圧軸受装置及びスピンドルモータ
JP2014095397A (ja) * 2012-11-07 2014-05-22 Seiko Instruments Inc 軸受、軸受装置及び記録装置
CN105209585A (zh) * 2013-05-07 2015-12-30 莱茵化学莱瑙有限公司 通过特定碳二亚胺制备稳定的油配制品的方法
CN105452427B (zh) * 2013-08-16 2018-04-10 吉坤日矿日石能源株式会社 内燃机用润滑油组合物
US9368150B2 (en) * 2014-09-24 2016-06-14 HGST Netherlands B.V. Charge control agent for fluid dynamic bearing motor lubricant

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100339693B1 (ko) 1994-11-29 2002-11-08 산요 덴키 가부시키가이샤 냉동장치및윤활유조성물

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0734081A (ja) * 1993-07-23 1995-02-03 Tonen Corp 潤滑油組成物
US5641841A (en) * 1995-01-10 1997-06-24 International Business Machines Corporation Conductive lubricant for magnetic disk drives
JPH11514779A (ja) * 1995-10-30 1999-12-14 シーゲート テクノロジー，インコーポレイテッド 粘度を最適化した潤滑剤を含む流体軸受を有するディスクドライブ用スピンドルモータ
US6235687B1 (en) * 1998-10-09 2001-05-22 Exxon Research And Engineering Company Method for producing lubrication oils possessing anti rust properties containing acidic anti rust additive and acid scavengers
JP3889915B2 (ja) * 2000-05-10 2007-03-07 株式会社ジャパンエナジー 流体軸受用潤滑油及びそれを用いた流体軸受
JP4466850B2 (ja) * 2002-08-22 2010-05-26 新日本理化株式会社 軸受用潤滑油
KR101302940B1 (ko) * 2003-04-02 2013-09-06 이데미쓰 고산 가부시키가이샤 전도성 윤활유 조성물
US7459416B2 (en) * 2004-07-12 2008-12-02 Panasonic Corporation Fluid bearing unit and spindle motor using the same
US20080024919A1 (en) * 2004-10-13 2008-01-31 Seagate Technology Llc Freezing point reduction in FDB by enhancing lubricants with additives
JP5074687B2 (ja) * 2005-07-15 2012-11-14 出光興産株式会社 含油軸受用潤滑剤
US7820601B2 (en) * 2006-07-28 2010-10-26 Hitachi Global Storage Technologies Netherlands, B.V. System and method for improving lubrication in a fluid dynamic bearing
JP5640315B2 (ja) * 2009-02-06 2014-12-17 新日本理化株式会社 動圧流体軸受用又は焼結含油軸受用潤滑油組成物

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100339693B1 (ko) 1994-11-29 2002-11-08 산요 덴키 가부시키가이샤 냉동장치및윤활유조성물

Also Published As

Publication number Publication date
JP2013543015A (ja) 2013-11-28
US20120050916A1 (en) 2012-03-01
WO2012030410A1 (en) 2012-03-08
WO2012030410A4 (en) 2012-05-10
CN103189920A (zh) 2013-07-03
KR20120022051A (ko) 2012-03-09
US20120068564A1 (en) 2012-03-22
US20130082556A1 (en) 2013-04-04

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