JP5513070B2 - ディスク駆動装置 - Google Patents

ディスク駆動装置 Download PDF

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Publication number
JP5513070B2
JP5513070B2 JP2009243252A JP2009243252A JP5513070B2 JP 5513070 B2 JP5513070 B2 JP 5513070B2 JP 2009243252 A JP2009243252 A JP 2009243252A JP 2009243252 A JP2009243252 A JP 2009243252A JP 5513070 B2 JP5513070 B2 JP 5513070B2
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JP
Japan
Prior art keywords
laminated core
disk drive
drive device
hub
press
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
JP2009243252A
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English (en)
Japanese (ja)
Other versions
JP2011090739A5 (enExample
JP2011090739A (ja
Inventor
和義 永井
広 岩井
Original Assignee
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
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 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 filed Critical 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
Priority to JP2009243252A priority Critical patent/JP5513070B2/ja
Priority to US12/871,508 priority patent/US8451557B2/en
Publication of JP2011090739A publication Critical patent/JP2011090739A/ja
Publication of JP2011090739A5 publication Critical patent/JP2011090739A5/ja
Priority to US13/850,007 priority patent/US8902542B2/en
Application granted granted Critical
Publication of JP5513070B2 publication Critical patent/JP5513070B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
    • G11B33/08—Insulation or absorption of undesired vibrations or sounds
    • 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
    • G11B19/2018—Incorporating means for passive damping of vibration, either in the turntable, motor or mounting
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
    • H02K1/187—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to inner stators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Rotational Drive Of Disk (AREA)
  • Motor Or Generator Frames (AREA)
JP2009243252A 2009-10-22 2009-10-22 ディスク駆動装置 Expired - Fee Related JP5513070B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009243252A JP5513070B2 (ja) 2009-10-22 2009-10-22 ディスク駆動装置
US12/871,508 US8451557B2 (en) 2009-10-22 2010-08-30 Disk drive device having a vibration-reducing element
US13/850,007 US8902542B2 (en) 2009-10-22 2013-03-25 Disk drive device having a projecting portion and a mounted laminated core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009243252A JP5513070B2 (ja) 2009-10-22 2009-10-22 ディスク駆動装置

Publications (3)

Publication Number Publication Date
JP2011090739A JP2011090739A (ja) 2011-05-06
JP2011090739A5 JP2011090739A5 (enExample) 2012-10-11
JP5513070B2 true JP5513070B2 (ja) 2014-06-04

Family

ID=43898237

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009243252A Expired - Fee Related JP5513070B2 (ja) 2009-10-22 2009-10-22 ディスク駆動装置

Country Status (2)

Country Link
US (2) US8451557B2 (enExample)
JP (1) JP5513070B2 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5513070B2 (ja) * 2009-10-22 2014-06-04 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
US8917479B2 (en) * 2012-11-23 2014-12-23 Seagate Technology Llc Harmonic shaping of a motor
DE102014206848A1 (de) * 2014-04-09 2015-10-15 Zf Friedrichshafen Ag Baueinheit mit einem lamellierten Blechpaket für eine elektrische Maschine, Verfahren zur Herstellung einer solchen Baueinheit und elektrische Maschine
KR101628142B1 (ko) * 2014-11-10 2016-06-09 현대자동차 주식회사 하이브리드 차량용 구동모터의 고정자 조립유닛
JP2016123230A (ja) * 2014-12-25 2016-07-07 日本電産株式会社 スピンドルモータ、およびディスク駆動装置
JP6515533B2 (ja) 2014-12-26 2019-05-22 日本電産株式会社 スピンドルモータ、およびディスク駆動装置
DE102015011340A1 (de) * 2015-09-03 2017-03-09 Minebea Co., Ltd. Stator für eine elektrische Maschine
JP6661240B2 (ja) * 2016-08-31 2020-03-11 株式会社ミツバ モータ装置
JP2018068005A (ja) * 2016-10-18 2018-04-26 日本電産株式会社 モータおよびディスク駆動装置
DE102017105414A1 (de) 2017-03-14 2018-09-20 Minebea Mitsumi Inc. Elektromotor
JP2019062631A (ja) * 2017-09-26 2019-04-18 日本電産株式会社 モータ
EP3691090A4 (en) * 2017-09-27 2020-09-23 Mitsubishi Electric Corporation DYNAMOELECTRIC MACHINE
US11855486B2 (en) * 2019-02-20 2023-12-26 Nidec Corporation Stator core, rotor core, and motor

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2937621B2 (ja) * 1992-04-20 1999-08-23 株式会社三協精機製作所 モータのコア巻線組
JPH07210981A (ja) * 1994-01-07 1995-08-11 Sankyo Seiki Mfg Co Ltd 磁気ディスク駆動装置
US5548458A (en) * 1994-05-04 1996-08-20 Seagate Technology, Inc. Support flange having electrical contacts to provide electrical continuity upon spindle motor mounting to base
JP3282406B2 (ja) * 1994-09-30 2002-05-13 富士通株式会社 回転駆動装置及び記憶装置
US5757101A (en) * 1995-06-06 1998-05-26 International Business Machines Corporation Laminated back iron structrue for increased motor efficiency
JP3718541B2 (ja) * 1995-07-13 2005-11-24 ファナック株式会社 籠形回転子
DE19733566B4 (de) * 1997-08-02 2005-10-13 Minebea Co., Ltd. Spindelmotor mit Hülse
JP2000037064A (ja) * 1998-07-17 2000-02-02 Tdk Corp スピンドルモータ
JP2000163859A (ja) * 1998-11-24 2000-06-16 Fujitsu Ltd 記録ディスク駆動装置およびスピンドルモータ
US6753628B1 (en) * 1999-07-29 2004-06-22 Encap Motor Corporation High speed spindle motor for disc drive
JP2001050278A (ja) * 1999-08-04 2001-02-23 Sankyo Seiki Mfg Co Ltd 動圧軸受装置の製造方法および動圧軸受装置
US6809898B1 (en) * 2000-01-13 2004-10-26 Maxtor Corporation Disk drive rocking mode vibration damper
JP2002171701A (ja) * 2000-11-30 2002-06-14 Seiko Instruments Inc スピンドルモータ
JP2005181715A (ja) * 2003-12-19 2005-07-07 Canon Inc 偏向走査装置
JP4823585B2 (ja) * 2004-09-29 2011-11-24 株式会社デンソー 磁石式発電機
US7327066B2 (en) * 2005-03-01 2008-02-05 Nidec Corporation Motor and recording disk drive device provided with the same
JP2007213629A (ja) 2006-02-07 2007-08-23 Nippon Densan Corp ロータハブ、モータおよび記録ディスク駆動装置
JP2007210981A (ja) 2006-02-13 2007-08-23 Atomu Japan:Kk 植物活着安定剤
JP2007323784A (ja) * 2006-06-05 2007-12-13 Hitachi Ltd ディスク装置
JP2008148469A (ja) * 2006-12-12 2008-06-26 Hitachi Ltd スピンドルモータ，ディスク駆動装置及び固定子鉄心の製造方法
JP5216267B2 (ja) * 2007-07-30 2013-06-19 株式会社ミツバ アーマチュアの製造方法
JP5513070B2 (ja) * 2009-10-22 2014-06-04 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
PH12011000005A1 (en) * 2010-06-16 2023-05-12 Samsung Electro Mech Core and motor having the same
JP2012055075A (ja) * 2010-08-31 2012-03-15 Nippon Densan Corp スピンドルモータおよびディスク駆動装置
JP2013046455A (ja) * 2011-08-23 2013-03-04 Nippon Densan Corp スピンドルモータおよびディスク駆動装置
US20130099623A1 (en) * 2011-10-25 2013-04-25 Minebea Motor Manufacturing Corporation Disk rotating motor and disk drive device provided with the same

Also Published As

Publication number Publication date
US20130222946A1 (en) 2013-08-29
US8902542B2 (en) 2014-12-02
US8451557B2 (en) 2013-05-28
US20110096437A1 (en) 2011-04-28
JP2011090739A (ja) 2011-05-06

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