DE602004020313D1 - Antriebsmotor für Aufzeichnungsplatten - Google Patents

Antriebsmotor für Aufzeichnungsplatten

Info

Publication number
DE602004020313D1
DE602004020313D1 DE602004020313T DE602004020313T DE602004020313D1 DE 602004020313 D1 DE602004020313 D1 DE 602004020313D1 DE 602004020313 T DE602004020313 T DE 602004020313T DE 602004020313 T DE602004020313 T DE 602004020313T DE 602004020313 D1 DE602004020313 D1 DE 602004020313D1
Authority
DE
Germany
Prior art keywords
drive motor
recording discs
discs
recording
motor
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 - Lifetime
Application number
DE602004020313T
Other languages
English (en)
Inventor
Jin-Gyoo Yoo
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of DE602004020313D1 publication Critical patent/DE602004020313D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/29—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures
    • E04C3/293—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete
    • E04C3/294—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete of concrete combined with a girder-like structure extending laterally outside the element

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Sliding-Contact Bearings (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Rotational Drive Of Disk (AREA)
  • Motor Or Generator Frames (AREA)
DE602004020313T 2004-01-14 2004-06-08 Antriebsmotor für Aufzeichnungsplatten Expired - Lifetime DE602004020313D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020040002665A KR100564604B1 (ko) 2004-01-14 2004-01-14 디스크 드라이브용 스핀들모터

Publications (1)

Publication Number Publication Date
DE602004020313D1 true DE602004020313D1 (de) 2009-05-14

Family

ID=34617449

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004020313T Expired - Lifetime DE602004020313D1 (de) 2004-01-14 2004-06-08 Antriebsmotor für Aufzeichnungsplatten

Country Status (6)

Country Link
US (1) US7529063B2 (de)
EP (1) EP1555671B1 (de)
JP (1) JP4373928B2 (de)
KR (1) KR100564604B1 (de)
CN (1) CN100345359C (de)
DE (1) DE602004020313D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101153632B (zh) * 2006-09-27 2010-05-26 富准精密工业(深圳)有限公司 保油轴承结构与风扇马达
KR100984590B1 (ko) * 2009-01-30 2010-09-30 주식회사 삼홍사 스핀들모터 및 이를 채용한 정보저장장치
US8493820B1 (en) * 2012-05-25 2013-07-23 Timothy Edward Langlais Matched CTE drive

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01134214A (ja) 1987-11-20 1989-05-26 Toshiba Corp 電磁式流量測定装置
JPH02304214A (ja) 1989-05-17 1990-12-18 Nippondenso Co Ltd 流体動圧軸受装置
JPH048915A (ja) 1990-04-27 1992-01-13 Hitachi Ltd ラジアルスラスト軸受および組立て方法
JPH04119220A (ja) 1990-09-05 1992-04-20 Ibiden Co Ltd 動圧軸受け
US5283491A (en) * 1993-01-11 1994-02-01 Maxtor Corporation Air-bearing motor assembly for magnetic recording systems
JPH08335366A (ja) * 1995-06-07 1996-12-17 Matsushita Electric Ind Co Ltd 動圧軸受モータ
US5516212A (en) * 1995-09-18 1996-05-14 Western Digital Corporation Hydrodynamic bearing with controlled lubricant pressure distribution
DE69631934T2 (de) * 1995-10-20 2005-03-10 Minebea Co., Ltd. Festplattenantrieb mit zusammengesetzter Lagereinheit
JPH09149584A (ja) * 1995-11-20 1997-06-06 Matsushita Electric Ind Co Ltd スピンドルモータ
CN1252857A (zh) 1997-04-17 2000-05-10 迪姆肯公司 旋转式空气轴承及其制造方法
US6130802A (en) * 1997-04-24 2000-10-10 Seagate Technology, Inc. Both ends open fluid dynamic bearing having a journal in combination with a conical bearing
KR19990020696A (ko) * 1997-08-30 1999-03-25 이형도 디지털 비디오디스크용 스핀들모터의 실링장치
US6154339A (en) * 1997-11-06 2000-11-28 Seagate Technology Llc. Centrifugal capillary seal for use with fluid dynamic bearings
KR100267355B1 (ko) 1997-11-21 2001-03-02 김춘호 선형 발광다이오드 어레이 모듈
KR19990070004A (ko) 1998-02-16 1999-09-06 이형도 Hdd용 스핀들 시스템
JP2000324778A (ja) * 1999-04-30 2000-11-24 Sumitomo Electric Ind Ltd スピンドルモータ
JP2001027226A (ja) 1999-07-12 2001-01-30 Seiko Instruments Inc 円錐型流体動圧軸受及びスピンドルモータ
JP2003222124A (ja) 1999-07-14 2003-08-08 Sumitomo Electric Ind Ltd スピンドルモータ
US6749339B1 (en) 1999-09-03 2004-06-15 Sumitomo Electric Industries, Ltd. Hydrodynamic bearing assembly and spindle motor having the same
JP2002233105A (ja) * 2000-11-30 2002-08-16 Seiko Instruments Inc 流体動圧軸受モータ
JP2002266865A (ja) 2001-03-08 2002-09-18 Ngk Spark Plug Co Ltd セラミック動圧軸受、軸受付きモータ、ハードディスク装置及びポリゴンスキャナ
JP2002295460A (ja) * 2001-03-30 2002-10-09 Ngk Spark Plug Co Ltd 動圧軸受、軸受付きモータ、ハードディスク装置及びポリゴンスキャナ
JP2002354742A (ja) 2001-05-22 2002-12-06 Matsushita Electric Ind Co Ltd スピンドルモータ
KR100403784B1 (ko) * 2001-11-29 2003-10-30 (주)지엔더블유테크놀러지 단차를 통한 예압 발생구조의 조합형 동압베어링 스핀들모터
JP2003269445A (ja) * 2002-03-18 2003-09-25 Nippon Densan Corp モータおよびディスク装置
US6900567B2 (en) 2002-10-09 2005-05-31 Seagate Technology Llc Corner thrust-journal fluid dynamic bearing

Also Published As

Publication number Publication date
EP1555671A2 (de) 2005-07-20
JP2005204497A (ja) 2005-07-28
EP1555671A3 (de) 2007-03-07
KR100564604B1 (ko) 2006-03-29
US7529063B2 (en) 2009-05-05
CN1641974A (zh) 2005-07-20
CN100345359C (zh) 2007-10-24
EP1555671B1 (de) 2009-04-01
JP4373928B2 (ja) 2009-11-25
KR20050074776A (ko) 2005-07-19
US20050152062A1 (en) 2005-07-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition