JP2004076901A - ハードディスクドライブ用ピボットアッセンブリ - Google Patents

ハードディスクドライブ用ピボットアッセンブリ Download PDF

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Publication number
JP2004076901A
JP2004076901A JP2002240743A JP2002240743A JP2004076901A JP 2004076901 A JP2004076901 A JP 2004076901A JP 2002240743 A JP2002240743 A JP 2002240743A JP 2002240743 A JP2002240743 A JP 2002240743A JP 2004076901 A JP2004076901 A JP 2004076901A
Authority
JP
Japan
Prior art keywords
spacer
outer ring
pivot assembly
sharp edge
hard disk
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.)
Withdrawn
Application number
JP2002240743A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004076901A5 (enExample
Inventor
Toshisada Koyama
小山　利貞
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.)
Minebea Co Ltd
Original Assignee
Minebea 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 Minebea Co Ltd filed Critical Minebea Co Ltd
Priority to JP2002240743A priority Critical patent/JP2004076901A/ja
Priority to US10/645,115 priority patent/US7136262B2/en
Priority to EP03255176A priority patent/EP1391881A3/en
Publication of JP2004076901A publication Critical patent/JP2004076901A/ja
Publication of JP2004076901A5 publication Critical patent/JP2004076901A5/ja
Withdrawn legal-status Critical Current

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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
    • G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
    • G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • 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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
    • F16C35/12—Rigid support of bearing units; Housings, e.g. caps, covers for spindles with ball or roller bearings
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
    • 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)
  • Rolling Contact Bearings (AREA)
  • Laser Beam Processing (AREA)
  • Moving Of Heads (AREA)
  • Rotational Drive Of Disk (AREA)
  • Mounting Of Bearings Or Others (AREA)
JP2002240743A 2002-08-21 2002-08-21 ハードディスクドライブ用ピボットアッセンブリ Withdrawn JP2004076901A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2002240743A JP2004076901A (ja) 2002-08-21 2002-08-21 ハードディスクドライブ用ピボットアッセンブリ
US10/645,115 US7136262B2 (en) 2002-08-21 2003-08-21 Pivot assembly preloaded by laser welding for hard disk drive use
EP03255176A EP1391881A3 (en) 2002-08-21 2003-08-21 Pivot assembly for hard disk drive use

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002240743A JP2004076901A (ja) 2002-08-21 2002-08-21 ハードディスクドライブ用ピボットアッセンブリ

Publications (2)

Publication Number Publication Date
JP2004076901A true JP2004076901A (ja) 2004-03-11
JP2004076901A5 JP2004076901A5 (enExample) 2005-10-27

Family

ID=31185198

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002240743A Withdrawn JP2004076901A (ja) 2002-08-21 2002-08-21 ハードディスクドライブ用ピボットアッセンブリ

Country Status (3)

Country Link
US (1) US7136262B2 (enExample)
EP (1) EP1391881A3 (enExample)
JP (1) JP2004076901A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011204318A (ja) * 2010-03-25 2011-10-13 Seiko Instruments Inc 転がり軸受装置およびピボット装置
JP2011204317A (ja) * 2010-03-25 2011-10-13 Seiko Instruments Inc 転がり軸受装置およびピボット装置
WO2024158066A1 (ko) * 2023-01-26 2024-08-02 주식회사 일진글로벌 외륜부 구조가 개선된 휠베어링 및 이의 제조방법

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8943434B2 (en) * 2010-10-01 2015-01-27 Z124 Method and apparatus for showing stored window display
JP5570308B2 (ja) * 2009-09-25 2014-08-13 セイコーインスツル株式会社 転がり軸受装置の製造方法
TWI608183B (zh) * 2013-03-19 2017-12-11 和諧驅動系統股份有限公司 諧波齒輪裝置及中空型旋轉致動器

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894383A (en) * 1973-12-12 1975-07-15 Frost & Son C L Spindle assembly
US4144923A (en) * 1977-11-16 1979-03-20 Curry Kenneth D Tire tread siping machine
US4526257A (en) * 1983-12-15 1985-07-02 Eaton Corporation Variable speed accessory drive
DE3412231A1 (de) * 1984-04-02 1985-10-03 Nixdorf Computer Ag, 4790 Paderborn Traegeranordnung fuer magnetkoepfe eines magnetplattenlaufwerkes
JPS62149075A (ja) * 1985-12-23 1987-07-03 Hitachi Ltd 磁気デイスク装置
US5529404A (en) * 1994-06-01 1996-06-25 Seagate Technology, Inc. Adhesiveless assembly with laser welding
JPH09119436A (ja) * 1995-10-25 1997-05-06 Minebea Co Ltd スイングアーム用複合軸受
KR970076685A (ko) * 1996-05-29 1997-12-12 이형도 래버린스 실을 일체로 갖는 모터용 허브
JPH1182488A (ja) * 1996-10-25 1999-03-26 Nippon Seiko Kk 転がり軸受及びスピンドル装置
US6232690B1 (en) * 1997-03-04 2001-05-15 Papst-Motoren Gmbh & Co. Kg Electronically commutated DC
DE19835339A1 (de) * 1998-08-05 2000-02-17 Alfred Jaeger Luftlager, insbesondere für die Welle einer Motorspindel
FR2806763B1 (fr) * 2000-03-21 2002-08-16 Sagem Palier composite a double roulement a billes, procede pour son montage, et outil pour la realisation d'une paire de bagues dudit palier
JP2002010603A (ja) * 2000-06-22 2002-01-11 Minebea Co Ltd ディスク駆動用スピンドルモータ
JP2002031149A (ja) * 2000-07-17 2002-01-31 Minebea Co Ltd ピボットアッシー
US6666328B2 (en) * 2001-08-07 2003-12-23 Stapell/Guider Corporation Long wear conveyor assembly
JP2004100850A (ja) * 2002-09-10 2004-04-02 Minebea Co Ltd ハードディスクドライブ用ピボットアッセンブリ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011204318A (ja) * 2010-03-25 2011-10-13 Seiko Instruments Inc 転がり軸受装置およびピボット装置
JP2011204317A (ja) * 2010-03-25 2011-10-13 Seiko Instruments Inc 転がり軸受装置およびピボット装置
WO2024158066A1 (ko) * 2023-01-26 2024-08-02 주식회사 일진글로벌 외륜부 구조가 개선된 휠베어링 및 이의 제조방법

Also Published As

Publication number Publication date
EP1391881A3 (en) 2006-01-04
EP1391881A2 (en) 2004-02-25
US7136262B2 (en) 2006-11-14
US20040100734A1 (en) 2004-05-27

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