[go: up one dir, main page]

WO2009019757A1 - 記憶装置 - Google Patents

記憶装置 Download PDF

Info

Publication number
WO2009019757A1
WO2009019757A1 PCT/JP2007/065373 JP2007065373W WO2009019757A1 WO 2009019757 A1 WO2009019757 A1 WO 2009019757A1 JP 2007065373 W JP2007065373 W JP 2007065373W WO 2009019757 A1 WO2009019757 A1 WO 2009019757A1
Authority
WO
WIPO (PCT)
Prior art keywords
clamp ring
storage device
magnetic disc
balance adjustment
adjustment recess
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.)
Ceased
Application number
PCT/JP2007/065373
Other languages
English (en)
French (fr)
Inventor
Hiroshi Nagata
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP2009526284A priority Critical patent/JPWO2009019757A1/ja
Priority to PCT/JP2007/065373 priority patent/WO2009019757A1/ja
Publication of WO2009019757A1 publication Critical patent/WO2009019757A1/ja
Priority to US12/700,407 priority patent/US20100134924A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)

Abstract

　スピンドルモータによって回転する少なくとも１枚の磁気ディスクが、モータハブにクランプリングによって固定され、スイングアームの先端部に設けられたヘッドにより磁気ディスクに情報が読み書きされ、クランプリングはモータハブにネジ止めされると共に、クランプリングの外周部に設けられたバランス調整溝にはバランスワイヤが挿入される記憶装置において、クランプリングの内周側からクランプリングのディスク押圧部までの第１の部分と、バランス調整溝の外側の第２の部分を異なる材料で構成したものである。第１の部分はステンレス鋼、第２の部分は合成樹脂或いはアルミニウムで構成できる。
PCT/JP2007/065373 2007-08-06 2007-08-06 記憶装置 Ceased WO2009019757A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009526284A JPWO2009019757A1 (ja) 2007-08-06 2007-08-06 記憶装置
PCT/JP2007/065373 WO2009019757A1 (ja) 2007-08-06 2007-08-06 記憶装置
US12/700,407 US20100134924A1 (en) 2007-08-06 2010-02-04 Storage device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/065373 WO2009019757A1 (ja) 2007-08-06 2007-08-06 記憶装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/700,407 Continuation US20100134924A1 (en) 2007-08-06 2010-02-04 Storage device

Publications (1)

Publication Number Publication Date
WO2009019757A1 true WO2009019757A1 (ja) 2009-02-12

Family

ID=40341005

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/065373 Ceased WO2009019757A1 (ja) 2007-08-06 2007-08-06 記憶装置

Country Status (3)

Country Link
US (1) US20100134924A1 (ja)
JP (1) JPWO2009019757A1 (ja)
WO (1) WO2009019757A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006049646B3 (de) * 2006-10-20 2008-06-19 Siemens Ag Verfahren und Sendevorrichtung zum gesicherten Erstellen und Versenden einer elektronischen Nachricht sowie Verfahren und Empfangsvorrichtung zum gesicherten Empfangen und Verarbeiten einer elektronischen Nachricht
JP5631575B2 (ja) * 2009-11-10 2014-11-26 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 ブラシレスモータ

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63103485A (ja) * 1986-10-20 1988-05-09 Tdk Corp 磁気デイスククランプ装置
JPH03290890A (ja) * 1990-04-09 1991-12-20 Fujitsu Ltd 磁気ディスク装置用回転体の構造
WO2003001522A1 (fr) * 2001-06-22 2003-01-03 Fujitsu Limited Appareil a disque
JP2003068000A (ja) * 2001-08-27 2003-03-07 Sony Corp ディスク状記録媒体の支持装置および情報記録再生装置
JP2003338101A (ja) * 2002-05-16 2003-11-28 Internatl Business Mach Corp <Ibm> ディスク・ドライブ装置およびクランプ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63103485A (ja) * 1986-10-20 1988-05-09 Tdk Corp 磁気デイスククランプ装置
JPH03290890A (ja) * 1990-04-09 1991-12-20 Fujitsu Ltd 磁気ディスク装置用回転体の構造
WO2003001522A1 (fr) * 2001-06-22 2003-01-03 Fujitsu Limited Appareil a disque
JP2003068000A (ja) * 2001-08-27 2003-03-07 Sony Corp ディスク状記録媒体の支持装置および情報記録再生装置
JP2003338101A (ja) * 2002-05-16 2003-11-28 Internatl Business Mach Corp <Ibm> ディスク・ドライブ装置およびクランプ

Also Published As

Publication number Publication date
JPWO2009019757A1 (ja) 2010-10-28
US20100134924A1 (en) 2010-06-03

Similar Documents

Publication Publication Date Title
JP2009086925A5 (ja)
EP2043095A4 (en) OPTICAL READING DEVICE, OPTICAL OBJECTIVE ELEMENT, AND OPTICAL INFORMATION REPRODUCTION / RECORDING DEVICE
EP2428953A4 (en) LENS, OPTICAL RECORDING DEVICE AND RECORDER / PLAYER OF OPTICAL INFORMATION
IL187559A (en) Recording and playback of media
AU2003288254A1 (en) Write/read head provided with an integrated microactuator
WO2009019757A1 (ja) 記憶装置
JP2013021917A5 (ja)
TW200741674A (en) Information storage medium, recording method, and reproducing method and apparatus
SG119282A1 (en) Patterned disk medium for vertical magnetic recording and magnetic disk drive with the medium
EP2720227A3 (en) Optical disc and optical disc device
JP2009277276A (ja) ディスク回転駆動装置のクランプ及びクランプ製造方法
WO2009044435A1 (ja) 記憶装置
WO2009051442A3 (en) Method for read-out of information in magnetic recording element and method for read-out of information in magnetic random access memory
EP1716572A4 (en) POSITION AND SPEED CONVERTER WITH A PHONOGRAPH DISC AND A TURNTABLE
DE602004018264D1 (de) Intelligente Spindel zum Festziehen mit integriertem Messwertaufnehmer, Servoverstärker und Datenverarbeitungsanlage
EP2263231A4 (en) DISC ROTATING DEVICE, DISK, DISK ASSEMBLY, DISK CARTRIDGE, AND RECORDING AND REPRODUCING DEVICE
US9343101B2 (en) Hard disk drive low profile disk clamp to tied-shaft motor assembly
EP2270779B8 (en) Hard disk drive
EP1914746A3 (en) Spindle motor assembly and information recording and/or reproducing device having the same
JP2006172698A5 (ja)
WO2005109999A3 (en) Recording medium, read/write method thereof and read/write apparatus thereof
JP2011138561A5 (ja) 機構および装置
JP2010084407A5 (ja)
WO2009040981A1 (ja) ディスク回転駆動装置のクランプ及びクランプ製造方法
TH107760A (th) ระบบและวิธีการกำหนดจุดศูนย์กลางให้กับดิสก์แม่เหล็ก

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 07792043

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2009526284

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 07792043

Country of ref document: EP

Kind code of ref document: A1