DE69028178D1 - Thermisch voraussagbarer Plattenantriebsmechanismus - Google Patents

Thermisch voraussagbarer Plattenantriebsmechanismus

Info

Publication number
DE69028178D1
DE69028178D1 DE69028178T DE69028178T DE69028178D1 DE 69028178 D1 DE69028178 D1 DE 69028178D1 DE 69028178 T DE69028178 T DE 69028178T DE 69028178 T DE69028178 T DE 69028178T DE 69028178 D1 DE69028178 D1 DE 69028178D1
Authority
DE
Germany
Prior art keywords
predictable
thermally
drive mechanism
disk drive
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.)
Expired - Fee Related
Application number
DE69028178T
Other languages
English (en)
Other versions
DE69028178T2 (de
Inventor
Roger R Sleger
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69028178D1 publication Critical patent/DE69028178D1/de
Application granted granted Critical
Publication of DE69028178T2 publication Critical patent/DE69028178T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
    • G11B33/1406—Reducing the influence of the temperature
    • G11B33/1433—Reducing the influence of the temperature by reducing the effects of the thermal expansion
DE69028178T 1989-11-13 1990-10-29 Thermisch voraussagbarer Plattenantriebsmechanismus Expired - Fee Related DE69028178T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/434,661 US5029027A (en) 1989-11-13 1989-11-13 Thermally predictable disk drive mechanism

Publications (2)

Publication Number Publication Date
DE69028178D1 true DE69028178D1 (de) 1996-09-26
DE69028178T2 DE69028178T2 (de) 1997-01-23

Family

ID=23725133

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69028178T Expired - Fee Related DE69028178T2 (de) 1989-11-13 1990-10-29 Thermisch voraussagbarer Plattenantriebsmechanismus

Country Status (6)

Country Link
US (1) US5029027A (de)
EP (1) EP0428290B1 (de)
JP (1) JPH03168988A (de)
BR (1) BR9005464A (de)
CA (1) CA2021910C (de)
DE (1) DE69028178T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5021905A (en) * 1989-11-13 1991-06-04 Hewlett-Packard Company Disk drive enclosure for minimizing stresses and a vibration damping seal therefor
US5278709A (en) * 1991-10-15 1994-01-11 Areal Technology Assembly of compact disk drive having a glass disk with a magnesium head arm assembly and a steel motor hub
US5986852A (en) * 1992-10-19 1999-11-16 International Business Machines Corporation High capacity, high performance low profile disk drive
US5357386A (en) * 1992-11-13 1994-10-18 Seagate Technology, Inc. Disc drive with head/disc assembly having sealed connectors
JP2553316B2 (ja) * 1993-03-02 1996-11-13 インターナショナル・ビジネス・マシーンズ・コーポレイション データ記憶ディスク・ドライブ装置
JP3238103B2 (ja) * 1997-07-07 2001-12-10 インターナショナル・ビジネス・マシーンズ・コーポレーション 磁気ディスク装置
AU2761001A (en) 2000-01-05 2001-07-16 Schott Glass Technologies, Inc. Alkaline-earth-free boroalkali silicate glass
JP2005078763A (ja) * 2003-09-03 2005-03-24 Hitachi Global Storage Technologies Netherlands Bv ディスク装置
JP2005149651A (ja) * 2003-11-18 2005-06-09 Shinka Jitsugyo Kk 磁気ディスクドライブ装置
JP2006185508A (ja) * 2004-12-27 2006-07-13 Hitachi Global Storage Technologies Netherlands Bv ディスク装置
US7599147B2 (en) * 2005-08-05 2009-10-06 Seagate Technology Llc Electrical feedthrough assembly with elastic ring interface
JP4575253B2 (ja) 2005-08-26 2010-11-04 ヒタチグローバルストレージテクノロジーズネザーランドビーブイ 磁気ディスク装置
JP2008027478A (ja) * 2006-07-18 2008-02-07 Hitachi Global Storage Technologies Netherlands Bv 磁気ディスク装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4491888A (en) * 1982-06-28 1985-01-01 Atasi Corporation Memory storage apparatus having vibration-dampened base plate arrangement
US4613921A (en) * 1982-11-26 1986-09-23 Holmes William A Disk memory apparatus
JPS60223093A (ja) * 1984-04-19 1985-11-07 Nec Corp 磁気デイスク装置
EP0222939B1 (de) * 1985-10-31 1991-01-23 International Business Machines Corporation Plattenspeicher mit einem in die Nabe des Plattenstapels integrierten Antriebsmotor
JPS6325877A (ja) * 1986-07-17 1988-02-03 Victor Co Of Japan Ltd デイスク駆動装置用筐体
JP2675005B2 (ja) * 1987-06-26 1997-11-12 株式会社日立製作所 ディスク装置
US4797762A (en) * 1987-09-22 1989-01-10 Micropolis Corporation Stress free winchester drive shaft mounting
US4980786A (en) * 1988-11-14 1990-12-25 Maxtor Corporation Method and apparatus for improved thermal isolation and stability of disk drives

Also Published As

Publication number Publication date
EP0428290A2 (de) 1991-05-22
CA2021910C (en) 1995-10-31
EP0428290A3 (en) 1992-01-15
JPH03168988A (ja) 1991-07-22
DE69028178T2 (de) 1997-01-23
CA2021910A1 (en) 1991-05-14
EP0428290B1 (de) 1996-08-21
BR9005464A (pt) 1991-09-17
US5029027A (en) 1991-07-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee