PH12019502613B1 - Spacer and hard disc drive device - Google Patents

Spacer and hard disc drive device

Info

Publication number
PH12019502613B1
PH12019502613B1 PH1/2019/502613A PH12019502613A PH12019502613B1 PH 12019502613 B1 PH12019502613 B1 PH 12019502613B1 PH 12019502613 A PH12019502613 A PH 12019502613A PH 12019502613 B1 PH12019502613 B1 PH 12019502613B1
Authority
PH
Philippines
Prior art keywords
spacer
drive device
disc drive
hard disc
spacers
Prior art date
Application number
PH1/2019/502613A
Other languages
English (en)
Other versions
PH12019502613A1 (en
Inventor
Masao Takano
Original Assignee
Hoya Corp
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 Hoya Corp filed Critical Hoya Corp
Publication of PH12019502613A1 publication Critical patent/PH12019502613A1/en
Publication of PH12019502613B1 publication Critical patent/PH12019502613B1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
    • 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
    • G11B17/021—Selecting or spacing of record carriers for introducing the heads
    • 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
    • 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
    • G11B17/038—Centering or locking of a plurality of discs in a single cartridge
    • 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
    • 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

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
PH1/2019/502613A 2017-08-31 2018-08-31 Spacer and hard disc drive device PH12019502613B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017167236 2017-08-31
PCT/JP2018/032488 WO2019045074A1 (ja) 2017-08-31 2018-08-31 スペーサ及びハードディスクドライブ装置

Publications (2)

Publication Number Publication Date
PH12019502613A1 PH12019502613A1 (en) 2020-12-07
PH12019502613B1 true PH12019502613B1 (en) 2023-05-31

Family

ID=65525849

Family Applications (1)

Application Number Title Priority Date Filing Date
PH1/2019/502613A PH12019502613B1 (en) 2017-08-31 2018-08-31 Spacer and hard disc drive device

Country Status (5)

Country Link
US (2) US10872635B2 (https=)
JP (2) JP6505960B1 (https=)
CN (2) CN110651326B (https=)
PH (1) PH12019502613B1 (https=)
WO (1) WO2019045074A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6505960B1 (ja) * 2017-08-31 2019-04-24 Hoya株式会社 スペーサ及びハードディスクドライブ装置
JP6684975B2 (ja) * 2018-02-01 2020-04-22 Hoya株式会社 ガラススペーサ、ハードディスクドライブ装置、及びガラススペーサの製造方法
CN115176310A (zh) * 2020-03-06 2022-10-11 豪雅株式会社 玻璃间隔件的制造方法、玻璃间隔件和硬盘驱动器装置
US12051442B2 (en) * 2020-09-30 2024-07-30 Hoya Corporation Hard disk drive spacer having chamfered surface and main surface with inclined region
JP7069279B1 (ja) 2020-11-19 2022-05-17 株式会社Uacj 磁気ディスク装置
US11676633B2 (en) * 2021-04-28 2023-06-13 Seagate Technology Llc Coated disk separator plate, electronic devices that include one or more coated disk separator plates, and related methods of making and using

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845112B2 (ja) * 1978-11-29 1983-10-07 日本電信電話株式会社 磁気デイスク装置
JPS62175980A (ja) * 1986-01-29 1987-08-01 Hoya Corp 磁気デイスク装置
US5596462A (en) * 1994-11-29 1997-01-21 International Business Machines Corporation Data storage disk clamp apparatus for minimizing disk clamping force and surface area
US5969902A (en) * 1995-03-15 1999-10-19 Kyocera Corporation Support magnetic disk substrate and magnetic disk unit using the support member composed of Forsterite and an iron based component
JPH09115216A (ja) * 1995-10-19 1997-05-02 Hitachi Ltd 磁気ディスク装置のスピンドル構造及び磁気ディスク装置
US5724208A (en) * 1996-04-30 1998-03-03 Kabushiki Kaisha Soode Nagano Hard disc spacer and hard disc clamp
US6615613B1 (en) * 1999-09-30 2003-09-09 Hoya Corporation Method of grinding a substrate and method of manufacturing a glass substrate and a magnetic recording medium by the use of the glass substrate
JP2001118306A (ja) * 1999-10-21 2001-04-27 Hitachi Ltd 磁気ディスク装置
JP4136268B2 (ja) 2000-04-26 2008-08-20 Ｈｏｙａ株式会社 ガラススペーサおよびそれを用いた情報記録装置
JP3532157B2 (ja) * 2001-01-31 2004-05-31 京セラ株式会社 磁気ディスク装置
JP2003045139A (ja) * 2001-07-30 2003-02-14 Kyocera Corp 磁気ディスク基板保持用スペーサ
JP2003272336A (ja) * 2002-03-18 2003-09-26 Asahi Glass Co Ltd 磁気ディスク用ガラス製取付け部材およびその製造方法
JP2003272337A (ja) * 2002-03-18 2003-09-26 Asahi Glass Co Ltd 磁気ディスク用ガラス製スペーサリングの製造方法およびスペーサリング
JP2003288766A (ja) * 2002-03-28 2003-10-10 Kyocera Corp 磁気ディスク基板用保持部材及びその製造方法
JP2003308672A (ja) 2002-04-09 2003-10-31 Asahi Glass Co Ltd 磁気ディスク用リング状スペーサの加工方法および磁気ディスク用リング状スペーサ
JP2004348860A (ja) * 2003-05-22 2004-12-09 Hitachi Global Storage Technologies Inc 磁気ディスク装置
KR100604861B1 (ko) * 2004-05-29 2006-07-31 삼성전자주식회사 디스크 스페이서와 이를 구비한 스핀들 모터 조립체
KR100585151B1 (ko) * 2004-07-05 2006-05-30 삼성전자주식회사 하드 디스크 드라이브
KR100660847B1 (ko) * 2004-12-18 2006-12-26 삼성전자주식회사 데이터 기록용 디스크와 이를 구비한 하드 디스크 드라이브
US7239121B2 (en) * 2005-03-11 2007-07-03 Hitachi Global Storage Technologies Netherlands B.V. Quantative extraction of micro particles from metallic disk spacer rings
JP2006294099A (ja) * 2005-04-07 2006-10-26 Asahi Glass Co Ltd 磁気記録媒体用ガラス基板の周面研磨装置及び製造方法
JP2011198429A (ja) * 2010-03-23 2011-10-06 Hoya Corp 磁気ディスク用ガラス基板およびその評価方法
JP5029777B1 (ja) * 2011-11-22 2012-09-19 旭硝子株式会社 磁気記録媒体用ガラス基板、および該磁気記録媒体用ガラス基板を用いた磁気記録媒体
CN105849806B (zh) * 2013-12-26 2017-11-21 Hoya株式会社 磁盘用基板、磁盘和磁盘驱动装置
JP6505960B1 (ja) * 2017-08-31 2019-04-24 Hoya株式会社 スペーサ及びハードディスクドライブ装置
JP6684975B2 (ja) * 2018-02-01 2020-04-22 Hoya株式会社 ガラススペーサ、ハードディスクドライブ装置、及びガラススペーサの製造方法

Also Published As

Publication number Publication date
JP2019125412A (ja) 2019-07-25
US10872635B2 (en) 2020-12-22
CN114388000A (zh) 2022-04-22
US20210090603A1 (en) 2021-03-25
PH12019502613A1 (en) 2020-12-07
US20200234731A1 (en) 2020-07-23
CN110651326B (zh) 2022-02-01
WO2019045074A1 (ja) 2019-03-07
CN114388000B (zh) 2024-01-30
JP6505960B1 (ja) 2019-04-24
JP7165611B2 (ja) 2022-11-04
JPWO2019045074A1 (ja) 2019-11-07
US11238895B2 (en) 2022-02-01
CN110651326A (zh) 2020-01-03

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