MY200214A - Glass spacer and hard disk drive apparatus - Google Patents

Glass spacer and hard disk drive apparatus

Info

Publication number
MY200214A
MY200214A MYPI2019006708A MYPI2019006708A MY200214A MY 200214 A MY200214 A MY 200214A MY PI2019006708 A MYPI2019006708 A MY PI2019006708A MY PI2019006708 A MYPI2019006708 A MY PI2019006708A MY 200214 A MY200214 A MY 200214A
Authority
MY
Malaysia
Prior art keywords
hard disk
disk drive
drive apparatus
glass spacer
spacers
Prior art date
Application number
MYPI2019006708A
Other languages
English (en)
Inventor
Masao Takano
Shinji Eda
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 MY200214A publication Critical patent/MY200214A/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
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/0301—Details
    • 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
    • G11B17/038—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

  • Magnetic Record Carriers (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
MYPI2019006708A 2017-09-29 2018-10-01 Glass spacer and hard disk drive apparatus MY200214A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017191256 2017-09-29
PCT/JP2018/036747 WO2019066086A1 (ja) 2017-09-29 2018-10-01 ガラススペーサ及びハードディスクドライブ装置

Publications (1)

Publication Number Publication Date
MY200214A true MY200214A (en) 2023-12-14

Family

ID=65901502

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2019006708A MY200214A (en) 2017-09-29 2018-10-01 Glass spacer and hard disk drive apparatus

Country Status (6)

Country Link
US (3) US10783921B2 (https=)
JP (2) JP6505959B1 (https=)
CN (2) CN113808627B (https=)
MY (1) MY200214A (https=)
PH (2) PH12022551901A1 (https=)
WO (1) WO2019066086A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY200214A (en) * 2017-09-29 2023-12-14 Hoya Corp Glass spacer and hard disk drive apparatus
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
JP7717846B2 (ja) * 2022-01-11 2025-08-04 古河電気工業株式会社 磁気ディスク用基板及びこれを用いた磁気ディスク

Family Cites Families (30)

* 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
JP2941691B2 (ja) * 1995-07-31 1999-08-25 京セラ株式会社 磁気ディスク保持部材および磁気ディスク装置
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
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
EP1276593B1 (en) * 2000-04-28 2005-08-17 3M Innovative Properties Company Abrasive article and methods for grinding glass
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
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
JP2006018922A (ja) * 2004-07-01 2006-01-19 Hoya Corp 磁気ディスク用ガラス基板の製造方法及び磁気ディスクの製造方法
JP2008047193A (ja) * 2006-08-11 2008-02-28 Fujitsu Ltd クランプ装置
JP2008090900A (ja) 2006-09-29 2008-04-17 Hoya Corp 磁気記録媒体およびその製造方法
JP2008192245A (ja) * 2007-02-06 2008-08-21 Fujitsu Ltd 磁気ディスク装置
JP2008240946A (ja) * 2007-03-28 2008-10-09 Ntn Corp 転がり軸受の潤滑装置
JP2008293552A (ja) * 2007-05-22 2008-12-04 Fujitsu Ltd 基板、磁気記録媒体及びその製造方法、並びに磁気記憶装置
JP4780142B2 (ja) * 2008-05-22 2011-09-28 信越半導体株式会社 ウェーハの製造方法
JP5261203B2 (ja) * 2009-01-09 2013-08-14 株式会社神戸製鋼所 アルミニウム合金スペーサおよびその製造方法
CN102859595B (zh) * 2010-03-31 2016-01-20 Hoya株式会社 磁盘用玻璃基板和玻璃雏形的制造方法以及磁盘用玻璃基板和玻璃雏形
JP5585269B2 (ja) * 2010-07-22 2014-09-10 旭硝子株式会社 磁気記録媒体用ガラス基板の製造方法
JP2012160252A (ja) * 2011-01-31 2012-08-23 Hoya Corp 磁気ディスク用ガラス基板の製造方法
PH12011502368A1 (en) * 2011-02-15 2019-06-03 Hoya Corp Method of producing glass blank for substrate of information recording medium, substrate for information recording medium and information recording medium and manufacturing apparatus for glass blank for substrate of infromation recording medium
US8806893B2 (en) * 2011-02-18 2014-08-19 Hoya Corporation Manufacturing method of a glass blank for magnetic disk and manufacturing method of a glass substrate for magnetic disk
MY186189A (en) * 2011-04-21 2021-06-30 Hoya Corp Method for manufacturing glass blank for magnetic disk, method for manufacturing glass substrate for magnetic disk, glass blank for magnetic disk, glass substrate for magnetic disk and magnetic disk
JP5108134B1 (ja) * 2011-05-20 2012-12-26 株式会社オハラ 情報記録媒体用基板の製造方法
WO2013099082A1 (ja) * 2011-12-27 2013-07-04 コニカミノルタ株式会社 Ｈｄｄ用ガラス基板の製造方法
JPWO2013145503A1 (ja) * 2012-03-29 2015-12-10 Hoya株式会社 Ｈｄｄ用ガラス基板の製造方法
WO2013146090A1 (ja) * 2012-03-30 2013-10-03 Hoya株式会社 磁気ディスク用ガラス基板の製造方法
CN104641415B (zh) * 2012-10-31 2018-06-01 Hoya株式会社 磁盘用玻璃基板的制造方法以及磁盘的制造方法
SG10201608631VA (en) 2013-02-22 2016-12-29 Hoya Corp Glass substrate for magnetic disk and magnetic disk
SG11201602379QA (en) * 2013-09-28 2016-05-30 Hoya Corp Method for manufacturing magnetic-disk glass substrate, methodfor manufacturing magnetic disk, and grinding tool
MY200214A (en) * 2017-09-29 2023-12-14 Hoya Corp Glass spacer and hard disk drive apparatus

Also Published As

Publication number Publication date
US20200211596A1 (en) 2020-07-02
US11705158B2 (en) 2023-07-18
JPWO2019066086A1 (ja) 2019-11-14
JP7202947B2 (ja) 2023-01-12
CN110651327B (zh) 2021-10-15
CN113808627B (zh) 2023-03-17
PH12022551901A1 (en) 2023-10-23
CN113808627A (zh) 2021-12-17
CN110651327A (zh) 2020-01-03
JP2019125413A (ja) 2019-07-25
US20220157340A1 (en) 2022-05-19
WO2019066086A1 (ja) 2019-04-04
JP6505959B1 (ja) 2019-04-24
US11244706B2 (en) 2022-02-08
PH12019502614A1 (en) 2020-12-07
US20200395046A1 (en) 2020-12-17
US10783921B2 (en) 2020-09-22

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