DE69721202D1 - Plattenhalterung - Google Patents



Publication number
DE69721202D1 DE69721202T DE69721202T DE69721202D1 DE 69721202 D1 DE69721202 D1 DE 69721202D1 DE 69721202 T DE69721202 T DE 69721202T DE 69721202 T DE69721202 T DE 69721202T DE 69721202 D1 DE69721202 D1 DE 69721202D1
Prior art keywords
drive bracket
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
Other languages
English (en)
Other versions
DE69721202T2 (de
Kensei Otsubo
Hideo Yamaguchi
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.)
Panasonic Corp
Original Assignee
Panasonic 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
Priority to JP33789596 priority Critical
Priority to JP33789596A priority patent/JP3355973B2/ja
Priority to JP17937397 priority
Priority to JP17937397 priority
Application filed by Panasonic Corp filed Critical Panasonic Corp
Application granted granted Critical
Publication of DE69721202D1 publication Critical patent/DE69721202D1/de
Publication of DE69721202T2 publication Critical patent/DE69721202T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current



    • G11B17/00Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02Details
    • G11B17/022Positioning or locking of single discs
    • G11B17/028Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/0282Positioning or locking of single discs of discs rotating during transducing operation by means provided on the turntable
DE1997621202 1996-12-18 1997-12-17 Plattenhalterung Expired - Fee Related DE69721202T2 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP33789596 1996-12-18
JP33789596A JP3355973B2 (ja) 1996-12-18 1996-12-18 ディスク保持装置
JP17937397 1997-07-04
JP17937397 1997-07-04

Publications (2)

Publication Number Publication Date
DE69721202D1 true DE69721202D1 (de) 2003-05-28
DE69721202T2 DE69721202T2 (de) 2004-03-25



Family Applications (1)

Application Number Title Priority Date Filing Date
DE1997621202 Expired - Fee Related DE69721202T2 (de) 1996-12-18 1997-12-17 Plattenhalterung

Country Status (7)

Country Link
US (1) US6041033A (de)
EP (1) EP0849733B1 (de)
KR (1) KR100278595B1 (de)
CN (1) CN1123878C (de)
DE (1) DE69721202T2 (de)
MY (1) MY125451A (de)
TW (1) TW358198B (de)

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DE19859357A1 (de) * 1998-12-22 2000-06-29 Thomson Brandt Gmbh Aufzeichnungs-oder Wiedergabegerät mit einer Auf- und Abnahmevorrichtung für plattenförmige Aufzeichnungsträger
US6272104B1 (en) * 1999-01-26 2001-08-07 Dell Usa, L.P. Media retention device for CD ROM and digital video drives in a portable computer
JP2000311409A (ja) * 1999-04-23 2000-11-07 Sony Computer Entertainment Inc 光ディスク装置
TW491998B (en) * 2000-03-01 2002-06-21 Ind Tech Res Inst Thin type disc self-clamping device
JP3615991B2 (ja) * 2000-06-06 2005-02-02 船井電機株式会社 ディスクプレーヤーのターンテーブル駆動装置
US6760188B2 (en) * 2000-12-13 2004-07-06 Seagate Technology Llc Disc stack assembly having a clamp plate and a retaining ring to clamp a disc to a spindle motor hub
JP2002190149A (ja) * 2000-12-20 2002-07-05 Sankyo Seiki Mfg Co Ltd ディスククランプ装置
US6779192B2 (en) * 2000-12-28 2004-08-17 Lg Electronics Inc. Disk clamping device for a disk drive having a hub insertable into a central hole of a disk
US6570835B1 (en) * 2001-02-15 2003-05-27 Eutronic Technology Company Ltd. Support structure for compact disc
US6938265B2 (en) * 2001-04-12 2005-08-30 Matsushita Electric Industrial Co., Ltd. Turntable for disk storage medium and disk drive including the turntable
JP2002312999A (ja) * 2001-04-16 2002-10-25 Mitsumi Electric Co Ltd ディスク装置
EP1424693A1 (de) * 2002-11-28 2004-06-02 Sunonwealth Electric Machine Industry Co., Ltd. Halterungsvorrichtung für ein optisches Abtastgerät
JP4083055B2 (ja) * 2003-03-31 2008-04-30 クラリオン株式会社 ディスクホルダ及びディスク装置
KR100513315B1 (ko) * 2003-04-28 2005-09-09 삼성전기주식회사 디스크 드라이브의 홀더
JP2005038465A (ja) * 2003-07-15 2005-02-10 Toshiba Corp ディスク支持機構および光ディスク装置
JP3988706B2 (ja) 2003-09-30 2007-10-10 ティアック株式会社 ディスク保持機構
US20070067790A1 (en) * 2003-10-28 2007-03-22 Koninklijke Philips Electronics N.V. Turntable as well as a device comprising such a turntable
JP2005251303A (ja) * 2004-03-04 2005-09-15 Matsushita Electric Ind Co Ltd チャッキング装置
US7480927B2 (en) * 2004-03-04 2009-01-20 Panasonic Corporation Chucking apparatus
WO2005086155A1 (ja) * 2004-03-04 2005-09-15 Matsushita Electric Industrial Co., Ltd. チャッキング装置
WO2005093739A1 (en) * 2004-03-26 2005-10-06 Koninklijke Philips Electronics N.V. Apparatus for centering an information medium on a turntable
JP4113522B2 (ja) * 2004-08-04 2008-07-09 日本電産株式会社 記録ディスク駆動用モータ及びこの記録ディスク駆動用モータを用いた記録ディスク駆動装置
KR100593922B1 (ko) * 2004-08-05 2006-06-30 삼성전기주식회사 디스크드라이브의 디스크 척킹장치
JP2006196139A (ja) * 2004-12-15 2006-07-27 Matsushita Electric Ind Co Ltd ディスク駆動装置
KR100733246B1 (ko) * 2006-06-27 2007-06-28 삼성전기주식회사 턴테이블조립체
JP4946208B2 (ja) * 2006-06-29 2012-06-06 日本電産株式会社 記録媒体の保持装置とそれを用いたモータユニット
JP4872505B2 (ja) * 2006-07-20 2012-02-08 日本電産株式会社 チャッキング装置、このチャッキング装置を搭載したブラシレスモータ、およびディスク駆動装置
JP4618214B2 (ja) * 2006-08-21 2011-01-26 日本電産株式会社 チャッキング装置、このチャッキング装置を搭載したモータおよびディスク駆動装置
JP2008047263A (ja) 2006-08-21 2008-02-28 Nippon Densan Corp チャッキング装置、このチャッキング装置を搭載したモータおよびディスク駆動装置
JP2008047265A (ja) * 2006-08-21 2008-02-28 Nippon Densan Corp チャッキング装置、このチャッキング装置を搭載したモータおよびディスク駆動装置
JP4535045B2 (ja) * 2006-08-21 2010-09-01 日本電産株式会社 チャッキング装置、このチャッキング装置を搭載したモータおよびディスク駆動装置
JP5092476B2 (ja) * 2007-03-19 2012-12-05 日本電産株式会社 チャッキング装置を備えたモータ、およびこのモータを搭載したディスク駆動装置
JP5076573B2 (ja) * 2007-03-19 2012-11-21 日本電産株式会社 チャッキング装置を備えたモータ、およびこのモータを搭載したディスク駆動装置
JP4978257B2 (ja) * 2007-03-19 2012-07-18 日本電産株式会社 チャッキング装置を備えたモータ、およびこのモータを搭載したディスク駆動装置
JP4992497B2 (ja) * 2007-03-19 2012-08-08 日本電産株式会社 チャッキング装置を備えたモータ、およびこのモータを搭載したディスク駆動装置
JP5056127B2 (ja) * 2007-04-05 2012-10-24 セイコーエプソン株式会社 メディア搬送機構及びそれを備えたメディア処理装置
US8033731B2 (en) 2007-10-17 2011-10-11 Seagate Technology Llc Fluid dynamic bearing motor having molded plastic
JP5103306B2 (ja) * 2008-07-15 2012-12-19 昭和電工株式会社 ディスクチャック装置
KR101020800B1 (ko) * 2008-12-29 2011-03-09 엘지이노텍 주식회사 스핀들 모터
KR101047475B1 (ko) * 2009-05-08 2011-07-08 엘지이노텍 주식회사 스핀들 모터

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US4077236A (en) * 1976-03-11 1978-03-07 Shugart Associates Apparatus having inwardly biased fingers hingedly attached to a hub for clamping and driving a flexible disc
JPS58194171A (en) * 1982-05-04 1983-11-12 Comput Basic Mach Technol Res Assoc Head driving and controlling system of magnetic disc device
JPS60170060A (en) * 1984-02-13 1985-09-03 Matsushita Electric Ind Co Ltd Revolving and holding device for flat plate type recording carrier
NL8401304A (nl) * 1984-04-20 1985-11-18 Philips Nv Platenspeler met een aandrukorgaan voor het aandrukken van een op de draaitafel gelegen plaat.
JPH0418103Y2 (de) * 1985-06-05 1992-04-22
JPS62212958A (en) * 1986-03-13 1987-09-18 Kobe Steel Ltd Disk chucking device
DE3812963A1 (de) * 1988-04-19 1989-11-02 Thomson Brandt Gmbh Ringfoermige scheibe zum einlegen eines plattenfoermigen aufzeichnungstraegers
US4958839A (en) * 1988-07-12 1990-09-25 Guzik Technical Enterprises, Inc. Disc clamp employing resilient cone for spreading balls
US5117414A (en) * 1988-09-19 1992-05-26 Hewlett-Packard Company Drive motor and spindle assembly for an optical disk drive
JP2861144B2 (ja) * 1989-11-16 1999-02-24 ソニー株式会社 ディスクチャッキング機構
JPH04278253A (en) * 1991-03-05 1992-10-02 Matsushita Electric Ind Co Ltd Disk clamping device
JP2630880B2 (ja) * 1991-11-29 1997-07-16 三洋電機株式会社 ディスク保持装置
JP3384002B2 (ja) * 1992-01-24 2003-03-10 ソニー株式会社 ディスクテーブル及び記録及び/又は再生装置
DE4212213B4 (de) * 1992-04-10 2010-04-08 Deutsche Thomson-Brandt Gmbh Haltevorrichtung für einen Informationsträger
JP2970200B2 (ja) * 1992-04-17 1999-11-02 松下電器産業株式会社 ディスク芯出しクランプ機構
AT397737B (de) * 1992-06-10 1994-06-27 Koninkl Philips Electronics Nv Gerät zum abspielen eines kreisscheibenförmigen aufzeichnungsträgers
JPH06131783A (ja) * 1992-10-19 1994-05-13 Asahi Corp:Kk ディスク保持装置
US5774445A (en) * 1993-08-09 1998-06-30 Funai Electric Co., Ltd. Disc clamp mechanism having radial disposed disc pressing elements
JP3123044B2 (ja) * 1993-08-11 2001-01-09 船井電機株式会社 ディスククランプ装置
JP3095160B2 (ja) * 1993-12-01 2000-10-03 船井電機株式会社 ディスク再生装置のディスククランプ機構
JPH07287910A (ja) * 1994-04-20 1995-10-31 Fujitsu General Ltd ターンテーブル装置
JPH08190752A (ja) * 1995-01-05 1996-07-23 Matsushita Electric Ind Co Ltd 光学ディスク記録再生装置
US5637200A (en) * 1995-02-08 1997-06-10 Nobler Technologies, Inc. Compact disk locking apparatus
US5644564A (en) * 1995-03-17 1997-07-01 Phase Metrics Vacuum chuck for rotating data discs
JPH08335351A (ja) * 1995-06-06 1996-12-17 Matsushita Electric Ind Co Ltd ターンテーブル

Also Published As

Publication number Publication date
TW358198B (en) 1999-05-11
MY125451A (en) 2006-08-30
EP0849733B1 (de) 2003-04-23
CN1123878C (zh) 2003-10-08
CN1185624A (zh) 1998-06-24
DE69721202T2 (de) 2004-03-25
KR100278595B1 (ko) 2001-01-15
KR19980064305A (ko) 1998-10-07
EP0849733A1 (de) 1998-06-24
US6041033A (en) 2000-03-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner


8339 Ceased/non-payment of the annual fee