DE3889619D1 - Informationsaufnahmeplatte. - Google Patents

Informationsaufnahmeplatte.

Info

Publication number
DE3889619D1
DE3889619D1 DE3889619T DE3889619T DE3889619D1 DE 3889619 D1 DE3889619 D1 DE 3889619D1 DE 3889619 T DE3889619 T DE 3889619T DE 3889619 T DE3889619 T DE 3889619T DE 3889619 D1 DE3889619 D1 DE 3889619D1
Authority
DE
Germany
Prior art keywords
information recording
recording plate
plate
information
recording
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
DE3889619T
Other languages
English (en)
Other versions
DE3889619T2 (de
Inventor
Tsutomu Ota
Mamoru Sugimoto
Yasuto Nose
Hidetoshi Yoshitaki
Tatsuro Higashi
Takashi Hayashi
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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 claimed from JP63158806A external-priority patent/JPH01232587A/ja
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of DE3889619D1 publication Critical patent/DE3889619D1/de
Application granted granted Critical
Publication of DE3889619T2 publication Critical patent/DE3889619T2/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
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/24018—Laminated discs
    • G11B7/24027—Layers; Shape, structure or physical properties thereof
    • 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
    • G11B23/0014—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 record carriers not specifically of filamentary or web form
    • G11B23/0021—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 record carriers not specifically of filamentary or web form discs
    • G11B23/0028—Details
    • G11B23/0035—Details means incorporated in the disc, e.g. hub, to enable its guiding, loading or driving
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
DE3889619T 1987-10-27 1988-10-21 Informationsaufnahmeplatte. Expired - Fee Related DE3889619T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP27074287 1987-10-27
JP27410687 1987-10-29
JP29818687 1987-11-26
JP63158806A JPH01232587A (ja) 1987-10-27 1988-06-27 情報記録円盤

Publications (2)

Publication Number Publication Date
DE3889619D1 true DE3889619D1 (de) 1994-06-23
DE3889619T2 DE3889619T2 (de) 1994-10-13

Family

ID=27473572

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3889619T Expired - Fee Related DE3889619T2 (de) 1987-10-27 1988-10-21 Informationsaufnahmeplatte.

Country Status (5)

Country Link
US (1) US5504735A (de)
EP (1) EP0314010B1 (de)
KR (1) KR930010963B1 (de)
DE (1) DE3889619T2 (de)
HK (1) HK108497A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW207582B (de) * 1991-06-29 1993-06-11 Sony Co Ltd
KR100268492B1 (ko) * 1996-01-11 2000-10-16 윤종용 하드디스크드라이브의디스크및디스크고정방법
JP3666111B2 (ja) 1996-03-21 2005-06-29 ソニー株式会社 円盤状光記録媒体
US5896241A (en) * 1996-08-07 1999-04-20 Imation Corp. Plain carbon steel hub for data storage device
US6154441A (en) * 1997-04-17 2000-11-28 Imation Corp. Method for centering a hub in an optical disc, and an optical storage system using such disc
US6285651B1 (en) * 1997-06-03 2001-09-04 Seagate Technology Llc Optical disc for optical storage system
US6122145A (en) * 1997-10-15 2000-09-19 B.E. Technology, Llc Computer diskette with insertable multi-piece media
JP2001006210A (ja) * 1999-06-22 2001-01-12 Sony Corp 光記録媒体及びディスクカートリッジ
US7484231B2 (en) * 2001-05-14 2009-01-27 Lg Electronics Inc. High-density disk recording medium having an asymmetrically-shaped center hole and manufacturing method thereof
EP1504450A4 (de) * 2002-04-22 2006-12-13 Arkema France Konstruktion eines optischen datenträgers
WO2004013844A2 (en) * 2002-07-30 2004-02-12 Koninklijke Philips Electronics N.V. Disc drive apparatus
US6804034B2 (en) * 2002-08-20 2004-10-12 Imation Corp. Fluid containment substrates for holographic media
EP1505600A1 (de) * 2003-07-30 2005-02-09 Sony DADC Austria AG Plattenförmiger optischer Aufzeichnungsträger
KR20050037310A (ko) * 2003-10-18 2005-04-21 삼성전자주식회사 허브 부착 광디스크, 그 제조방법 및, 광디스크 기판제작용 사출금형
US7448055B2 (en) * 2004-05-28 2008-11-04 Hitachi Global Storage Technologies Netherlands B.V. Disk assembly having integral clamp and/or spacer
US7757247B2 (en) * 2004-12-08 2010-07-13 Electronics And Telecommunications Research Institute Small form factor optical/magnetic disk for information storage

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2624375C3 (de) * 1976-05-31 1979-01-04 Polygram Gmbh, 2000 Hamburg Plattenförmiger Informationsträger für Bild- bzw. Videosignale
JPS61156547A (ja) * 1984-12-28 1986-07-16 Canon Inc 円盤状記録媒体の作製方法
JPH0766571B2 (ja) * 1985-06-24 1995-07-19 日立マクセル株式会社 光デイスク
KR870006534A (ko) * 1985-12-09 1987-07-13 나가이 아쯔시 광 기록매체 및 그 제조 방법
KR900004661B1 (ko) * 1986-01-20 1990-07-02 가부시키가이샤 도시바 정보처리장치
JPS62192945A (ja) * 1986-02-20 1987-08-24 Sony Corp 情報デイスク
US4641152A (en) * 1986-02-24 1987-02-03 Producers Color Service, Inc. Fixturing apparatus for vibration dampened optical disc recording
US4839208A (en) * 1986-04-30 1989-06-13 Nec Corporation Optical information recording medium
JPS6381667A (ja) * 1986-09-26 1988-04-12 Toshiba Corp 光デイスク
US4827468A (en) * 1986-09-30 1989-05-02 Kabushiki Kaisha Toshiba Information memory medium
JPH0664877B2 (ja) * 1986-11-05 1994-08-22 株式会社東芝 情報記憶媒体
JPS63129578A (ja) * 1986-11-19 1988-06-01 Matsushita Electric Ind Co Ltd 円盤状記録媒体
US5265086A (en) * 1987-10-27 1993-11-23 Seiko Epson Corporation Information recording disk

Also Published As

Publication number Publication date
EP0314010A3 (en) 1990-01-31
EP0314010A2 (de) 1989-05-03
KR890007248A (ko) 1989-06-19
EP0314010B1 (de) 1994-05-18
KR930010963B1 (ko) 1993-11-18
HK108497A (en) 1997-08-22
US5504735A (en) 1996-04-02
DE3889619T2 (de) 1994-10-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: HOFFMANN, E., DIPL.-ING., PAT.-ANW., 82166 GRAEFELFING

8339 Ceased/non-payment of the annual fee