CN2048229U - 信息记录盘 - Google Patents

信息记录盘 Download PDF

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Publication number
CN2048229U
CN2048229U CN88220683U CN88220683U CN2048229U CN 2048229 U CN2048229 U CN 2048229U CN 88220683 U CN88220683 U CN 88220683U CN 88220683 U CN88220683 U CN 88220683U CN 2048229 U CN2048229 U CN 2048229U
Authority
CN
China
Prior art keywords
hub
disc
information recording
substrate
disc substrate
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 - Lifetime
Application number
CN88220683U
Other languages
English (en)
Chinese (zh)
Inventor
美浓田武
栗栖正吉
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.)
Mitsui Petrochemical Industries Ltd
Original Assignee
Mitsui Petrochemical Industries Ltd
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 Mitsui Petrochemical Industries Ltd filed Critical Mitsui Petrochemical Industries Ltd
Publication of CN2048229U publication Critical patent/CN2048229U/zh
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • G11B17/22—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records
    • 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

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Holo Graphy (AREA)
CN88220683U 1987-12-01 1988-12-01 信息记录盘 Expired - Lifetime CN2048229U (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1987183218U JPH0731422Y2 (ja) 1987-12-01 1987-12-01 光ディスク
JP183218/87 1987-12-01

Publications (1)

Publication Number Publication Date
CN2048229U true CN2048229U (zh) 1989-11-22

Family

ID=16131853

Family Applications (2)

Application Number Title Priority Date Filing Date
CN88108293A Expired - Fee Related CN1021995C (zh) 1987-12-01 1988-12-01 信息记录盘
CN88220683U Expired - Lifetime CN2048229U (zh) 1987-12-01 1988-12-01 信息记录盘

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN88108293A Expired - Fee Related CN1021995C (zh) 1987-12-01 1988-12-01 信息记录盘

Country Status (7)

Country Link
US (1) US5301183A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0319301B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH0731422Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR910006652B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (2) CN1021995C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE101745T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3887845T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5448547A (en) * 1987-12-01 1995-09-05 Mitsui Petrochemical Industries, Ltd. Information recording discs
DE68919175T2 (de) * 1988-08-30 1995-05-24 Mitsubishi Rayon Co Nabe für optische Speicherplatte und Verfahren zu deren Herstellung.
JPH05225609A (ja) * 1992-02-06 1993-09-03 Tdk Corp 光ディスク用基板および光ディスク
CH686538A5 (fr) * 1992-05-15 1996-04-15 Cd Plant Tecval S A Cassette a disque.
US5768253A (en) * 1992-05-15 1998-06-16 Cd Plant Tecval S.A. Disc cartridge for accommodating recording discs
JP3234066B2 (ja) * 1993-09-09 2001-12-04 富士電機株式会社 磁気ディスク装置
US5725934A (en) * 1996-03-12 1998-03-10 Disc Concepts, Inc. Mountable disc display device
US6013352A (en) * 1996-03-12 2000-01-11 Gallant; Glenn Mountable disc display device
KR100378086B1 (ko) * 2001-05-14 2003-03-29 엘지전자 주식회사 클랭핑 영역의 상하면이 서로다른 높이를 갖는 고밀도 광디스크
KR100438700B1 (ko) * 2001-08-14 2004-07-05 삼성전자주식회사 투과층 형성방법, 장치 및 디스크 기판
CN100403425C (zh) * 2002-10-01 2008-07-16 松下电器产业株式会社 光信息记录介质及其制造方法、制造装置
CA2527986C (en) * 2003-06-03 2015-03-24 Lg Electronics Inc. High-density recording medium and recording and/or reproducing device therefor
US20070136737A1 (en) * 2005-12-08 2007-06-14 Ho Jun Ryu Metal-polymer composite hub and small form factor optical disk for information storage including the same

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH614701A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-12-24 1979-12-14 Ciba Geigy Ag
DE2624375C3 (de) * 1976-05-31 1979-01-04 Polygram Gmbh, 2000 Hamburg Plattenförmiger Informationsträger für Bild- bzw. Videosignale
US4613921A (en) * 1982-11-26 1986-09-23 Holmes William A Disk memory apparatus
GB8307590D0 (en) * 1983-03-18 1983-04-27 Glaverbel Supports of information recording layers
JPS59217246A (ja) * 1983-05-24 1984-12-07 Matsushita Electric Ind Co Ltd 光デイスク
JPS60146971A (ja) * 1984-01-05 1985-08-02 Takashi Hosokawa 切換弁
JPS60146971U (ja) * 1984-03-08 1985-09-30 ソニー株式会社 磁気デイスク
JPS60186565U (ja) * 1984-05-18 1985-12-10 ソニー株式会社 磁気デイスク
DE3671998D1 (de) * 1985-02-18 1990-07-19 Hitachi Maxell Optische platte.
JPS6258473A (ja) * 1985-09-06 1987-03-14 Sony Corp 記録再生用デイスクカセツトの製造方法
JPS62114151A (ja) * 1985-11-14 1987-05-25 Canon Inc 磁気デイスク組立体
JPS62129985A (ja) * 1985-11-30 1987-06-12 Hitachi Maxell Ltd マグネツトクランプ形情報記録用デイスク
JPS62134854A (ja) * 1985-12-06 1987-06-17 Matsushita Electric Ind Co Ltd 磁気記録再生装置
NL8503563A (nl) * 1985-12-24 1987-07-16 Nagron Precision Tooling Schijfvormige informatiedrager met van een centraal gat voorzien inzetstuk.
JPS6381670A (ja) * 1986-09-25 1988-04-12 Seiko Epson Corp 光デイスク媒体
US4827468A (en) * 1986-09-30 1989-05-02 Kabushiki Kaisha Toshiba Information memory medium
JP2515757B2 (ja) * 1986-10-13 1996-07-10 パイオニア株式会社 光学式情報記録円盤の製造方法
JPS63129578A (ja) * 1986-11-19 1988-06-01 Matsushita Electric Ind Co Ltd 円盤状記録媒体
CA1320569C (en) * 1986-12-01 1993-07-20 Hendrikus W.C.M. Peeters Optically readable disk with self centering hub
JPS63175240A (ja) * 1987-01-13 1988-07-19 Canon Inc 光記録担体およびその光記録・再生方法
JPS63173289A (ja) * 1987-01-13 1988-07-16 Fuji Photo Film Co Ltd 情報記録媒体
JPS63206946A (ja) * 1987-02-23 1988-08-26 Hitachi Maxell Ltd マグネチツククランプ用光情報記録デイスク
JPS63255884A (ja) * 1987-04-10 1988-10-24 Matsushita Electric Ind Co Ltd 光デイスク用中心金具
JP2593482B2 (ja) * 1987-08-21 1997-03-26 株式会社日立製作所 光ディスク

Also Published As

Publication number Publication date
EP0319301A3 (en) 1990-01-31
US5301183A (en) 1994-04-05
JPH0190161U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-06-14
EP0319301B1 (en) 1994-02-16
CN1021995C (zh) 1993-09-01
CN1034628A (zh) 1989-08-09
KR890010866A (ko) 1989-08-11
DE3887845T2 (de) 1994-05-26
EP0319301A2 (en) 1989-06-07
ATE101745T1 (de) 1994-03-15
KR910006652B1 (ko) 1991-08-30
DE3887845D1 (de) 1994-03-24
JPH0731422Y2 (ja) 1995-07-19

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Date Code Title Description
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CX01 Expiry of patent term