DE60020458D1 - Plattenkassette mit scheibenschutzvorrichtung - Google Patents

Plattenkassette mit scheibenschutzvorrichtung

Info

Publication number
DE60020458D1
DE60020458D1 DE60020458T DE60020458T DE60020458D1 DE 60020458 D1 DE60020458 D1 DE 60020458D1 DE 60020458 T DE60020458 T DE 60020458T DE 60020458 T DE60020458 T DE 60020458T DE 60020458 D1 DE60020458 D1 DE 60020458D1
Authority
DE
Germany
Prior art keywords
plate cassette
disc protection
disc
protection
cassette
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
DE60020458T
Other languages
English (en)
Other versions
DE60020458T2 (de
Inventor
Kenji Ohta
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.)
Maxell Holdings Ltd
Original Assignee
Hitachi Maxell 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 Hitachi Maxell Ltd filed Critical Hitachi Maxell Ltd
Application granted granted Critical
Publication of DE60020458D1 publication Critical patent/DE60020458D1/de
Publication of DE60020458T2 publication Critical patent/DE60020458T2/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
    • 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
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/288—Protecting disks from being written or overwritten
    • 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
    • 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
    • G11B23/0302—Auxiliary features
    • G11B23/0303—Write protect features with a sliding part
    • 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
    • G11B23/0313—Container cases
    • G11B23/0316—Constructional details, e.g. shape
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
    • G11B2220/215—Recordable discs
    • G11B2220/216—Rewritable discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2525—Magneto-optical [MO] discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
DE60020458T 1999-03-05 2000-03-03 Plattenkassette mit scheibenschutzvorrichtung Expired - Fee Related DE60020458T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP5847199 1999-03-05
JP5847199 1999-03-05
JP16162399 1999-06-08
JP16162399 1999-06-08
JP2000035513 2000-02-14
JP2000035513A JP2001057048A (ja) 1999-03-05 2000-02-14 ディスクカートリッジ
PCT/JP2000/001262 WO2000054275A1 (en) 1999-03-05 2000-03-03 Erasure prevention in disc cartridge

Publications (2)

Publication Number Publication Date
DE60020458D1 true DE60020458D1 (de) 2005-07-07
DE60020458T2 DE60020458T2 (de) 2006-04-27

Family

ID=27296597

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60020458T Expired - Fee Related DE60020458T2 (de) 1999-03-05 2000-03-03 Plattenkassette mit scheibenschutzvorrichtung

Country Status (9)

Country Link
US (1) US6504679B1 (de)
EP (1) EP1078362B1 (de)
JP (1) JP2001057048A (de)
KR (1) KR100676946B1 (de)
CN (1) CN1174418C (de)
AU (1) AU2827200A (de)
CA (1) CA2331104A1 (de)
DE (1) DE60020458T2 (de)
WO (1) WO2000054275A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100408283B1 (ko) * 2001-05-16 2003-12-03 삼성전자주식회사 디스크 카트리지
WO2003034431A1 (en) * 2001-10-15 2003-04-24 Quantum Corporation Tape cartridge write protect mechanism
JP4085978B2 (ja) * 2003-12-26 2008-05-14 ソニー株式会社 ディスクカートリッジ
EP1796093A4 (de) * 2004-09-28 2008-05-07 Matsushita Electric Ind Co Ltd Datenträgerkassette

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6245356Y2 (de) * 1981-06-05 1987-12-03
JPS5989483U (ja) * 1982-12-08 1984-06-16 富士写真フイルム株式会社 磁気デイスクカ−トリツジ
JPS61258381A (ja) * 1985-05-11 1986-11-15 Hitachi Maxell Ltd デイスクカ−トリツジ
US4685017A (en) 1985-06-11 1987-08-04 Shape Inc. Write/protect tab assembly for a floppy disc jacket and method for assembling same
USRE33961E (en) * 1985-06-11 1992-06-16 Shape Inc. Write/protect tab assembly for a floppy disc jacket and method for assembling same
US4908817A (en) * 1986-11-14 1990-03-13 Opticord, Inc. Cartridge for optical data discs
JP2961982B2 (ja) * 1990-08-24 1999-10-12 ソニー株式会社 ディスクカートリッジ
JPH0896552A (ja) * 1994-09-27 1996-04-12 Sony Corp ディスクカートリッジ
KR100385999B1 (ko) * 1995-09-21 2003-10-10 마츠시타 덴끼 산교 가부시키가이샤 디스크인출가능한디스크카트리지
JP3462318B2 (ja) * 1995-10-13 2003-11-05 株式会社東芝 ディスクカートリッジ装置
JP3666111B2 (ja) * 1996-03-21 2005-06-29 ソニー株式会社 円盤状光記録媒体
US5995344A (en) * 1996-06-14 1999-11-30 Sony Corporation Disc cartridge having design parameters of a recording and/or reproduction medium housed therein
JPH11185423A (ja) * 1997-12-24 1999-07-09 Tdk Corp ディスクカートリッジ

Also Published As

Publication number Publication date
CN1174418C (zh) 2004-11-03
DE60020458T2 (de) 2006-04-27
WO2000054275A1 (en) 2000-09-14
CN1296621A (zh) 2001-05-23
EP1078362B1 (de) 2005-06-01
US6504679B1 (en) 2003-01-07
KR20010071199A (ko) 2001-07-28
JP2001057048A (ja) 2001-02-27
AU2827200A (en) 2000-09-28
EP1078362A1 (de) 2001-02-28
CA2331104A1 (en) 2000-09-14
KR100676946B1 (ko) 2007-01-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee