GB2312777B - Disc protector - Google Patents

Disc protector

Info

Publication number
GB2312777B
GB2312777B GB9608824A GB9608824A GB2312777B GB 2312777 B GB2312777 B GB 2312777B GB 9608824 A GB9608824 A GB 9608824A GB 9608824 A GB9608824 A GB 9608824A GB 2312777 B GB2312777 B GB 2312777B
Authority
GB
United Kingdom
Prior art keywords
disc protector
protector
disc
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
GB9608824A
Other versions
GB2312777A (en
GB9608824D0 (en
Inventor
Geoffrey C Rhodes
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.)
COLLINGDENE INTERNATIONAL LIMI
Original Assignee
COLLINGDENE INTERNATIONAL LIMI
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 COLLINGDENE INTERNATIONAL LIMI filed Critical COLLINGDENE INTERNATIONAL LIMI
Priority to GB9608824A priority Critical patent/GB2312777B/en
Publication of GB9608824D0 publication Critical patent/GB9608824D0/en
Publication of GB2312777A publication Critical patent/GB2312777A/en
Application granted granted Critical
Publication of GB2312777B publication Critical patent/GB2312777B/en
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
    • 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
    • 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
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/40—Identifying or analogous means applied to or incorporated in the record carrier and not intended for visual display simultaneously with the playing-back of the record carrier, e.g. label, leader, photograph
GB9608824A 1996-04-30 1996-04-30 Disc protector Expired - Fee Related GB2312777B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9608824A GB2312777B (en) 1996-04-30 1996-04-30 Disc protector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9608824A GB2312777B (en) 1996-04-30 1996-04-30 Disc protector

Publications (3)

Publication Number Publication Date
GB9608824D0 GB9608824D0 (en) 1996-07-03
GB2312777A GB2312777A (en) 1997-11-05
GB2312777B true GB2312777B (en) 2000-03-29

Family

ID=10792810

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9608824A Expired - Fee Related GB2312777B (en) 1996-04-30 1996-04-30 Disc protector

Country Status (1)

Country Link
GB (1) GB2312777B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6236638B1 (en) * 1998-09-23 2001-05-22 Hewlett-Packard Company Device to install compact disk media write protect device
KR20020019092A (en) * 1999-06-16 2002-03-09 라스프 Device and method for coating an optically readable data carrier
JP2003524273A (en) * 1999-06-16 2003-08-12 ステアーグ ハマテヒ アクチエンゲゼルシャフト Apparatus and method for coating an optically readable data carrier

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2203278A (en) * 1987-03-31 1988-10-12 Sanyo Electric Co Optical recording disc
US4879710A (en) * 1988-04-20 1989-11-07 Mutsuo Iijima Optical disc protector and method for applying same
EP0422774A2 (en) * 1989-09-08 1991-04-17 Sharp Kabushiki Kaisha Optical memory element and protective sheet for use with the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2203278A (en) * 1987-03-31 1988-10-12 Sanyo Electric Co Optical recording disc
US4879710A (en) * 1988-04-20 1989-11-07 Mutsuo Iijima Optical disc protector and method for applying same
EP0422774A2 (en) * 1989-09-08 1991-04-17 Sharp Kabushiki Kaisha Optical memory element and protective sheet for use with the same

Also Published As

Publication number Publication date
GB2312777A (en) 1997-11-05
GB9608824D0 (en) 1996-07-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080430