ATE178735T1 - Schutzsystem einer optischen scheibe - Google Patents

Schutzsystem einer optischen scheibe

Info

Publication number
ATE178735T1
ATE178735T1 AT94931466T AT94931466T ATE178735T1 AT E178735 T1 ATE178735 T1 AT E178735T1 AT 94931466 T AT94931466 T AT 94931466T AT 94931466 T AT94931466 T AT 94931466T AT E178735 T1 ATE178735 T1 AT E178735T1
Authority
AT
Austria
Prior art keywords
protective sheet
disk
optical disc
protective system
attachment ring
Prior art date
Application number
AT94931466T
Other languages
English (en)
Inventor
Mounir Chirchi
Xavier Huberland
Original Assignee
Mounir Chirchi
Xavier Huberland
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 Mounir Chirchi, Xavier Huberland filed Critical Mounir Chirchi
Application granted granted Critical
Publication of ATE178735T1 publication Critical patent/ATE178735T1/de

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
    • G11B7/24097—Structures for detection, control, recording operation or replay operation; Special shapes or structures for centering or eccentricity prevention; Arrangements for testing, inspecting or evaluating; Containers, cartridges or cassettes

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Gyroscopes (AREA)
AT94931466T 1993-11-05 1994-11-07 Schutzsystem einer optischen scheibe ATE178735T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9301220A BE1007702A5 (fr) 1993-11-05 1993-11-05 Protege face active de disques numeriques a lecture optique.

Publications (1)

Publication Number Publication Date
ATE178735T1 true ATE178735T1 (de) 1999-04-15

Family

ID=3887527

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94931466T ATE178735T1 (de) 1993-11-05 1994-11-07 Schutzsystem einer optischen scheibe

Country Status (6)

Country Link
EP (1) EP0700566B1 (de)
AT (1) ATE178735T1 (de)
AU (1) AU8054594A (de)
BE (1) BE1007702A5 (de)
DE (1) DE69417741D1 (de)
WO (1) WO1995012881A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6192025B1 (en) * 1999-05-05 2001-02-20 Yong E. Chen Structure for protecting reading area of compact disc and device for applying same
JP2002117584A (ja) * 2000-10-06 2002-04-19 Sony Corp 光学記録媒体およびその製造方法
EP1343157B1 (de) * 2002-03-07 2007-05-23 FUJIFILM Corporation Optisches Aufzeichnungsmedium

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4319252A (en) * 1980-07-21 1982-03-09 Drexler Technology Corporation Optical data storage and recording medium having a replaceable protective coverplate
US4556968A (en) * 1983-03-31 1985-12-03 Storage Technology Partners Ii Unconstrained removable protective cover for optical disk
US4736966A (en) * 1986-02-20 1988-04-12 Drexler Technology Corporation Data card with peelable protective layers
US4879710A (en) * 1988-04-20 1989-11-07 Mutsuo Iijima Optical disc protector and method for applying same
JPH02165441A (ja) * 1988-12-17 1990-06-26 Sony Corp 剥離可能な保護膜を有する光情報記録媒体
JPH04344323A (ja) * 1991-05-21 1992-11-30 Canon Inc 光記録読取方式

Also Published As

Publication number Publication date
DE69417741D1 (de) 1999-05-12
EP0700566A1 (de) 1996-03-13
EP0700566B1 (de) 1999-04-07
BE1007702A5 (fr) 1995-10-03
WO1995012881A1 (fr) 1995-05-11
AU8054594A (en) 1995-05-23

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties