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
  • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
  • G11B23/03—Containers for flat record carriers
  • G11B23/0327—Containers for flat record carriers for special applications not otherwise provided for
• • 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
  • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
  • G11B7/121—Protecting the head, e.g. against dust or impact with the record carrier

Landscapes

• Physics & Mathematics (AREA)
• Optics & Photonics (AREA)
• Optical Head (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=22242320

Family Applications (1)

Country Status (3)

Families Citing this family (1)

Family Cites Families (5)

• 1994
  • 1994-03-04 WO PCT/US1994/002350 patent/WO1995024039A1/en not_active Application Discontinuation
  • 1994-03-04 EP EP94913891A patent/EP0748505A1/en not_active Withdrawn
  • 1994-03-04 AU AU65874/94A patent/AU6587494A/en not_active Abandoned

Also Published As

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