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US 2004/0001425 A1Published application
Protective cover for optically read digital disks
AssigneeA&D Company, Limited
InventorsDaniel L. Poole, Robert N. Poole
Life of this patent
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Abstract
A protective cover for protecting a read side of an optical disk, the protective cover including a substantially planar body being transparent and having a center hole, an outer edge and a generally planar annular surface extending between the outer edge and the center hole. A circumferential engagement structure is coupled to the outer edge of and completely encircles the planar body for engaging an outer edge of the optical disk.
Claims19
A protective cover for protecting a read side of an optical disk comprising:
- a substantially planar body being transparent and having a center hole, an outer edge and a generally planar annular surface extending between the outer edge and the center hole;
- and
- a circumferential engagement structure coupled to the outer edge of and substantially completely encircling the planar body for engaging an outer edge of the optical disk.
A protective cover for protecting a read side of an optical disk comprising:
- a generally planar body having a center hole, an outer edge and a generally planar annular surface extending between the outer edge and the center hole;
- and
- a circumferential engagement structure carried by the body and including a substantially upright sidewall extending substantially completely around the outer edge of the body.
An optical disk comprising:
- an outer edge;
- a center hole;
- a surface having a readable portion intermediate the outer edge and the center hole;
- a protruding ring projecting from the surface intermediate the center hole and the readable portion;
- and
- a protective cover removably covering the surface, the protective cover comprising:
- a generally planar body having a center hole, an outer edge and a generally planar annular surface extending between the outer edge and the center hole and corresponding to and covering the surface of the disk;
- and
- a circumferential engagement structure carried by the body and engaging the disk.
6 more elements
Dependencies are inferred from the claim text.