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US 2010/0251276 A1Published application
Point-of-sale enablement of optical storage media
AssigneeHewlett-Packard Development Company, L.P.
InventorsFred C. Thomas, Philip M. Walker, Mark T. Maguire, Kerwyn L. Ballinger, Makarand P. Gore
Life of this patent
Estimating the term…
Abstract
A locking mechanism for an optical storage medium comprises a first portion that is installed on the optical storage medium and a second portion that is lockable to the first portion. When the first and second portions are locked together, the optical storage medium is unusable to access data stored thereon.
Claims5
An apparatus, comprising:
- an optical data storage medium comprising a longitudinal portion at a resting location;
- a counterweight attached to said optical data storage medium;
- wherein, unless said longitudinal portion is locked in place, said counterweight causes said longitudinal portion to move from said resting location when said optical data storage medium is rotated thereby rendering at least some data on said optical data storage medium unusable.
Dependencies are inferred from the claim text.