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US 8,028,311 B2Granted
Multiple positioner data storage device
OwnerPaul A. Gilovichinventor
Life of this patent
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Abstract
An optical data storage device having at least two removable rotatable disks and at least one actuator assembly for writing data onto each side of the disks and reading the data recorded on each side of the disks is provided. The disks are rotated by a dual stator/dual rotor spindle motor. The actuators are driven by a dual coil/dual moving magnet actuator.
Claims12
A data storage device comprising:
- a first fixed disk;
- at least two removable disks, each of the first fixed disk and two removable disks rotating about the same shaft;
- and
- at least two positioners reading data from and writing data to each side of the fixed disk and the removable disks.
1 more element
A data storage device comprising:
- a first fixed disk;
- a first removable disk;
- and
- a first positioner reading data from and writing data to a first side of the first fixed disk;
- a second positioner reading data from and writing data to a second side of the first fixed disk;
- a third positioner reading data from and writing data to a first side of the first removable disk;
- and
- a fourth positioner reading data from and writing data to a second side of the first removable disk;
- wherein each of the disks are rotatable along a single first shaft;
- and
- wherein each of the positioners is rotatable along a single second shaft.
8 more elements
Dependencies are inferred from the claim text.