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US 6,285,527 B1Granted
Disc drive having hydrodynamic labyrinth seal and magnet shield
AssigneeSeagate Technology LLC
InventorsMichael D. Kennedy, Norbert S. Parsoneault
Life of this patent
Estimating the term…
Abstract
A disc drive system includes a disc drive chassis, a magnetic storage disc, a read/write transducer adjacent to the disc for reading and writing information on the disc, and a hydrodynamic bearing assembly. The hydrodynamic bearing assembly rotatably couples the magnetic storage disc to the disc drive chassis. The hydrodynamic bearing assembly includes a fluid path therethrough for circulating a fluid. A labyrinth seal and magnet shield is provided proximate the hydrodynamic bearing assembly.
Claims1
A disc drive system, comprising:
- means for reading and writing information on a storage disc;
- and
- means for providing a labyrinth seal in a hydrodynamic bearing of the disc drive system and for protecting a magnet of a spindle motor of the disc drive system.
Dependencies are inferred from the claim text.