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US 2003/0169531 A1Published application
Multiple shroud bypass for bulk windage reduction
AssigneeSeagate Technology LLC
InventorsPeter Fei Wang, Stephen Peter LeClair
Life of this patent
Estimating the term…
Abstract
A housing providing for improved windage characteristics in a disc drive, the housing having a multiple bypass configured to receive and direct fluid flow away from a rotating disc pack assembly. The housing further includes a shroud to contain some fluid flow with the disc pack assembly.
Claims20
A base comprising:
- a shroud comprising at least two breaks spaced apart along a length of the shroud, the breaks communicating a first side of the shroud with a second side of the shroud;
- and
- a bypass on the first side of the shroud, the bypass terminating in an end directed away from the second side of the shroud.
A disc drive comprising:
- a base;
- a shroud extending from the base and substantially defining a cavity;
- a bypass adjacent the cavity and terminating in an end directed away from the cavity;
- and
- at least two breaks in the shroud communicating the cavity with the bypass, the breaks being spaced apart along a perimeter of the cavity.
2 more elements
A disc drive comprising:
- a housing having a shroud;
- a disc pack assembly mounted to the housing and substantially surrounded by the shroud;
- and
- means for diverting flow generated by the disc pack assembly in rotation such that a diverted flow is not directly returned to the disc pack assembly.
1 more element
Dependencies are inferred from the claim text.