Spindle structure for magnetic disk device

Details Spindle structure for magnetic disk device Spindle structure for magnetic disk device

1997-06-25

1999-03-23

Tupper, Robert S..

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

G11B 1702

Patent

active

058868550

ABSTRACT:
The magnetic disk device spindle structure according to the present invention includes a hub on which is mounted a magnetic recording medium, a spindle shaft which is a fixed shaft, bearings which are secured to this spindle shaft and which rotatably support the hub, and finally, a film inserted at the contact surfaces of the hub and the bearings. In addition, a plurality of grooves for accommodating the film that are of a depth that is less than the thickness of the film may be provided in the contact surface of the hub that contacts the bearings.

REFERENCES:
patent: 5485331 (1996-01-01), Dunfield et al.

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