Disc drive spindle motor

Details Disc drive spindle motor Disc drive spindle motor

1992-06-05

1995-03-21

Kwon, John T.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

360 9807, 310 67R, 310268, G11B 1702

Patent

active

054001978

ABSTRACT:
A low profile fixed shaft disc drive motor with separate disc mounting and motor sections. The motor is ball staked to a cup shaped piece of sheet metal, which is in turn screwed onto the casing of the disc drive. The motor shaft has an integral lamination mounting flange. The hub has a lower, cup shaped magnet section which has a feature for mounting the discs which is the same length as a disc spacer.

REFERENCES:
patent: Re33813 (1992-02-01), von der Heide et al.
patent: 4554473 (1985-11-01), Muller
patent: 4687803 (1987-03-01), von der Heide et al.
patent: 4922406 (1990-05-01), Schuh
patent: 4924125 (1990-05-01), Clark
patent: 4943748 (1990-04-01), Shiozawa
patent: 4965476 (1990-10-01), Lin
patent: 5008573 (1991-04-01), Beppu et al.
patent: 5047677 (1991-09-01), Mineta et al.
patent: 5157295 (1992-10-01), Stefansky et al.
patent: 5173814 (1992-12-01), Elsasser et al.
patent: 5193084 (1993-03-01), Christiaens
patent: 5210665 (1993-05-01), Nishizawa

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