Disk apparatus and manufacturing method thereof

Details Disk apparatus and manufacturing method thereof Disk apparatus and manufacturing method thereof

1991-07-17

1994-05-24

Fields, Carolyn E.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

360 9907, G11B 2108

Patent

active

053154649

ABSTRACT:
Disclosed is a disk drive for storing representations of data. The disk drive includes a housing or enclosure. At least one disk is rotatably attached to the housing. Also attached to the housing is an actuator. A transducing head is attached to one end of the actuator and is positioned to pass near the disk. Attached on the other end of the actuator is a coil which makes up a portion of a voice coil motor. Another portion of the voice coil motor is a magnet positioned near the coil. The housing includes at least one recess or opening which holds the magnet on the outside of the housing yet near the coil. A material which has low magnetic permeability or no magnetic permeability may be used to seal the opening or recess.

REFERENCES:
patent: 4700246 (1987-10-01), Luoma et al.
patent: 4985792 (1991-01-01), Moir

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