Dual coil/dual magnet actuator

Details Dual coil/dual magnet actuator Dual coil/dual magnet actuator

1979-12-26

1986-09-16

Richardson, Robert L.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

G11B 2108

Patent

active

046125922

ABSTRACT:
An improved linear actuator for reciprocating a read/write head mechanism relative to magnetic disk storage system is disclosed, including a second, supplemental solenoid coil and associated magnet means in addition to the usual arrangement, and by way of improving linearity and efficiency.

REFERENCES:
patent: 3619673 (1971-11-01), Helms
patent: 3816776 (1974-06-01), Chari
patent: 4075517 (1978-02-01), Adler
patent: 4136293 (1979-01-01), Patel
patent: 4145725 (1979-03-01), Wallis
patent: 4166284 (1979-08-01), Daniels

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