Controlled drag for magnet actuator

Details Controlled drag for magnet actuator Controlled drag for magnet actuator

1987-03-02

1989-05-02

Salce, Patrick R.

Electrical generator or motor structure

Dynamoelectric

Linear

310105, 360106, H02K 4904, H01L 4102, H04R 902

Patent

active

048271624

ABSTRACT:
A disk drive actuator including automatic eddy-current braking capability, enhanced by simple modifications of coil-mount structure, such as split damping ring DR and spaced-rib array, this array shown for example in FIG. 12 (see DR-R).

REFERENCES:
patent: 3617673 (1971-11-01), Helms
patent: 3666977 (1972-05-01), Helms et al.
patent: 3827081 (1974-07-01), Prieur
patent: 3922501 (1975-11-01), Yamamuro
patent: 3984706 (1976-10-01), Inouye
patent: 4287445 (1981-09-01), Lienau

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