Rectilinear-motion driving device for voice coil motor

Details Rectilinear-motion driving device for voice coil motor Rectilinear-motion driving device for voice coil motor

1991-04-10

1992-08-25

Stephan, Steven L.

Electrical generator or motor structure

Dynamoelectric

Linear

310 90, H02K 3306, H02K 4102, F16C 3206

Patent

active

051421720

ABSTRACT:
A linear-motion driving device includes a movable shaft, a gas bearing for supporting the movable shaft, a housing for supporting the gas bearing, and a motor having a voice coil for displacing the movable shaft. The bearing housing is disposed inside the voice coil.

REFERENCES:
patent: 4439699 (1984-03-01), Brende et al.
patent: 4585397 (1986-04-01), Crawford et al.
patent: 4740946 (1988-04-01), Yumura et al.
patent: 4920288 (1990-04-01), den Heijer et al.
"Japanese Precise Engineering Society Journal", pp. 465-468 (date of publication unknown).

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