Movable coil driving unit

Details Movable coil driving unit Movable coil driving unit

1987-12-28

1990-02-20

Harris, George

Electricity: magnetically operated switches, magnets, and electr

Magnets and electromagnets

With magneto-mechanical motive device

335223, 381194, 381199, H01F 708

Patent

active

049029967

ABSTRACT:
A movable coil driving unit comprises a driven member movably supported by conductive flexible supporting members with respect to a fixed member, a coil fixed to the driven member, and a driving member provided with a power source. One ends of the supporting members are connected to the ends of leads extending from the coil fixed to the driven member, and the other ends of the supporting members are connected to leads extending from the external power source.

REFERENCES:
patent: 2263819 (1941-11-01), Ray
patent: 3484730 (1969-12-01), McCormick
patent: 3591815 (1971-07-01), Grootenhuis
patent: 3676758 (1972-07-01), Mathews
patent: 3898598 (1975-08-01), Asahi
patent: 3952217 (1976-04-01), Rawlings
patent: 4351596 (1982-09-01), Ohniwa et al.
Hans Heimerdinger, "An Antenna Pointing Mechanism (APM) For Large Reflector Antennas", NASA CP 2181, p. 253, 1981.
Bernard Hubert et al, "Sofa, An Antenna Fine Pointing Mechanism", NASA C-2181, p. 235, 1981.

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