Azimuth and elevation control system

Details Azimuth and elevation control system Azimuth and elevation control system

1982-11-19

1984-07-17

Lechert, Jr., Stephen J.

Illumination

Light source and modifier

Condition responsive

362 96, 362267, 362268, 362278, 362285, 362307, 362319, 362320, 362321, 362351, 362451, 362802, F21V 1702

Patent

active

044609434

ABSTRACT:
A light projector suitable for performance lighting and provided with a means capable of adjusting beam azimuth and elevation from a remote location is provided with an input device locating the operator's finger, hand, or a stylus in two dimensions by non-mechanical means. The azimuth and elevation control means is capable of operation in either an incremental or rate of displacement mode.

REFERENCES:
patent: 1680685 (1928-08-01), King
patent: 1747279 (1930-02-01), Andreino
patent: 2054224 (1936-02-01), Levy
patent: 2950382 (1960-08-01), Hatch
patent: 3209136 (1965-09-01), Fisher
patent: 3845351 (1974-10-01), Ballmoos et al.
patent: 4336581 (1982-06-01), Morris
patent: 4338655 (1982-07-01), Gulliksen et al.
Izenour, "Automation in the Theatre", The Yale Scientific Magazine, May, 1955.

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