Searchlight drive means and apparatus

Details Searchlight drive means and apparatus Searchlight drive means and apparatus

1989-05-15

1990-05-29

Dority, Carroll B.

Illumination

Light source and modifier

Tiltable or rotatable as a unit

362286, 362386, 74 8918, 74435, 74665C, F21V 2126

Patent

active

049300571

ABSTRACT:
Apparatus is described for a searchlight in which a lamp is mounted in a housing for both vertical and horizontal movement. Vertical drive means which is mounted in the housing includes a gear having a tooth portion and a ramp portion to permit up and down movement of said lamp. The housing has an integrally formed ring gear with a tooth portion less than 360 degrees and a ramp portion. A horizontal drive means engages the ring gear and drives the lamp in a horizontal plane less than 360 degrees.

REFERENCES:
patent: Re29266 (1977-06-01), Hessemer et al.
patent: 1611267 (1926-12-01), Case
patent: 2757547 (1956-08-01), Julin
patent: 2812424 (1957-11-01), Heugel
patent: 2976471 (1961-03-01), Harris
patent: 3233475 (1966-02-01), Barber

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