Ballast and optical housings for grade mounted light fixture

Details Ballast and optical housings for grade mounted light fixture Ballast and optical housings for grade mounted light fixture

1989-03-23

1990-06-05

Husar, Stephen F.

Illumination

Light source and modifier

Ionized gas or vapor light source

3621531, 362222, 362362, 362375, F21V 2300

Patent

active

049319140

ABSTRACT:
A light fixture includes separate ballast and optical housings. The optical housing includes an open top, a hollow base depending from the open top and a wiring chamber extending laterally from the hollow base adjacent to the open top. A cover is releasably coupled to the housing, extends over the open top, and has an aperture extending through it receiving a lens. The lamp is mounted in the base of the optical housing for directing light through the lens. The ballast housing is releasably coupled to the optical housing at the wiring chamber. A ballast cover is coupled to the ballast housing. An electrical ballast assembly is mounted in the ballast housing. Wiring extends between the housings for electrically connecting the lamp and the electrical ballast assembly.

REFERENCES:
patent: 2038506 (1936-04-01), Cadieux
patent: 2631247 (1953-03-01), Shaw
patent: 3264466 (1966-08-01), Bacon, Jr.
patent: 3274392 (1966-09-01), Harling
patent: 3543099 (1970-11-01), Turner
patent: 3880528 (1975-04-01), Petersen et al.
patent: 4207464 (1980-06-01), Fukuyama et al.
patent: 4220986 (1980-09-01), Matteo et al.
patent: 4343032 (1982-08-01), Schwartz
patent: 4382274 (1983-05-01), De Backer
patent: 4399497 (1983-08-01), Druffel
patent: 4642742 (1987-02-01), de Vos et al.
patent: 4791290 (1988-12-01), Noone
Imperial Bronzelite Brochure, Advanced Grade-Mounted Landscape Lighting, pp. 4-16, 1987.

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