Headlamp unit with timed switching between two lights

Details Headlamp unit with timed switching between two lights Headlamp unit with timed switching between two lights

1984-01-17

1985-04-23

Nelson, Peter A.

Illumination

Plural light sources

Diverse light generators

362231, 362251, 362802, 362240, 362295, 362372, 362241, 362 80, 362 83, 315 83, 313115, F21M 1500

Patent

active

045133573

ABSTRACT:
A headlamp unit having a high intensity discharge lamp disposed at about the focus of a parabolic reflector and an incandescent lamp disposed at about the focus of a parabolic reflector.

REFERENCES:
patent: 2259107 (1941-10-01), Halvorson
patent: 2343822 (1944-03-01), Tuck
patent: 3234421 (1966-02-01), Reiling
patent: 3553520 (1971-01-01), Hicks
patent: 3710097 (1973-01-01), Bright et al.
patent: 4029983 (1977-06-01), Thornton
patent: 4142228 (1979-02-01), Kumagai et al.
patent: 4293893 (1981-10-01), Tsuzuki et al.
patent: 4377841 (1983-03-01), Kukla

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