Automobile headlight

Details Automobile headlight Automobile headlight

1978-06-21

1980-12-09

Walsh, Donald P.

Illumination

Light source and modifier

Including reflector

362 61, 362303, 362346, F21V 700

Patent

active

042388171

ABSTRACT:
The present invention relates to an automobile headlight comprising a parabolic reflector, a front glass and a twin-filament lamp for far-beam and dipped-beam located on the optical axis of the reflector on either side of the focus thereof, said headlight being characterized in that a screen located in the front and in the upper part of the lamp defines on the reflector a zone which is struck only by the rays issuing from the far-beam filament. The corresponding zone of the front glass is also determined solely as a function of the far-beam filament.

REFERENCES:
patent: 1556158 (1925-10-01), Patch
patent: 2558422 (1951-06-01), DeLeo
patent: 3136914 (1964-06-01), Jayne
patent: 3749906 (1973-07-01), Thiry
patent: 3796886 (1974-03-01), Freeman
patent: 4142229 (1979-02-01), Hulbert

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