Two-headlamp main beam units for motor vehicles

Details Two-headlamp main beam units for motor vehicles Two-headlamp main beam units for motor vehicles

1986-03-21

1987-03-31

Nelli, Raymond A.

Illumination

Vehicle steering mechanism or element moves pivoted lamp or...

Tie rod element controlled

362 83, 362305, B60Q 112, B60Q 100, F21V 700

Patent

active

046547592

ABSTRACT:
The invention relates to a main beam unit for a motor vehicle, said unit comprising first and second juxtaposed parabolic main beam headlamps (10, 20). In accordance with the invention, these headlamps are of different aperture diameters and of different focal lengths, with the aperture diameter d.sub.1 of the first headlamp being greater than the aperture diameter d.sub.2 of the second headlamp, and with the focal length f.sub.1 of the first headlamp being greater than the focal length f.sub.2 of the second headlamp.

REFERENCES:
patent: 1448434 (1923-03-01), Culver
patent: 1462946 (1923-07-01), Stephens
patent: 3710097 (1973-01-01), Bright et al.
patent: 4225904 (1980-09-01), Linder
patent: 4503488 (1985-03-01), Soules et al.
patent: 4513357 (1985-04-01), Hieda et al.
patent: 4545001 (1985-10-01), English et al.
patent: 4575787 (1986-03-01), Birt

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