Vehicle lamp assemblies

Illumination – Vehicle steering mechanism or element moves pivoted lamp or... – Tie rod element controlled

Patent

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Details

362328, 362331, 362268, 362300, G03B 1502

Patent

active

045772606

ABSTRACT:
A vehicle lamp assembly is disclosed for use when the outer cover or lens element extends round the corner of the vehicle or when the outer cover or lens element is significantly larger in one or two mutually perpendicular directions than in the other. The lamp assembly comprises a light source, a light transmitting cover element and a light transmitting intermediate element disposed between the source and the cover element. The intermediate element has coaxial cylindrical inner and outer surfaces located with the light source of their common axis, one of the cylindrical surfaces carrying elongated Fresnel prism formations of uniform cross-section extending parallel to the common axis and the other cylindrical surface carrying elongate Fresnel prism formations of constant cross-section extending in respective planes perpendicular to said common axis.

REFERENCES:
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patent: 1883360 (1932-10-01), Fortney
patent: 1904574 (1933-04-01), Turner
patent: 1995012 (1935-03-01), Rivier
patent: 2044224 (1936-06-01), Peple
patent: 2119370 (1938-05-01), Leunen
patent: 3969621 (1976-07-01), Ferrell
patent: 4158222 (1979-06-01), Cook
patent: 4177505 (1979-12-01), Carel
patent: 4293892 (1981-10-01), Plummer
patent: 4390934 (1983-06-01), Willing

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