The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 13, 2010
Filed:
May. 02, 2008
Jean-luc Meyrenaud, Livry Gargan, FR;
Jean-Luc Meyrenaud, Livry Gargan, FR;
Valeo Vision, Bobigny, FR;
Abstract
An optical module for an elliptical motor vehicle lighting device, the optical module comprising in particular a reflector, a light source emitting light rays, and a projection lens, the reflector having a reflecting internal face for reflecting towards the projection lens at least some of the light rays emitted by the light source. The internal face of the reflector is formed by the joining of at least a first portion of a first ellipsoid shape and a second portion of a second ellipsoid shape, the first ellipsoid shape having a first principal focus and a second principal focus, the second ellipsoid shape having a first principal focus and a second principal focus, the second principal focus of the first ellipsoid shape being merged with the first principal focus of the second ellipsoid shape.