Lighting module for a vehicle headlight
US7347600B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 28, 2004 |
| Grant date | Mar 25, 2008 |
| Priority date | — |
| Expiry date | Dec 3, 2024 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting module for a vehicle headlight for producing a lighting beam of the type having a cut-off. The module is adapted for use with light emitting diodes and has a first reflector including an elliptical surface for reflecting light rays. The lighting module includes a second reflector for producing a first portion of the cut-off beam that passes through a second focus of the first reflector. The lighting module also includes a third reflector for producing a second portion of the cut-off beam, the optical axis of which passes through the second focus of the reflector. The lighting module further includes a bender, or fourth reflector, having a cut-off edge arranged between the second reflector and the third reflector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.