Block light module
US9581307B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 3, 2014 |
| Grant date | Feb 28, 2017 |
| Priority date | — |
| Expiry date | Mar 22, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0031
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light module for a motor vehicle is disclosed. The light module includes a light source and a reflecting unit. The light module also includes an optical waveguide, wherein the waveguide is formed by a plate-shaped body having an L-shaped cross section, the light-reflecting unit comprises a reflector arranged in front of a shorter input part of the waveguide, and wherein at a place where a shorter inlet part of the waveguide passes into a longer outlet part of the waveguide, an angled surface is provided for total reflection of light passing through the shorter inlet part of the waveguide to the longer outlet part of the waveguide, wherewith a bottom area and an adjacent face of the outlet part of the waveguide are provided with a white coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.