Headlight for a motor vehicle
US7097333B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 7, 2004 |
| Grant date | Aug 29, 2006 |
| Priority date | — |
| Expiry date | Dec 7, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S17/86
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The invention concerns a headlight (1) for a motor vehicle. This includes a light source (2) for visible light and a source (3) for infrared radiation and a lens (6) through which the visible light and the infrared radiation can be emitted out of the headlight (1). In accordance with the invention there is additionally provided a bi-metallic element (4) in the area between the source (3) for the infrared radiation and the lens (6) in such a manner that during operation of the light source (2) the path of the infrared radiation from the source (3) to the lens (6) is open, and in the non-operating condition of the light source (2) the path is interrupted.The invention provides a headlight (1) for motor vehicles which is very safe for eyes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.