Head-down type optical device for delivering information to the driver of a motor vehicle
US5291338A · kind A · utility
22Cited by
8References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 1992 |
| Grant date | Mar 1, 1994 |
| Priority date | — |
| Expiry date | Feb 11, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0187
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The invention relates to an optical device providing information to the driver of a motor vehicle, which includes a concave mirror (100), located below the lowered line of vision within the field of vision of the exterior, its concavity being directed towards the driver, and an imager (200) designed to direct a light signal to the mirror (100), characterized by the fact that the concave mirror (100) is defined by an O-dome.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.