Light signaling device
US7288750B2 · kind B2 · utility
4Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2006 |
| Grant date | Oct 30, 2007 |
| Priority date | — |
| Expiry date | Jan 6, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B47/28
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Light signalling device, in particular intended to be mounted on board an aircraft, includes a plurality of light elements mounted on a support and surrounded by a translucent cover, said device including a means of reflecting the light emitted by the light elements disposed near to the light elements, at least one photometric sensor positioned between the support and the reflection means, and a means of comparing a light intensity detected by the photometric sensor with a reference light intensity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.