Lighting unit and luminaire for road and/or street lighting
US9062843B2 · kind B2 · utility
3Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 17, 2010 |
| Grant date | Jun 23, 2015 |
| Priority date | — |
| Expiry date | Oct 19, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/72
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting unit for use in a luminaire, in particular a luminaire for road and/or street lighting, comprising a plurality of light sources and a reflector unit arranged in front of the light sources to control the distribution of the light emitted by said light sources, wherein he reflector unit comprises a plurality of reflector elements arranged parallel to each other, with at least some of the reflector elements comprising a first portion adapted for total reflection and a second portion adapted for partial reflection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.