Light engine
US7722211B2 · kind B2 · utility
52Cited by
13References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2005 |
| Grant date | May 25, 2010 |
| Priority date | — |
| Expiry date | May 20, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/80
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention describes a Light engine (1,2,3,4,5) comprising a chamber (6) with at least one aperture (7) and a number of LED elements (13) positioned inside this chamber, where effectively all inner surfaces of the chamber (6) are realized as high-reflective surfaces (20) which are essentially non-absorbing towards light within a desired wavelength region
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.