Mixed light apparatus
US7857489B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jul 25, 2008 |
| Grant date | Dec 28, 2010 |
| Priority date | — |
| Expiry date | Feb 3, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21K9/60
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A mixed light apparatus for mixing light emitted from a first light source and a second light source includes a body, a first light reflecting element and a second light reflecting element. The body has a light emitting surface. A first reflecting element extends from the light emitting surface. The first light reflecting element has a first emanating point and a first focal point. The first light source is disposed at the first focal point. A second reflecting element extends from the light emitting surface. The second light reflecting element has a second emanating point and a second focal point. The second light source is disposed at the second focal point. The first emanating point and the second emanating point overlaps and are disposed on the light emitting surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.