Patent · US Active

Light duct tee extractor

US9353930B2 · kind B2 · utility

3Cited by
38References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 2012
Grant dateMay 31, 2016
Priority date
Expiry dateMar 29, 2032

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/2817
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The disclosure generally relates to highly efficient light duct light extractors that are capable of extracting a portion of the light propagating within a light duct with nearly 100 percent efficiency. In particular, the described light extractors are configured in a “Tee” shape with a reflective diverter element.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.