Light pipe structure and luminaire with light pipe structure
US8297819B2 · kind B2 · utility
1Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2010 |
| Grant date | Oct 30, 2012 |
| Priority date | — |
| Expiry date | Apr 30, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2103/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is a light pipe structure configured for transmittal of light rays, the light pipe structure including a light entry end associated with a visible end via a light pipe body, the light entry end being configured for entrance of the light rays, and a depression disposed in a visible surface of the visible end, the depression being disposed substantially along a major axis of the visible surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.