Dual-direction light pipe for automotive lighting
US8333493B2 · kind B2 · utility
7Cited by
5References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2009 |
| Grant date | Dec 18, 2012 |
| Priority date | — |
| Expiry date | Jul 5, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0073
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A dual direction light pipe includes a first section having a first set of prisms oriented to reflect a portion of the light within the first section of the light pipe in a first direction and a second section having a second set of prisms oriented to reflect a portion of the light within the second section of the light pipe in a second direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.