Headlamp assembly for removing water based contamination
US8459848B2 · kind B2 · utility
19Cited by
21References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 9, 2011 |
| Grant date | Jun 11, 2013 |
| Priority date | — |
| Expiry date | Sep 13, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21S45/60
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A headlamp assembly having a mechanism for reducing water based contamination is disclosed. The mechanism includes a lens assembly having an outer lens and an inner lens. A heating element may be disposed between the inner and outer lenses. Alternatively, inner and outer lenses may be spaced apart having a passage formed therebetween thorough which fluid may travel. Heat from light emitting diodes and a circuit board may be directed toward the outer lens through passages formed in the headlamp assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.