Apparatus, method and article of manufacture for a light pipe and lamp assembly
US6883949B2 · kind B2 · utility
16Cited by
6References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 2002 |
| Grant date | Apr 26, 2005 |
| Priority date | — |
| Expiry date | Sep 17, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0006
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light pipe having one or more exterior protrusions that function as a secondary light source and an alignment component. The one or more exterior protrusions may provide a secondary light source by reflecting light from a primary light source. The one or more exterior protrusions also may function to align the light pipe with a lamp assembly or an object on which the light pipe is mounted. Further, a lamp assembly having a light pipe receiving portion, with one or more slits to allow an opening to expand upon insertion of the light pipe, and to provide a retention force upon contraction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.