Light-conductive board and a rear light module using the light-conductive board
US7182499B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 12, 2004 |
| Grant date | Feb 27, 2007 |
| Priority date | — |
| Expiry date | Apr 21, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0031
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light-conductive board and a rear light module using the light-conductive board is disclosed. The light-conductive plate having a light-emitting face, a light-reflecting face, and at least a light-entering face and the light-reflecting plate adhered onto the external of the light-reflecting face of the light-conductive board, an optical film including a divergent lens and a convergent lens mounted onto the external of light-emitting face of the light-conductive board, a lamp reflector which encloses a lamp source, and the light-entering face of the light-conductive board corresponding to the circumferential edge of the light-entering recessed region of the lamp source adjacent to the light-emitting face or one of the face of the reflection face at least forms into a protruded section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.