Light emitting structure for backlighted sign
US8267564B2 · kind B2 · utility
3Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 2010 |
| Grant date | Sep 18, 2012 |
| Priority date | — |
| Expiry date | Mar 18, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F13/22
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
There is provided a light emitting assembly for a backlighted sign. The assembly may include first and second light emitting units configured to emit light in corresponding first and second directions into edges of first and second adjacent light guide plates. The assembly may also include a third light emitting unit configured to emit light in a direction substantially transverse to the first and second directions into a backlightable sign panel. Light emitting units are slidably insertable and slidably removable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.