Trim cap illuminated channel letter lighting system and letter construction system
US9004719B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2013 |
| Grant date | Apr 14, 2015 |
| Priority date | — |
| Expiry date | Jun 27, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F13/0404
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A channel letter lighting system comprising a channel letter housing including a light transmissive face, a rear wall and at least one trim cap adapted to receive the light transmissive face and rear wall. A plurality of light emitting units within the channel letter housing and at least one optical element proximate the plurality of light emitting units, wherein the at least one optical element is configured to direct light emitted from the plurality of light emitting units in a direction away from the face and towards the rear wall or the opposing trim cap. The channel letter lighting system arranged to provide low profile channel letters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.