Side light LED troffer tube
US9657907B2 · kind B2 · utility
0Cited by
13References
28Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 13, 2011 |
| Grant date | May 23, 2017 |
| Priority date | — |
| Expiry date | May 11, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Side light LED troffer tube. In an aspect, a side light LED tube is provided that includes a tube having at least one light receiving portion configured to receive light and gradient optics formed on the tube. The gradient optics providing a transparency gradient configured to distribute the light to achieve a selected emitted light intensity variation across a selected surface of the tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.