Diffuser for luminaire
US10030830B2 · kind B2 · utility
0Cited by
7References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 2015 |
| Grant date | Jul 24, 2018 |
| Priority date | — |
| Expiry date | Dec 2, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A luminaire having a diffuser structure configured to adjust a shadow cast from one or more LED light sources such that the shadow cast has a gradated transition between an area of illumination and an area of shadow. Accordingly, diffuser teeth may be configured to cast a plurality of shadows from a plurality of LED light sources such that a complex overlap pattern of shadows from the plurality of LED light sources forms a shadow gradient between an area of illumination and an area in shade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.