Compact concentric array reflector for LED light fixture
US8858036B2 · kind B2 · utility
4Cited by
14References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2013 |
| Grant date | Oct 14, 2014 |
| Priority date | — |
| Expiry date | Mar 8, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/72
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An illustrative light fixture providing a desired spot light pattern diameter at a given distance includes a planar light emitter providing a light source and forming a first plane, and concentric conical frustum reflectors, the first reflector having a proximate end coplanar with the first plane and the second reflector having a proximate end distal of the first plane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.