Optics for chip-on-board lighting having a protrusion
US10648644B2 · kind B2 · utility
0Cited by
11References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 13, 2017 |
| Grant date | May 12, 2020 |
| Priority date | — |
| Expiry date | Nov 13, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/856
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A cover for a light source for use in a lamp or luminaire. An outer surface of the cover, opposite the light source, comprises a rounded shape and includes a protrusion extending from the cover. The protrusion extends substantially in a light emission direction and is shaped the protrusion to direct light emitted from the light source in a desired direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.