Light emitting structure
US11454755B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 23, 2021 |
| Grant date | Sep 27, 2022 |
| Priority date | — |
| Expiry date | Sep 23, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21V2200/20
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light emitting structure includes a light guide ring and a plurality of light emitting elements. The light guide ring has a plurality of light guide portions connected in sequence, and each of the light guide portions includes a light source receiving end and a connecting portion opposite to each other, in which one of the light guide portions is connected to another of the light guide portions, and an inner side or an outer side of the one of the light guide portions is connected to the connecting portion of the other of the light guide portions. The light emitting elements are laterally adjacent to the light source receiving ends of the light guide portions, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.