Lighting module and linear light-guiding unit thereof
US12092318B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 22, 2023 |
| Grant date | Sep 17, 2024 |
| Priority date | — |
| Expiry date | May 22, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The disclosure discloses a light emitting module, including: a linear light-guiding unit, including a light incident surface located on a side end thereof and a protrusive reflection structure disposed on a bottom side thereof; and a light emitting unit, disposed on the light incident surface. The light emitting unit is configured to emit a light to enter the linear light-guiding unit through the light incident surface, and the light is reflected by the protrusive reflection structure. On a side view, a first included angle is defined between the protrusive reflection structure and the bottom side, and the first included angle is greater than or equal to 15.0 degrees and equal to or less than 35.0 degrees.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.