LED lighting device
US10487989B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 20, 2018 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | Feb 20, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present disclosure discloses an LED lighting device, which includes a head portion, a heat sink, a mounting portion, a lighting circuit and an optical element. The head portion is configured for mounting the LED lighting device to an outer installation device and electrically connecting the LED lighting device with an outer power source. The lighting circuit includes a circuit board and at least one LED light source arranged on one surface of the circuit board. The lighting circuit is held between the mounting portion and the optical element, and light emitted from the at least one LED light source is output after distributed by the optical element. The heat sink is held between the head portion and the mounting portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.