LED filament lamp
US10066824B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 17, 2016 |
| Grant date | Sep 4, 2018 |
| Priority date | — |
| Expiry date | Jun 17, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An LED filament lamp comprises a bulb shell and an LED filament component located inside the bulb shell. The LED filament lamp further comprises a driving board, a lamp holder bulb shell and an inside liner. The inside liner is a bulb shell structure made of insulating material and installed inside the lamp holder bulb shell. At least a part of the driving board is located inside the inside liner to make the driving board and the lamp holder bulb shell separate from each other. The LED filament component is electrically connected to the driving board and the lamp holder bulb shell is electrically connected to the driving board. The LED filament lamp has characteristic of simple structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.