Light bulb apparatus
US9970599B2 · kind B2 · utility
4Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2017 |
| Grant date | May 15, 2018 |
| Priority date | — |
| Expiry date | Nov 7, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R33/22
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light bulb apparatus has a plurality of LED modules, a substrate, a driver circuit board, a plastic piece, a radiator and a lamp cap. The substrate has aluminum material for mounting the plurality of LED modules, a first connection end and a second connection end. The first connection end and the second connection end is electrically connected to the plurality of LED modules. The plastic piece with a guiding groove is used for inserting the driver circuit board. The radiator has a top plate and a side wall. The substrate is fixed on the top plate, and the side wall are connected to the plastic piece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.