Light bulb apparatus with graphite cap
US10309586B1 · kind B1 · utility
0Cited by
1References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2018 |
| Grant date | Jun 4, 2019 |
| Priority date | — |
| Expiry date | Mar 14, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light bulb apparatus has a LED plate, a cap, a driver circuit and a graphite cup. The graphite cup has a platform part, a container part and a cap part. The platform part is attached to the LED plate. The container part is used for storing the driver circuit and the cap part is used for connecting to the cap so as to install the light bulb apparatus in a standard Edison socket. The graphite cup is molded with a mixed material. The mixed material includes graphite material and is non-conductive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.