Electric lighting devices
US10788178B2 · kind B2 · utility
3Cited by
22References
25Claims
0Family size
Inventors
Key dates
| Filing date | Aug 14, 2017 |
| Grant date | Sep 29, 2020 |
| Priority date | — |
| Expiry date | Aug 14, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/81
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Various embodiments of electric lighting devices and, in particular, electric candles are described. The devices can include a flame element onto which light can be projected from a light source. Preferably, the light is projected within a focal area on the flame element. The housing of the devices can include projections that help maintain a vertical position of a circuit board within the housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.