Electrical charger for a spinning device
US11074837B2 · kind B2 · utility
1Cited by
8References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 6, 2020 |
| Grant date | Jul 27, 2021 |
| Priority date | — |
| Expiry date | Apr 6, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J50/12
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
There is provided a system that includes a base providing a wireless power source, a rotor situated over the base and configured to spin, and a device coupled to the rotor and configured to spin with the rotor, the device having a display and a wireless power receiver, where the wireless power source and the wireless power receiver are configured to power the device to show an image on the display while the rotor is spinning.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.