Apparatus for wireless power transfer, apparatus for wireless power reception and coil structure
US10366828B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2015 |
| Grant date | Jul 30, 2019 |
| Priority date | — |
| Expiry date | Oct 15, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J50/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a transmitting device for wireless power transmission, which includes: a bowl-shaped transmitting device body; and a transmitting coil unit for wirelessly transmitting power to a receiving device based on power supplied from a power source. The transmitting coil unit may include a multi-loop coil unit wound in the bottom surface of the transmitting device body, and a helical coil unit wound around the side wall of the transmitting device body, the helical coil unit being wound to increase the radius of a coil loop in a direction to the upper part of the transmitting device body, and being extended from the end of the multi-loop coil unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.