Non-contact power supply device
US6430064B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2001 |
| Grant date | Aug 6, 2002 |
| Priority date | — |
| Expiry date | Sep 21, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/32
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A non-contact power supply device having a primary unit and a secondary unit of a coupling transformer for driving a load such as decoration lamps. The primary unit is installed inside of premises and the secondary unit is installed outside of the premises and the decoration lamps are connected to the secondary unit. The primary unit and the secondary unit are attached to an intervening body such as a window or a wall in a face-to-face fashion. The non-contact power supply device is able to control and change an output voltage of the secondary unit and lighting patters of the decoration lamps solely from the inside of the premises without need for a user to go outside.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.