Inductively chargeable audio devices
US8193769B2 · kind B2 · utility
175Cited by
70References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2010 |
| Grant date | Jun 5, 2012 |
| Priority date | — |
| Expiry date | Jan 25, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J50/40
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An inductively enabled audio speaker is disclosed configured to receive power inductively from an inductive power outlet. The audio speaker device has a voice coil which, as well as being able to produce an audible output, is further configured to function as a secondary inductor to inductively couple with a primary inductor. The inductively enabled audio speaker may be used to power an electrical device such as a Bluetooth earpiece, a telephone or the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.