Moving magnet audio transducer
US8811648B2 · kind B2 · utility
33Cited by
29References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2011 |
| Grant date | Aug 19, 2014 |
| Priority date | — |
| Expiry date | Dec 14, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/15
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic device having an enclosure including an upper panel and a bottom panel operably connected to the upper panel. A transducer is operably connected to the enclosure and the transducer is configured to mechanically vibrate the enclosure. The transducer includes a magnet, an electromagnetic coil and a retention element maintaining a relationship between the magnet and the electromagnetic coil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.