Loudspeaker motor and suspension system
US10051374B2 · kind B2 · utility
0Cited by
18References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 18, 2017 |
| Grant date | Aug 14, 2018 |
| Priority date | — |
| Expiry date | Dec 18, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2400/11
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A loudspeaker is provided with a magnet assembly with an overall length aligned along a longitudinal axis and a frame with a wall encircled around the magnet assembly with a length aligned along the longitudinal axis, wherein the magnet assembly and the wall define a voice coil gap. The loudspeaker is also provided with a voice coil disposed in the voice coil gap; wherein the magnet assembly is symmetrically aligned with the wall such that a halfway point of the overall length of the magnet assembly coincides with a midpoint of the length of the wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.