Reinforcing part for diaphragm of speaker, the diaphragm and the speaker
US11632629B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2018 |
| Grant date | Apr 18, 2023 |
| Priority date | — |
| Expiry date | Dec 20, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2307/029
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure provides a reinforcing part for a speaker diaphragm, a diaphragm and a speaker. The reinforcing part is an overlapped three-layer structure and comprises a support layer as well as a first heat dissipation layer and a second heat dissipation layer that are fixed and bonded on surfaces of two sides of the support layer respectively, the support layer comprises through holes penetrating surfaces of two sides thereof, and the reinforcing part further comprises fillers located within the through holes and configured for heat conduction, the fillers having thermal conductivity higher than that of the support layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.