Diaphragm assembly and loudspeaker having same
US10200793B2 · kind B2 · utility
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10Claims
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Assignee
Inventors
Key dates
| Filing date | Dec 9, 2015 |
| Grant date | Feb 5, 2019 |
| Priority date | — |
| Expiry date | Dec 9, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2307/027
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A diaphragm assembly and a loudspeaker having the diaphragm assembly. The diaphragm assembly comprises a silica gel diaphragm, the diaphragm comprises an annular bending portion, and a diaphragm center portion and a diaphragm edge portion arranged on inner and outer sides of the bending portion respectively; an annular support member (40) is joined to the diaphragm edge portion through injection modeling; a dome (30) is joined to the diaphragm center portion; the support member (40) is a metallic member; and the diaphragm edge is at least joined to two surfaces of the support member (40) through injection modeling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.