Speaker module
US11395054B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 27, 2018 |
| Grant date | Jul 19, 2022 |
| Priority date | — |
| Expiry date | Dec 27, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R1/025
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure provides a speaker module comprising a module middle housing and a module upper housing disposed on the module middle housing, the module upper housing is provided thereon with an injection-molded steel sheet and the module middle housing is provided thereon with an in-built static-electricity-removing structure; the static-electricity-removing structure comprises a conductive plastic member and a metal insert connected with the conductive plastic member, the metal insert being injection molded in the module middle housing; the conductive plastic member is fixed on the module middle housing by means of secondary injection molding, and is configured for conduction with an external device; and the metal insert is connected with the injection-molded steel sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.