Assembling method for micro-loudspeaker assembly
US9521498B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 20, 2012 |
| Grant date | Dec 13, 2016 |
| Priority date | — |
| Expiry date | Mar 22, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/4902
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Provided is an assembling method for a micro-loudspeaker assembly. The method comprises the steps of: (a) preparing a chuck ring material plate and a vibrating diaphragm material plate, and stamping a number of chuck ring inner holes in the chuck ring material plate; (b) coating an adhesive on the upper surface of the chuck ring material plate stamped with the chuck ring inner holes; (c) bonding the vibrating diaphragm material plate to the upper surface of the chuck ring material plate coated with an adhesive; (d) downwards stamping the part of the vibrating diaphragm material plate corresponding to the chuck ring inner holes into the central part of a vibrating diaphragm; and (e) stamping to form the outer edge of the assembly around the chuck ring inner holes, and removing the assembly from the material plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.