Vibration module based on piezoelectric device
US9496483B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Aug 28, 2013 |
| Grant date | Nov 15, 2016 |
| Priority date | — |
| Expiry date | Sep 26, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/2041
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A vibration module based on a piezoelectric device includes: a piezoelectric device; a vibration plate connected to one side of the piezoelectric device by a medium of an adhesive and an intermediate material; the intermediate material interposed between the piezoelectric device and the vibration plate; and a molding part formed on the side of the piezoelectric device where the intermediate material is not formed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.