Acoustic transducers with bend limiting member
US9100752B2 · kind B2 · utility
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168References
26Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 14, 2014 |
| Grant date | Aug 4, 2015 |
| Priority date | — |
| Expiry date | Mar 14, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2440/05
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention generally relates to acoustic transducers. In certain aspects, the acoustic transducer includes a diaphragm and a piezoelectric actuator coupled to the diaphragm to cause movement of the diaphragm. In certain aspects, the transducer also includes a member that limits bending of the actuator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.