Slotted cylinder acoustic transducer
US7719926B2 · kind B2 · utility
4Cited by
10References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2008 |
| Grant date | May 18, 2010 |
| Priority date | — |
| Expiry date | Apr 23, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2217/01
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A slotted cylinder acoustic transducer has a crescent-shaped insert disposed between a ceramic stack assembly and s cylindrical housing shell. In some embodiments, all of the ceramic elements in the ceramic stack assembly can have the same shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.