Thermoacoustic device
US8073164B2 · kind B2 · utility
15Cited by
14References
23Claims
0Family size
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Key dates
| Filing date | Jun 25, 2009 |
| Grant date | Dec 6, 2011 |
| Priority date | — |
| Expiry date | Jun 25, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/932
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A sound wave generator includes a carbon nanotube structure. The carbon nanotube structure includes one or more drawn carbon nanotube films. The one or more drawn carbon nanotube films produce sound by means of the thermoacoustic effect.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.