Acoustically absorbent cell for acoustic panel
US9818393B2 · kind B2 · utility
4Cited by
17References
18Claims
0Family size
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Key dates
| Filing date | Aug 29, 2014 |
| Grant date | Nov 14, 2017 |
| Priority date | — |
| Expiry date | Aug 29, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10K11/172
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An acoustically absorbent cell for an acoustic panel, comprising a layer with a porous matrix incorporating a plurality of acoustic resonators between a first face and a second face of the porous matrix is described. The resonators are ordered so as to form at least two substantially parallel rows each comprising at least two resonators and extending along the first and second faces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.