Holey plate for sound absorption and insulation
US10204612B2 · kind B2 · utility
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7References
7Claims
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Key dates
| Filing date | Dec 9, 2016 |
| Grant date | Feb 12, 2019 |
| Priority date | — |
| Expiry date | Feb 1, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10K11/172
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A holey plate for sound absorption and insulation may include an array of through holes including a plurality of through holes having at least two different diameters, and the array of through holes being arrayed on the holey plate to form a predetermined pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.