Noise suppressor with a bypass resonator
US6494290B1 · kind B1 · utility
14Cited by
9References
8Claims
0Family size
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Inventor
Key dates
| Filing date | Apr 3, 2000 |
| Grant date | Dec 17, 2002 |
| Priority date | — |
| Expiry date | Apr 3, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10K11/172
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A silencer is disclosed with a bypass resonator (4; 9, 12) connected by at least one tubular connection (3a, 3b; 7, 8; 13) to a sound-transmitting channel (1). The tubular connection (3a, 3b) can have various lengths (La, Lb), tubular connections (7, 8) of different thicknesses can be connected, or the volume (V1, V2, Vn) of the bypass resonator (13) can be variable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.