Versatile engine muffling system
An engine muffling system includes a Helmholtz tuning chamber to meet the changing acoustic muffling requirements associated with multiple applications. The engine muffling system in one embodiment includes at least one chamber configured as a plenum device, typically filled with an aggregate materi...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | An engine muffling system includes a Helmholtz tuning chamber to meet the changing acoustic muffling requirements associated with multiple applications. The engine muffling system in one embodiment includes at least one chamber configured as a plenum device, typically filled with an aggregate material or acoustic absorbing particulate material(s) in order to produce a tortuous path through the at least one chamber. |
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