Sound dampening flow channel device
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United States of America Patent
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Nov 22, 2011
Grant Date -
Feb 26, 2009
app pub date -
Mar 15, 2006
filing date -
Mar 18, 2005
priority date (Note) -
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Abstract
The invention presents a sound dampening flow channel device defining at least one flow channel having an inlet opening and an outlet opening, the flow channel being at least partly delimited by at least one acoustic energy dissipative wall. The outlet opening of the flow channel cannot be seen from the inlet opening and vice versa. Preferably, the acoustic energy dissipative wall presents, in relation to the interior of the flow channel, a smooth curvature.
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