A sound dampening flow channel device

A sound dampening flow channel device

  • CN 101,164,101 A
  • Filed: 03/15/2006
  • Published: 04/16/2008
  • Est. Priority Date: 03/18/2005
  • Status: Active Application
First Claim
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1. the dampening flow channel device of a sound insulation, this device limits at least one flow channel (2) that comprises inlet (3) and outlet (4), this flow channel (2) is at least in part by at least one acoustic energy dissipative walls (5,6) define, it is characterized in that, the outlet (4) of described flow channel (2) can not see that vice versa from described inlet (3).

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