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Exhaust device for vehicle engine

  • US 20060042871A1
  • Filed: 08/30/2005
  • Published: 03/02/2006
  • Est. Priority Date: 08/31/2004
  • Status: Active Grant
First Claim
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3-1. The exhaust device according to claim 1, wherein at least a part of said exhaust pipe has a double pipe structure including an inner pipe and an outer pipe surrounding said inner pipe, an annular resonance chamber being defined between said inner pipe and said outer pipe, said inner pipe being formed with a resonator hole communicating with said annular resonance chamber.

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