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Air intake noise reducing device, internal combustion engine fitted with the same and structure for fitting the same to the internal combustion engine

  • US 7,730,997 B2
  • Filed: 03/13/2007
  • Issued: 06/08/2010
  • Est. Priority Date: 03/16/2006
  • Status: Active Grant
First Claim
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1. An air intake noise reducing device comprising:

  • a seal member comprising a ring member held by connecting surfaces of an air intake passage and protrusion holding portions extending from said ring member toward a center of said air intake passage; and

    an air intake noise reducing member comprising a net for rectifying intake air and connecting protrusions extending outward from said net, wherein;

    said connecting protrusions are held in said protruding holding portions such that said air intake noise reducing member is firmly secured to said seal member.

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