Intake device for use with internal combustion engines

  • US 6,601,562 B2
  • Filed: 01/03/2001
  • Issued: 08/05/2003
  • Est. Priority Date: 12/18/1997
  • Status: Expired due to Fees
First Claim
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1. A device for use with an internal combustion engine, the device comprising:

  • a body portion; and

    at least one passage surface defining at least one passage about an axis through the body portion, wherein the passage has an inner circumference, wherein the passage surface defines a plurality of channels continuously about the inner circumference of the passage, and further wherein at least a portion of each channel is at an angle relative to the axis of the passage.

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