Intake air plenum for internal combustion engine

  • US 6,990,941 B1
  • Filed: 08/26/2004
  • Issued: 01/31/2006
  • Est. Priority Date: 01/27/2004
  • Status: Expired due to Fees
First Claim
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1. An intake air plenum for an automobile'"'"'s internal combustion engine having a throttle body and a lower manifold comprising:

  • a plenum body defining a fluid flow chamber extending from an air inlet flange to an air outlet flange,wherein said plenum is installable between the engine'"'"'s throttle body and lower manifold, andwherein said air inlet flange has an opening and is substantially perpendicular to said air outlet flange,and wherein said chamber has a curvilinear interior surface to allow for substantially smooth air flow from the air inlet flange to the air outlet flange,and wherein said chamber has a ceiling that is raised above the opening of the air inlet flange and a contoured floor.

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