Patent ID: 7478993

Claim:
A cooling system for a vehicle, comprising: a) a shroud; b) a fan in operative relationship with said shroud and having a plurality of fan blades that produce exhaust which enters a plurality of stator vanes axially downstream of said fan, said fan and said plurality of stator vanes being located upstream of an engine in the vehicle; and c) means, located entirely between said fan and said plurality of stator vanes, which increases fan efficiency by directing more airflow downstream of said fan and said plurality of stator vanes and toward or about said engine, wherein said means comprises at least one Coanda ring axially downstream of said fan and upstream of said plurality of stator vanes and wherein said plurality of stator vanes are axially downstream of said fan; said fan, said shroud and said at least one Coanda ring cooperating to define a passageway wherein said at least one Coanda ring and said fan cooperate to define an inlet to said passageway and said fan and said shroud cooperate to define an outlet to said passageway.