Patent ID: 8182217

Claim:
A fan shroud assembly comprising: a fixed fan shroud; a removable fan shroud attached to the fixed fan shroud; an upper retention system securing opposite ends of the removable fan shroud to the fixed fan shroud; and a lower retention system securing a center section between the opposite ends of the removable fan shroud to the fixed fan shroud, wherein: the upper retention system includes a first retention finger circumferentially extending upwardly from a first circumferential end of the removable fan shroud and a second retention finger circumferentially extending upwardly from a second circumferential end of the removable fan shroud, the upper retention system further comprising a first and a second rectangular housing attached to the fixed fan shroud on three sides, each of said first and second rectangular housings having a downward orientated aperture, the first retention finger being slidingly received in the first housing aperture in a vertically upward motion, and the second retention finger being slidingly received in the second housing in a vertically upward motion, the lower retention system includes at least one first retention wall extending from an inside surface of the removable fan shroud and at least one second retention wall extending from an outside surface of the removable fan shroud, said at least one first retention wall and said at least one second retention wall being staggered and extending over an inner circumferential edge around said removable fan shroud, wherein a circumferential gap is positioned between any at least one first retention wall and any adjacent said second retention wall, wherein no radial overlap of said at least one first retention wall and said at least one second retention wall exists, and the fixed fan shroud being positioned between the at least one first and the at least one second retention walls.