Patent ID: 7827816

Claim:
A transport refrigeration unit of the type adapted to be mounted on the front wall of a trailer for conditioning the environment interior of the trailer, the unit having a structural framework which includes structural members to be attached to the trailer for supporting the unit from the trailer and a front cover for enclosing the refrigeration unit, the front cover comprising: a grille having a plurality of air flow openings formed therein for conducting the flow of air therethrough, said grille assembly having a periphery and a plurality of latch members extending rearward from said periphery; and a support structure attached to and supported by the frame, said support structure having a center opening defined by a plurality of peripheral sides and adapted to receive said grille in overlaying relationship and a plurality of openings in the peripheral sides for receiving said latch members in latching relationship, wherein each of said latch members comprises a leg extending rearward from said grille, said leg having a proximal end integral with said grille and a distal end extending through a respective one of said plurality of openings in the peripheral sides of said support structure, said leg having a foot at its distal end, said foot extending outwardly so as to engage said support structure in latching relationship.