Patent ID: 6494027
Filing Date: 2002-12-17
Classification: A01G

Abstract:
A yard vacuum unit comprising:a deck including upper and lower housing members that form a discharge outlet; a plurality of ground engaging wheels operatively connected to said deck; a nozzle operatively connected to said deck; an engine mounted to said deck and including a drive shaft; and, an impeller assembly for use in drawing associated yard debris in through said nozzle and out through said discharge outlet, said impeller assembly being positioned between said upper and lower housing members, said impeller assembly including, A) an impeller plate that is generally planar with a generally circular cross-section, said impeller plate having an outer periphery and first and second surfaces; B) a hub fixedly connected to said impeller plate, said hub being generally cylindrical in shape with an outer surface, said hub including connecting means that operatively receives said drive shaft; and, C) a plurality of fan blades each having first and second ends and first and second sides, each first end being fixedly connected to said outer surface of said hub all along said first end, each first side being fixedly connected to said first surface of said impeller plate all along said first side, each second end extending to said outer periphery of said impeller plate.