Patent ID: 6959467

Claim:
An apparatus, comprising: a housing having a top, a bottom, a center, sidewall, a first, a second and a third opening, said first opening located within the center of said housing, said second, third openings located adjacent said sidewalls of said housing, said first, second and third opening in said bottom of said housing; a rotatable spindle positioned within the housing, the rotatable spindle having a longitudinal axis, a first end, a second end and a central portion, the first end being laterally spaced from the first opening of the housing, the second end being laterally spaced from the second opening of the housing, said first and second ends corresponding with said second and third openings of said housing; an airflow enhancing device comprising at least one blade and located at said first end of said rotatable spindle and having a central portion which is positioned substantially perpendicular to the longitudinal axis of the rotatable spindle wherein debris enters through at least said second opening of said housing, directly impinges said airflow enhancing device and travels along the longitudinal axis towards the central portion of the rotatable spindle.