Patent ID: 7367777

Claim:
A filter assembly, comprising: a fan blade mount having a blade mount slot formed therein that is dimensioned to slidably engage a fan blade; a filter mount coupled to the fan blade mount and having at least a portion thereof that is disposed substantially perpendicular thereto, the filter mount including an inner arm and an outer arm spaced apart from the inner arm to form a filter insertion slot therebetween, the inner and outer arms each including an inner and outer surface; a first engagement arm coupled to the inner arm outer surface, the first engagement arm extending perpendicularly from the inner arm outer surface; a second engagement arm coupled to the outer arm inner surface, the second engagement arm extending perpendicularly from the outer arm inner surface; and an air filter disposed within the filter insertion slot and coupled to the filter mount, the air filter extending a distance from the filter mount in a direction perpendicular to at least a portion of the fan blade mount slot, wherein the first and second engagement arms engage one another, to thereby hold the air filter in the filter insertion slot.