Patent ID: 6019808
Filing Date: 2000-02-01
Classification: B01D,F24F

Abstract:
A fan unit adapted for use with an air cleaner, comprising:a housing having an upper wall and side walls;a fan;a supporting plate in a form of a substantially horizontal platform extending substantially between at least two side walls of said housing for supporting said fan, said supporting plate having at least six sides along a periphery thereof, wherein an air flow from said fan is introduced into a fan area defined between said supporting plate and said upper wall;at least one air flow directional member extending between said supporting plate and said upper pall providing reinforcement to at least one of said supporting plate and said upper wall, and further directing an air flow output from the fan area; andat least one second air flow directional member provided at a horizontal periphery of said housing, said second air flow directional member having a substantially horizontal plate and substantially vertical plate for directing air flow at the horizontal periphery of said housing;wherein said first air flow direction member and said second air flow direction member are adapted to substantially equalize a velocity of an air flow distributed across an air flow output area of said fan unit.