Patent ID: 6364921
Filing Date: 2002-04-02
Classification: B01D

Abstract:
An air filter assembly comprising(a) a housing including an air inlet, an air outlet, a spacer wall separating the housing into a filtering chamber and a clean air chamber; (i) the housing comprising an upper panel, a base panel, a front panel, a back panel, and first and second opposite side walls forming the filtering chamber, at least one of the first and second side walls being a non-straight wall comprising: a first wall portion and a second wall portion with a first angle therebetween; (ii) the air inlet providing a dirty air volume to the air filter assembly, the dirty air volume having an air flow direction; and (b) a filter construction positioned in air flow communication with an air flow aperture in the spacer wall; the filter construction including an extension of filter media defining a filter construction inner clean air chamber; the filter construction extending into the filtering chamber.