Patent ID: 6488744
Filing Date: 2002-12-03
Classification: A47L,Y10S

Abstract:
A vacuum cleaner comprising a low velocity chamber with a high velocity air inlet positioned near the base of said chamber, a motor, a blade driven by said motor to create a vacuum in said chamber to draw air upwardly in said chamber, an outlet for exhausting air from said chamber, said air flowing in a selected path from said air inlet, through said chamber and out said air exhaust outlet, the improvement comprising a filter at least partially supported on a support member positioned between said air inlet and said motor, said filter including a plurality of rib sections and trough portions between two adjacently positioned rib sections, said support member includes a plurality of fin sections and at least one opening positioned between two adjacent fin sections, said filter includes a flexible material that deforms to form at least one of said rib sections and at least one of said trough portions as air passes through said filter.