Patent ID: 6834412
Filing Date: 2004-12-28
Classification: B01D,B08B,F24F

Abstract:
A mobile air duct vacuum for removable attachment to an air duct system for cleaning said air duct system including:an upper section and a lower section each of circular cross-section, said upper section removably attached to said lower section, said upper section and lower section having a common passageway therebetween for drawn air to travel through; a cover including one or more hose adapters removably attached to a top of said upper section; said upper section housing one or more air filters for filtering said drawn air of particulate matter; said lower section housing means for drawing air from an air duct system through one or more hoses, said one or more hoses attached at a first end to said one or more hose adapters and at a second end to the air duct system, said air being drawn and directed through said upper section filters and said passageway into the lower section of said mobile air duct vacuum, said lower section having a plurality of slots therein to allow the filtered air to be expelled to the atmosphere; said lower section further housing an air directional unit placed above said means for drawing air into said air duct vacuum; and means for transporting said air duct vacuum including a handle affixed to said upper section and two or more wheels affixed to said lower section.