Patent ID: 7784139

Claim:
A robotic surface treating device, comprising: a housing including an aperture sized and dimensioned to receive a cleaning cartridge; a sweeper brush coupled to the housing; and a cleaning cartridge comprising: a supply reel coupled to a first axle; a take-up reel coupled to another axle; and a roll of sheet cleaning material mounted on the reels; and a dust bin positioned between the sweeper brush and the roll of sheet cleaning material, the dust bin having a lid mounted thereon suitable to automatically pivot from a closed position to an open position as the lid moves into the cleaning device, and suitable to automatically pivot from an open position to a closed position as the lid moves out of the cleaning device; wherein the housing is configured to force open the lid as the dust bin moves into the cleaning device; wherein there are means for moving said cleaning material relative to the surface to be treated; and whereby the device is suitable to cause particulate matter on the surface to be removed from the surface and sent to the dust bin before the sheet cleaning material passes over where that particulate matter was previously on the surface.