Patent attributes
A vacuum cleaner is described, and in particular a battery-powered vacuum cleaner including a rotatable brush. The vacuum cleaner has a suction head adapted to be moved across a surface to be cleaned, the suction head having a leading end and a trailing end, the suction head having: a rotatable brush, the rotatable brush being located in a brush chamber at the leading end of the suction head, the brush chamber having an opening through which a part of the rotatable brush projects, the opening and the rotatable brush spanning substantially the full width of the suction head; suction means adapted to create a flow of air into the suction head during use; a dirt-collection chamber; a filter located downstream of the dirt-collection chamber; a primary air flow duct connecting the brush chamber to the dirt-collection chamber and through which air can flow into the dirt collection chamber during use, a secondary air flow duct connected to the dirt-collection chamber and through which air can flow into the dirt collection chamber during use, the secondary air flow duct comprising a length of hose terminating in an inlet nozzle.
