Patent ID: 7415747
Filing Date: 2008-08-26
Classification: B08B

Abstract:
1. A surface cleaning apparatus for cleaning a sheet material comprising a base unit and a roller cartridge removably insertable into said base unit, said roller cartridge comprising a cleaning roller and a co-operating adhesive roller wherein the respective rollers are mounted for relative movement between (i) a first non-operating position in which the cleaning roller and adhesive roller are separated; and (ii) a second operating position in which the cleaning roller abuts against the adhesive roller; and wherein at least one end of the roller cartridge is provided with a moveable plate comprising at least one cut-out portion, the at least one cut-out portion defining a cartridge cam surface adapted to receive a bearing axle of said adhesive roller; wherein a cam surface is provided on the base unit and a bearing member projects from the roller cartridge, such bearing member acting against the cam surface to produce said relative movement as the roller cartridge is inserted into and removed from the base unit.