US Patent 6986619 Method of cleaning a surface

A method for cleaning a surface using a tool with both a cleaning head and a cleaning fluid reservoir housing coupled to an elongated handle, the method comprising the following steps: attaching a cleaning pad to the cleaning head; inserting a replaceable cleaning fluid reservoir into the housing; fluidically coupling the cleaning fluid reservoir to the cleaning head; dispensing controlled amounts of cleaning fluid from the reservoir onto a surface; and distributing the cleaning fluid evenly over the surface with the cleaning pad.