Patent ID: 7137170

Claim:
Apparatus for cleaning a surface comprising (a) a first tank for containing a cleaning solution; said first tank having a discharge port positioned to effect dispensing of said cleaning liquid therefrom solely by gravity to said surface; (b) a first tubular member for receiving cleaning solution from said discharge port, said first tubular member including an expulsion outlet spaced from said discharge port, said first tubular member being releasably attached adjacent said expulsion outlet to connector means positioned above said discharge port and being movable to move said expulsion outlet (i) from a position permitting said solution to flow by gravity from said discharge port to and through said expulsion outlet to said surface (ii) to a position preventing the flow of said solution by gravity; (c) a second tank for receiving dirt and said cleaning solution following its being dispensed to said surface; (d) a squeegee assembly positioned for engagement with said surface; (e) a second tubular member connected to said squeegee assembly and to said second tank; and (f) a vacuum motor communicating with said second tubular member to cause dirt and cleaning solution contacted by said squeegee assembly to be directed to said second tank.