Patent ID: 6896742

Claim:
A device for use in a ground surface cleaning operation, said device comprising: a transportable deck having at least a first chamber and a second chamber, each first and second chamber being in open communication with the surface, said first chamber having a nozzle for directing a pressurized cleaning solution toward the ground surface, said nozzle being attached to a rotatable member, and said second chamber having a vacuum outlet for removing cleaning solution and debris from the surface, wherein each first and second chamber is defined at least in part by downwardly depending flexible skirting, wherein said first and second chambers are separated at least in part by a chamber dividing portion of said flexible skirting, wherein said first chamber has a forward portion in a direction of travel, wherein said second chamber is formed at a rearward portion of the first chamber, and wherein said second chamber draws an airflow from the first chamber to minimize spray out of the deck from the forward portion, said airflow being directed under the chamber dividing portion of the flexible skirting to facilitate removal of solution from contours of the ground surface.