Carpet maintainer

A carpet maintainer comprising:

• a mobile support having power drive means for advancing said support over an underlying carpet surface, and having an underside, a forward end and a rearward end;
• a housing on said support;
• a cleaning solvent vessel supported by said support;
• a discharge spray bar at said support underside and associated with said vessel for discharging cleaning solvent from said vessel onto an underlying carpet surface;
• a pair of powered, counter-rotational, elongated brushes at said underside, adjacent each other, and transverse to said support;
• said spray bar being forward of said brushes for ejecting cleaning solution on a carpet followed by brush scrubbing and carpet pile tip pick-up;
• a hopper adjacent said brushes to retain heavier debris;
• a suction fan in said housing;
• an air and dirt conducting conduit extending from said hopper toward said suction fan;
• and
• means for mounting a collector bag between said hopper and said suction fan so that dirt and dust swept up by said brushes can be deposited into said hopper or drawn by said fan into said collector bag.