Scrubbing device

Claim 1

APPARATUS FOR MAINTAINING FLOOR SURFACES AND THE LIKE COMPORISING A FLOOR MAINTENANCE MACHINE HAVING AN OPERATOR HANDLE GUIDE WHEEL-SUPPORTED FRAME, A DRIVE MOTOR ON THE AFOREMENTIONED FRAME, A BRUSH DRIVENLY CONNECTED TO SAID MOTOR ON THE MACHINE FRAME MOUNTED FOR ROTATION AND MOUNTED SO THAT THE BRUSH CONTACTS THE SURFACE ON WHICH THE MACHINE TRAVELS, AN ATTACHMENT INCLUDING A TRAILER FRAME HAVING WHEEL SUPPORT MEANS, SAID TRAILER FRAME BEING DETACHABLY SECURABLE TO THE MAINTENANCE MACHINE FRAME FOR TOWING BEHIND SAID MAINTENANCE MACHINE, A SCRUBBING SOLUTION DISPENSING TANK ON SAID TRAILER FRAME, A VALVE-CONTROLLED DELIVERY TUBE FOR CONVEYING SCRUBBING SOLUTION CONNECTED TO THE SCRUBBING SOLUTIN TANK AND EXTENDABLE FORWARD TO THE FRNT OF SAID MAINTENANCE MACHINE, A LIQUID DISTRIBUTING HEADER DETACHABLY SECURED TO THE FRONT OF THE MAINTENACE MACHINE FRAME CONNECTED TO SAID DELIVERY TUBE FOR RECEIVING AND DISTRUBITING SCRUBBING SOLUTION, A CLOSED COLLECTON TANK ON THE TRAILER FRAME FOR HOLDING RECOVERED DIRTY SCRUBBING SOLUTION, MEANS CONNECTED TO THE COLLECTION TANK FOR INDUCING A PARTIAL VACUUM THEREIN, A SQUEGGE MOUNTED ON THE REAR END OF THE TRAILER FOR ENGAGING THE SURFACE OVER WHICH THE TRAILER MOVES, AND A SUCTION TUBEEXTENDING FROM THE COLLECTION TANK TO ADJACENT THE SURFACE ON WHICH THE TRAILER MOVES AND MOUNTED FORWARD IN RESPECT TO THE SQUEEGEE FOR RECEIVING AN INFLOW OF AIR AND ENTRAINED USED SCRUBBING LIQUID COLLECTED BY THE SQUEEGEE WHEN A VACUUM IS INDUCED IN THE COLLECTION TANK, AND A DETACHABLE SCRUBE BRUSH ASSEMBLY HAIVNGA FRAME, A DRIVE MOTOR IN THE LAST MENTIONED FRAME, A SCRUBE BRUSH DRIVENLY CONNECTED TO SAID DRIVE MOTOR, SAID MACHINE FRAME AT A FRONT CORNER PORTION THEREOF AND SAID ASSEMBLY FRAME HAVING COOPERATING MEANS FOR REMOVABLY MOUNTING SAID ASSEMBLY ON THE MACHINE, SAID ASSMEBLY BEING OPERABLE IN BOTH A MACHINE MOUNTED CONDITION ANID A REMOVED CONDITION FOR SCRUBBING A FLOOR SURFACE.