Patent ID: 7302733
Filing Date: 2007-12-04
Classification: A47L

Abstract:
1. A floor cleaning machine comprising: a vacuum nozzle located at a front of said machine and extending transverse of the direction of travel of said machine for suctioning materials on a floor in front of said machine; a tank coupled to said vacuum nozzle; a vacuum motor for creating a vacuum in said tank to suction loose materials through said vacuum nozzle and convey said materials to said tank; a filter for filtering particulate matter from air passing through said vacuum nozzle and into said tank; a floor scrubbing assembly including at least one scrub member located behind said nozzle and including a contact section covered with microfiber cloth and adapted to contact the surface of a floor to be cleaned; said scrub member comprising two generally flat pads, arranged in staggered relation and overlapping one another in the direction of travel of said machine, each scrub pad having a generally flat bottom surface for contacting the floor, each scrub pad further including a layer of microfiber fabric adjacent the floor and a backing member for supporting said microfiber fabric; a motor powering said scrub member to move said scrub member such that said microfiber cloth is driven against said floor in scrubbing action; and a source of liquid including a pump for providing a controlled amount of liquid for said scrub member to maintain moisture on the section of said scrub member in contact with the floor; and an exhaust nozzle located to the rear of said machine and delivering filtered air from said vacuum motor onto the floor behind said scrub member.