A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
A47L 11/282 (2006.01) A47L 11/162 (2006.01) A47L 11/40 (2006.01)
Patent
CA 2098151
ABSTRACT A light-weight, high-speed, electrically powered manually directed floor polisher for cleaning and polishing a floor, the polisher having a frame on which is mounted wheels, a motor, an electronic motor controller means for providing the current to operate the motor, cooling means for cooling the motor and the controller means, a polishing pad, means engaged to the polishing pad and the brushless D.C. motor for rotating the polishing pad, the polishing pad fixed on the frame so that substantially the entire area of its polishing face is in contact with the surface during operation of the polisher, and a detectable free-floating handle rotatably mounted to the frame to direct transport of the polisher when in operation. The motor is mounted on the frame to operate the polisher and to place a constant percentage of the force produced by the weight of the polisher down through the polishing pad to maintain substantially the entire area of the polishing face in polishing contact with the floor being serviced during operation while the remainder of the force is transmitted down through the wheels.
Gurstein Russell S.
Misterek Steven G.
Gowling Lafleur Henderson Llp
U.s. Products Inc.
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