A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
15/76
A47L 11/293 (2006.01) A47L 11/162 (2006.01)
Patent
CA 1141908
FLOOR MACHINE WITH GIMBALLED BRUSH DRIVE ABSTRACT OF THE DISCLOSURE The specification discloses a floor treating machine in which a vertical axis rotating brush is coupled to the motor through a motor gimbal having convex bottom. and side walls which are seated in a cavity within a receiving brush gimbal, the bottom and side walls of the cavity having radii greater than the radii of the motor gimbal bottom and side wall so that the brush is free to shift its axis of rotation vis-a-vis the axis of rotation of the motor gimbal to thereby accommodate deviations in the surface being cleaned. -1-
352272
Block Thomas S.
Borden Ladner Gervais Llp
Clarke-Gravely Corporation
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