About 2 results
https://drivepatents.com/patents/1000194 · 18 Jul 2012
A robot cleaner includes a main body, drive motors provided on the main body, each of the drive motors including a drive rotary shaft, drive wheels rotated by rotary force transmitted from the drive motors, gear units connecting the drive motors and the dr...
https://drivepatents.com/patents/1008928 · 5 Oct 2011
A robot cleaner includes wheels mounted at a lower side of a main body of the robot cleaner to allow for traveling of the main body, and wire winding prevention members mounted at the lower side of the main body, each wire winding prevention member having ...