Patent attributes
A floor treating machine includes a frame provided with a housing which is supported with respect to the frame in such a manner that it can rotate about a substantially vertical housing axis, at least three heads positioned at intervals around the axis and rotatably mounted to the housing, the axis of each head being about parallel to the housing axis, and each head having a bottom surface provided with treating elements and/or coupling elements for treating members to be coupled to, and a motor on the frame which is in driving interaction with the housing and the heads via respective transmissions. At least two of the heads are drivable by separate respective head transmissions each comprising a head pulley connected to the respective head, a drive pulley interacting with the motor as well as a belt between each pair of a head pulley and a drive pulley.