Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
A friction variator has a roller, this is installed on the driving shaft, and a disc installed on the driven shaft, this is kinematically connected to the roller. Additionally it has the second roller, this is kinematically connected to the first roller, it is placed at the opposite side of the disk and pressed to it; at that the axes of the rollers are placed in one plane.