Image forming apparatus having reduced image errors from driving unit and method of manufacturing same

摘要

An image forming apparatus has a plurality of image bearing bodies in a predetermined sequence, an intermediate transfer medium for running in contact with each of the plurality of image bearing bodies, and a plurality of supporting rollers for driving the intermediate transfer medium. A distance between points of contact of at least two image bearing bodies on the intermediate transfer medium is a positive integer multiple of the length of circumference of one of the supporting rollers.