Apparatus for and method of cleaning a photo-sensitive body with cleaning blade brought gradually into contact with body

摘要

An apparatus for cleaning a photo-sensitive material coated drum comprising a cleaning blade contactible with respect to the surface of the photo-sensitive material coated drum, and a drive mechanism for moving the cleaning blade to be contacted with the surface of the photo-sensitive drum before the start of the operation of the photo-sensitive drum and to subsequently cause the contact pressure applied to the surface of the photo-sensitive drum by the cleaning blade in contact therewith to be gradually increased in an initial stage of the operation of the photo-sensitive drum.