Patent ID: 7319841

Claim:
An apparatus for cleaning a residual image from a moving toner transfer surface, wherein the apparatus comprises: a housing; a brush rotated within the housing in contact with the toner transfer surface; a scraper blade movably mounted to extend adjacent the moving toner transfer surface; an actuator moving the scraper blade between a first position, in which the scraper blade is held out of contact with the moving toner transfer surface, and a second position, in which the scraper blade is moved into contact with the moving toner transfer surface; and control means causing the actuator to move the scraper blade from the first position to the second position periodically and to then hold the scraper blade in the second position for a predetermined time, wherein the scraper blade is attached to the housing, the housing is movably mounted, and the actuator moves the housing to move the scraper blade between the first and second positions.