Retraction Mechanism For A Toner Image Transfer Apparatus

摘要

A toner image transfer apparatus in a printer is provided. The toner image transfer apparatus comprises a transfer belt structure, a rotatable transfer rod and a transfer roll retraction mechanism. The transfer belt structure comprises a driven toner image transfer belt and a rotatable backup roll engaging an Inner surface of the transfer belt. The rotatable transfer roll is adapted to define a nip with the belt and backup roll. The transfer roll refraction mechanism comprises motion transfer structure coupled to the transfer roll and drive apparatus associated with the motion transfer structure.