Patent ID: 9025994
Filing Date: 2015-05-05
Classification: G03G

Abstract:
1. An image forming apparatus comprising: an image bearing member to bear a latent image on a surface thereof; a developing device to supply toner to the image bearing member to develop the latent image into a toner image; an intermediate transfer member disposed opposite the image bearing member to form a primary transfer nip therebetween to transfer primarily the toner image borne on the image bearing member onto the intermediate transfer member; a secondary transfer member disposed opposite the intermediate transfer member to form a secondary transfer nip therebetween to transfer secondarily the toner image borne on the intermediate transfer member onto a recording medium; a cleaning device to clean the secondary transfer member for a predetermined time period T1 during a startup operation after printing is completed normally before subsequent printing; and a main body to house the image bearing member, the developing device, the intermediate transfer member, the secondary transfer member, and the cleaning device, wherein at least one of the image bearing member and the developing device constitutes a process cartridge detachably attachable relative to the main body, and in a case in which the process cartridge is detached from and installed in the main body, the cleaning device cleans the secondary transfer member for a time period T2 extended from the predetermined time period T1 after installation of the process cartridge is completed.