Patent ID: 9696664
Date: 2017-07-04
CPC Classifications: G03G

Claim:
1. An image forming apparatus comprising: a transfer belt; an image forming section configured to form a toner image on the transfer belt; a first cleaning section configured to perform cleaning for removing toner on the transfer belt; a second cleaning section having a cleaning performance greater than a cleaning performance of the first cleaning section, and configured to perform cleaning for removing the toner on the transfer belt at a position on an upstream side of the first cleaning section in a movement direction of the transfer belt; a determination section configured to determine a necessity of formation of a high-coverage patch having a coverage exceeding a limit of the cleaning performance of the first cleaning section on a basis of job information relating to a print job; an image formation control section configured to control the image forming section to form the high-coverage patch on the transfer belt when formation of the high-coverage patch is necessary; and a cleaning control section configured to control the second cleaning section to execute the cleaning at a time when the high-coverage patch on the transfer belt passes over a position of the second cleaning section.