| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image formation device enabling execution of a cleaning process for an appropriate time period (duration). <P>SOLUTION: An image formation device includes recovery members 8 corresponding to respective photosensitive drums 5. After transferring toner from a photosensitive drum 5 to a paper sheet P, a recovery member 8 collects deposit adhering on the photosensitive drum 5. Through execution of a cleaning process, the deposit collected by the recovery member 8 is transferred through the photosensitive drum 5 onto a sheet conveyance belt 11, and removed by a belt cleaner 18 from the sheet conveyance belt 11. The length of time period for which the cleaning process is executed (cleaning time period) is determined based on the color of an image formed on the paper sheet P. <P>COPYRIGHT: (C)2013,JPO&INPIT |
