| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image forming device having an insert function and capable of inserting normally carried insert paper to a correct position in a paper bundle even when double feeding of insert paper occurs. <P>SOLUTION: When tab paper (one example of insert paper) carried from an insert tray is double fed (Yes in S6), the tab paper is discharged to a second discharge tray separately from normally carried paper (S8), and in the next insertion position of the tab paper, carrying of tab paper is prevented (S1 → S4 → S10 → S12). <P>COPYRIGHT: (C)2009,JPO&INPIT |
