| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent generation of wrinkles in a folded surface of a booklet bundle by enforcing flattening for the booklet bundle having weak strength. <P>SOLUTION: This sheet processor has a flattening device 700 for flattening the folded surface of the booklet bundle B performed with center-folding treatment by pressing the folded surface, and a control part 971 for controlling an operation of the flattening device 700. The control part 971 determines the propriety of the enforcement of the flattening by the flattening device 700 according to at least one of basic weight of sheets forming the booklet bundle B and the number of the sheets. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
