Image forming apparatus, sheet processing apparatus, sheet processing method, and book-binding method

摘要

When sheets with images formed thereon from an image forming apparatus and a special sheet or sheets such as cover sheet(s) are arranged in alignment into a bundle of sheets, conveyance of the special sheet(s) from the stacking unit is started prior to conveyance of the sheets from the image forming apparatus, and the special sheet(s) is(are) temporarily halted on a conveyance path at a location intermediate between the stacking unit and a receiving unit, whereby no complicated operation by an operator is required and the productivity can be improved.