18973359. SHEET PROCESSING APPARATUS AND IMAGE FORMING SYSTEM (CANON KABUSHIKI KAISHA)
SHEET PROCESSING APPARATUS AND IMAGE FORMING SYSTEM
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Inventor(s)
SHEET PROCESSING APPARATUS AND IMAGE FORMING SYSTEM
This abstract first appeared for US patent application 18973359 titled 'SHEET PROCESSING APPARATUS AND IMAGE FORMING SYSTEM
Original Abstract Submitted
A sheet processing apparatus includes a stacking portion on which sheets targeted for sheet processing are stacked. In the apparatus, a control unit generates, in a buffer section provided in a conveyance path for conveying sheets to the stacking portion, a sheet bundle in which positions of sheets conveyed on the conveyance path are shifted in sequence to an upstream side in a conveyance direction and overlapped. An alignment unit performs alignment processing in the conveyance direction on the sheet bundle stacked on the stacking portion. A processing unit performs sheet processing on the sheet bundle on which the alignment processing has been performed. The control unit controls shift amounts of the positions of the sheets when the sheets are overlapped in the buffer section in sequence, according to sizes of the sheets conveyed on the conveyance path.