Sheet processing apparatus and image forming apparatus...

Sheet-material associating – Associating and folding – Stapling or stitching

Reexamination Certificate

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Details

C270S032000, C270S058070, C270S058080, C270S058110, C270S058120

Reexamination Certificate

active

07429037

ABSTRACT:
The sheet processing apparatus is equipped with a process tray on which sheets conveyed are stacked, a return belt which moves the sheets stacked on the process tray, a trailing edge stopper which receives an end portion of the sheets moved by the return belt, and a conveyance assist roller which comes into contact with the sheets on the upstream side of the return belt with respect to the sheet moving direction and imparts a load to the movement of the sheets. The return belt moves the sheets to which a load has been imparted by the conveyance assist roller and causes them to be abutted on the trailing edge stopper.

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Official Letter/Search Report, issued by the Chinese State Intellectual Property Office (SIPO), on Apr. 4, 2008, in Chinese Patent Application No. 200510085044.X, and translation.

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