Sheet post-processing device and image forming apparatus

Manufacturing container or tube from paper; or other manufacturi – Bending – Folding

Reexamination Certificate

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Details

C493S416000, C493S442000, C493S445000

Reexamination Certificate

active

07087007

ABSTRACT:
A sheet post-processing device is provided with a pushing device for pushing a predetermined position of a sheet stack in a direction substantially perpendicular to a direction that the sheet stack is conveyed, and a pair of rotating bodies for performing a folding operation. In the folding operation, a position of the sheet stack pushed by the pushing device is moved away from a contact point between rotational centers of the rotating bodies.

REFERENCES:
patent: 411151 (1889-09-01), Kneeland
patent: 1501774 (1924-07-01), Heeter et al.
patent: 1693147 (1928-11-01), King
patent: 4717375 (1988-01-01), Lundmark
patent: 4781667 (1988-11-01), Kitai
patent: 5007891 (1991-04-01), von Hein
patent: 10-245153 (1998-09-01), None

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