Sheet processing apparatus and image forming apparatus

Sheet-material associating – Associating or disassociating – Sheet associating

Reexamination Certificate

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Details

C270S058070, C270S058080, C270S058090, C270S058110, C270S058160, C270S058170, C270S058270

Reexamination Certificate

active

07850161

ABSTRACT:
A pressing member pressed against a sheet stack portion can be moved to both a retracting portion where alignment of the sheet by the aligning portion is not prevented and a pressing position where the aligned sheet S1is pressed against the sheet stack portion. Moreover, a regulation member for regulating upward movement of the end of the aligned sheet in a conveyance direction can be moved in association with movement of the pressing member to both a retracting portion where alignment of the sheet S1by the aligning portion is not prevented and a regulating position where upward movement of the end of the aligned sheet S1in a conveyance direction is regulated.

REFERENCES:
patent: 6352253 (2002-03-01), Hayakawa et al.
patent: 6722646 (2004-04-01), Sekiyama et al.
patent: 6942206 (2005-09-01), Kuwata et al.
patent: 6997456 (2006-02-01), Fukatsu et al.
patent: 2004/0022567 (2004-02-01), Fukatsu et al.
patent: 2005/0121848 (2005-06-01), Kodama et al.
patent: 2006/0082047 (2006-04-01), Fukatsu et al.
patent: 2006/0239735 (2006-10-01), Ogata et al.
patent: 2004-059314 (2004-02-01), None
Office Action dated Jan. 22, 2010, in Chinese Patent Application No. 200710091466.7.

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