SHEET POST-PROCESSING DEVICE AND IMAGE FORMING DEVICE

WIPO Patent Application WO/2002/002449

A1

A sheet post-processing device and an image forming device, wherein a mechanism to orderly arrange sheets and deliver the sheets as a bundle of sheets is reduced in size and cost, a sheet (S1) from a guide device (44) is fed to a tray (12) by a delivery roller device (21), the delivery roller device (21) is reversely rotated when the rear end ($g(a)) of the sheet (S1) is positioned on an arrangement table (41), and the sheet (S1) is fed on the arrangement table (41) until the sheet is allowed to abut on a stopper part (43), though the next sheet (S2) is also fed to the tray (12) in the same manner, the previous sheet (S1) is held by a holding device (51) and remains on the arrangement table (41), the sheet (S2) is also allowed to abut on the stopper part (43) by the reverse rotation of the delivery roller device (21) and orderly arranged on the sheet (S1), and the sheet bundle seamed with a stapler (60) is delivered completely to the tray (12) by the delivery roller device (21).

WO/2018/074736	STAPLING APPARATUS AND IMAGE FORMING APPARATUS INCLUDING THE SAME
JPH04241995	SORTER WITH STAPLER DEVICE
JPH04358892	BOOKBINDING DEVICE

KIRINO KOJI (JP)

PCT/JP2001/005786

January 10, 2002

July 04, 2001

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OMRON TATEISI ELECTRONICS CO (JP)
KIRINO KOJI (JP)

B42C1/12; B65H29/14; B65H31/26; B65H31/30; B65H31/34; B65H37/04; (IPC1-7): B65H31/34; B65H29/22; B65H37/04

JPH03127653U	1991-12-24
JPH05238604A	1993-09-17

Inamoto, Yoshio (Nishi-Shinjuku 7-chome Shinjuku-ku, Tokyo, JP)

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