Sheet-material associating – Associating or disassociating – Signature associating
Patent
1989-07-11
1991-06-04
Kwon, John T.
Sheet-material associating
Associating or disassociating
Signature associating
270 58, B42B 200
Patent
active
050207857
ABSTRACT:
The sheet finisher includes a predetermined folding mode for receiving a sheet from a copy machine and which features a plurality of transfer guides through which the sheets received from the copy machine are selectively transferred; switching flappers for switching the flow of the sheet between guides, a temporary holding guide in which the leading end portion of the sheets can be temporarily inserted; a sheet folding arrangement including press roller pairs for folding the sheets; a sheet discharge angle control device which varies the angle at which the sheets are discharged onto an upper tray in accordance with the folding mode that is being used; a tray shift mechanism for moving the tray left and right so as to stack the sheets which are discharged thereonto in a classifying manner; a friction roller for moving a predetermined corner of each of the sheets into a preselected corner of the tray; a fastening device for fastening the sheets which have been maneuvered into the preselected corner by the friction roller; a tray rise mechanism for changing the distance between the upper surface of the tray and the level at which the sheets are discharged; an escape mechanism which drops processed stacks of sheets from the upper tray into a lower one; and a tray angle varying mechanism for changing the angle of the lower tray when the stacks are dropped theretowards.
REFERENCES:
patent: 4382592 (1983-05-01), Harding
patent: 4717134 (1988-05-01), Iida et al.
patent: 4762312 (1988-08-01), Ushirogata
patent: 4917366 (1990-04-01), Murakami
Japanese Patent Abstract, JP-A-61 183 055, Fuji Xerox Co., Ltd., 8/15/86.
Japanese Patent Abstract, JP-A-60 015 357, Fuji Xerox K.K.; 1/26/85.
Hayashi Kenji
Kimura Hiroshi
Kosaka Kenji
Suzuki Akihiro
Ikegami Tsushiniki Co. Ltd.
Kwon John T.
Newholm Therese M.
LandOfFree
Sheet finisher does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Sheet finisher, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Sheet finisher will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1021661