The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 14, 1992
Filed:
Jun. 03, 1991
Kenji Kosaka, Naka, JP;
Hiroshi Kimura, Manabeshin, JP;
Akihiro Suzuki, Ibaraki, JP;
Kenji Hayashi, Takaba, JP;
Ikegami Tsushinki Co., Ltd., Tokyo, JP;
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 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.