Patent ID: 7862016
Filing Date: 2011-01-04
Classification: B65H,G03G

Abstract:
1. A sheet stacking mechanism, comprising: a sheet placing table having one end of the upper surface thereof arranged at the side of a carry-in opening for sheets and having sheets carried in from the carry-in opening successively stacked on the upper surface thereof; a receiving member disposed movably along the upper surface of the sheet placing table within a specified range including a first position located at the other end of the sheet placing table and distanced from the carry-in opening at least by the length of the sheet on the sheet placing table and adapted to receive the leading end of the sheet on the sheet placing table; and an operation control means for performing a control of moving the receiving member for each of the sheets successively carried in through the carry-in opening from a second position where the trailing end of the sheet that previously was received by the receiving member on the sheet placing table slips under the carry-in opening to the first position upon the lapse of a predetermined period after the leading end of each successive one of the sheets is carried onto the sheet placing table from the carry-in opening, and a control of moving the receiving member from the first position to the second position after the trailing end of each successive one of the sheets is carried onto the sheet placing table from the carry-in opening.