Patent ID: 8220792
Filing Date: 2012-07-17
Classification: B65H

Abstract:
1. A sheet transport apparatus, comprising: a folding cylinder for transporting sheets one by one or as a stack of a plurality of the sheets; a first transport cylinder having first holding means, which holds the sheet, at a plurality of locations in a circumferential direction, and being adapted to hold the sheets by all of the first holding means and transport the sheets when the sheets are transported one by one, and hold the sheets by alternate ones of the first holding means and transport the sheets when the sheets are transported as the stack of the plurality of sheets; a second transport cylinder opposing the first transport cylinder, having second holding means, which holds the sheet, at a plurality of locations in a circumferential direction, and being supported rotatably; a third transport cylinder opposing the first transport cylinder, having third holding means, which holds the sheet, at a plurality of locations in a circumferential direction, and being supported rotatably; and a switching unit that switches transport paths, such that when the sheets are transported one by one, the sheets held by all of the first holding means are alternately transported to the second holding means and the third holding means, and when the sheets are transported as a stack, the sheets held by alternate ones of the first holding means are alternately transported to the second holding means and the third holding means.