Patent ID: 8931406
Filing Date: 2015-01-13
Classification: B65H

Abstract:
1. A sheet delivery system, comprising: a delivery drum including at least one rotatable supporting shell configured to support a printed sheet, said supporting shell configured to rotate in a direction of rotation and sheet transport, said supporting shell having blower nozzles configured to produce a vacuum region between said supporting shell and the printed sheet, said supporting shell reaching over an entire width of the printed sheet; said blower nozzles configured to have a blowing direction oriented substantially in said direction of rotation and sheet transport of said supporting shell and not counter to said direction of rotation and sheet transport of said supporting shell; and a gripper bar to hold the printed sheet; wherein when the gripper bar is temporarily located in a fixed position on the delivery drum relative to the supporting shell, a circumferential length extends between the gripper bar holding the printed sheet and a start of the vacuum region, wherein said circumferential length defines a gap between the gripper bar and the supporting shell.