US Patent 7963521 Sheet flipping device

A sheet flipping device including a receiving member for receiving a sheet, a flipping volume defined by the flipping movement of the sheet when in operation, a flipping element for flipping the sheet around an axis of rotation within the flipping volume onto the receiving member, and a discharge element arranged adjacent to said flipping volume, the discharge element having a base extending in a direction substantially perpendicular to the direction of the axis of rotation and having multiple electrodes with an end portion extending in a direction towards the flipping volume. The sheet flipping device is useable in a sheet stacking device and an image reproduction apparatus.