Patent ID: 8237999
Filing Date: 2012-08-07
Classification: B65H,H04N

Abstract:
1. An automatic document feeder, comprising: a document tray configured to support a document to be read; an output tray configured to receive the document after having been read; a first rotating body configured to contact the document and rotate to eject the document for which the image reading is finished by passing a reading portion, to the output tray via a first opening to eject the document on top of other documents; a second rotating body configured to contact the document and rotate to eject the document for which the image reading is finished by passing the reading portion, to the output tray via a second opening to eject the document underneath the other documents; a reversing mechanism configured to reverse a carrying direction of the document which passed the reading portion to carry again the document to the reading portion; a sinking mechanism configured to sink the document ejected from the first rotating body into a position between a bottom of a document already stacked on the output tray and a surface of the output tray; and a switching mechanism configured to switch between a first path of carrying the document to the first rotating body and a second path of carrying the document to the second rotating body, in accordance with whether the reversing mechanism is activated.