Patent ID: 7762543
Filing Date: 2010-07-27
Classification: B65H,H04N,Y10T

Abstract:
1. An automatic document feeder, comprising: a document tray on which a document to be read is placed; an output tray on which the document for which image reading is finished is placed; a roller which applies a carrying force to the document by rotating and contacting the document; a movable ejection flap configured to be movable between a first position where the document for which the image reading is finished is sunk into a position between the output tray and a bottom of a stacked document already stacked on the output tray and a second position where the document is ejected on the output tray without being sunk into the position between the output tray and the bottom of the stacked document; a driving source configured to transmit a driving force to the roller and the movable ejection flap; and a switching unit configured to switch between a first motion of transmitting the driving force of the driving source to the movable ejection flap and a second motion of transmitting the driving force of the driving source to the roller.