Patent ID: 6983122

Claim:
An image forming apparatus comprising: a first paper ejection roller which is provided at a terminal end section of a recording media transport path and which is rotatable in forward and reverse directions; a second paper ejection roller which is provided such that it is urged into contact with the first paper ejection roller and which rotates in the forward direction relative to the first paper ejection roller to switch back a recording medium which has been printed on one side thereof in a double side printing mode in cooperation with the first paper ejection roller; a third paper ejection roller which is provided in a position opposite to the second paper ejection roller, with the first paper ejection roller interposed between them, such that it is urged into contact with the first paper ejection roller and which rotates in the forward direction relative to the first paper ejection roller to eject a recording medium on which printing has been completed in the double side printing mode onto an ejected paper tray in cooperation with the first paper ejection roller; and a stopper for preventing a recording medium which has been ejected onto the ejected paper tray from being caught between the first paper ejection roller and the second paper ejection roller and between the first paper ejection roller and the third paper ejection roller.