| 摘要 |
PURPOSE:To dispense with a special mechanism or space to reverse the paper sheet on an image forming equipment side. CONSTITUTION:In the fixed condition between a paper sheet reversing unit 3 to reverse the top and bottom of the paper sheet to be carried by a reversing part consisting of a reversing roller 35, a guide to reverse the paper sheet 36 or the like and a laser printer 1 capable of installing this paper sheet reversing unit 3 to the upper side, an upper paper sheet discharging port 17 of the laser printer 1 is matched with a paper sheet feeding port 30 of the paper sheet reversing unit 3, and a paper sheet feeding port 13a of a manual paper sheet feeding part 13 of the laser printer 1 is made to agree with a paper sheet discharging port 31 of the paper sheet reversing port 3. The switch-back of the paper sheet can be realized between the upper paper sheet discharging port 17 of the laser printer 1 and the paper sheet feeding port 13a. |
