| 摘要 |
PURPOSE:To repeatedly feed a document without reversing by disposing a pair of document trays opposite to both end portions of a document table, and switching one tray to feed-out side and the other tray to receive side. CONSTITUTION:The first and second document trays 100, 200 are disposed opposite to both end portions of a document table comprising a document glass 20 mounted on the upper surface of a copying machine and an endless feed belt 25 disposed on the upper surface of the document glass 20 in such a manner as to rotate forward and backward. The respective trays 100, 200 can be pivoted on pins 102, 202 to be switched to a horizontal state (feed-out position) and to an inclined state (receive position). Paper feed rollers 110, 210, document detection switches 104, 204 and document pressing rollers 103, 203 are mounted on the trays 100, 200, respectively. The paper feed rollers 110, 210 can be switched to a paper feed position and a retreat position. Furthermore, a pair of paper feed rollers 120, 220 and separation rollers 130, 230 are respectively disposed between the document table and the respective trays 100, 200. |
