| 摘要 |
PROBLEM TO BE SOLVED: To enhance sheet stacking efficiency by forcibly dropping a sheet. SOLUTION: The sheet conveyance switch device 70 is provided with a pair of paper delivery rollers 47 for conveying the sheet, a paper delivery tray 51 on which the sheet fed out of the pair of the paper delivery rollers 47 is stacked, a pair of reverse rollers 62 for conveying the sheet on the downstream side of the sheet conveying direction of the pair of the paper delivery rollers 47, and a flapper 61 for selectively switching the conveyance direction of the sheet fed out of the pair of the paper delivery rollers 47 between the paper delivery tray 51 and the pair of the reverse rollers 62. The flapper 61 can be moved to a lower position where the sheet delivered to the paper delivery tray 51 is pushed and dropped from an upper position where the sheet conveyance direction is switched to the paper delivery tray 51. COPYRIGHT: (C)2007,JPO&INPIT
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