| 摘要 |
A curl eliminating device, which is constructed in a way that can cool the sheet and straighten the curl at the same time without having a large device and without increasing cost. The device has a transporting roller, arranged in a sheet transporting passage; and a plurality of backup rollers, arranged abreast along a circumference of the transporting roller. The backup rollers press-contacts the transporting roller during rotating. The curl eliminating device clamps and transports the sheet in a way that the sheet conforms with the shape of the circumference of the transporting roller. The backup rollers are separately arranged along the circumference of the transporting roller, and a separating distance is set to be changeable. The separating distance is set according to a curl amount of the sheet.
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