| 摘要 |
PURPOSE:To prevent irregularity in printing and the curl of a paper caused by a carrying roller when both-side printing is executed. CONSTITUTION:In an electrophotographic both-side printing device which is provided with a transfer part 2 for transferring an image on the carried paper 21 and a thermal fixing device 3 for executing fixing to the paper ejected form the transfer part 2, and where one side of the paper is printed by the transfer part and the thermal fixing device, and the paper 21 of which printing has been finished is inverted and carried to the transfer part 2 by a both-side carrying path 7 provided with a carrying roller 6 which partially comes in contact with the paper so that the other side may be printed, a guiding mechanism 20 for guiding heat emitted from the thermal fixing device 3 is provided so as to heat the roller 6 by using the heat emitted from the device 3. |
