| 摘要 |
PROBLEM TO BE SOLVED: To miniaturize an image forming device capable of printing on both faces without increasing an installation space in the transverse direction and causing user's erroneous operation. SOLUTION: An opening 21 communicating with a conveyance passage 16 for printing on both faces on a side face of a transfer paper base 7 and a forward and reverse rotation roller 18 capable of rotating forward and reversely in the vicinity of the opening 21 are provided to discharge transfer paper 8 conveyed by the both face conveyance passage 16 onto an opening 21 side due to the forward rotation of the forward and reverse rotation roller 18 and supply it to a register roller 10 due to the reverse rotation of the forward rotation roller 18. |
