| 摘要 |
A fixing device includes a fixing unit including a first roller and a second roller which form a nip to fix a toner image on a sheet, the fixing unit being capable of fixing the toner image on a maximum width sheet and a small width sheet; a reciprocating mechanism for reciprocating the fixing unit in a widthwise direction; and an operating device for operating the reciprocating mechanism, wherein the operating device operates the reciprocating mechanism for a fixing operation on the small width sheet, and the operating device does not operate the reciprocating mechanism for the fixing operation on the maximum width sheet. |
