| 摘要 |
A fuser unit with a cleaning mechanism, including: a set of a heat roller and a pressure roller for sandwiching a recording sheet while heating the recording sheet by the heat roller; a feed roller for feeding a band-shaped cleaning member which is windable; a press roller for pressing the fed cleaning member against a surface of the heat roller or the pressure roller; a wind roller for winding the cleaning member which is pressed by the press roller; and a first reverse rotation preventing mechanism for preventing rotation of the press roller from rotating in the opposite direction to the winding direction of the cleaning member.
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