IMAGE FORMING APPARATUS

摘要

In an image forming apparatus, a roll sheet carrying an unfixed toner image is passed through a nip portion of a fixing portion including a fixing member heated to a predetermined temperature and a pressurizing member press-contacted with the fixing member so as to fix the toner image on the roll sheet. Then, the control portion performs winding prevention control of the roll sheet around the fixing member and the pressurizing member in accordance with a winding direction of the roll sheet and/or a roll radius of the remaining roll sheet.

主权项

1. An image forming apparatus performing image formation using a roll sheet wound by a predetermined number of winding times, comprising:
a fixing portion configured to pass a roll sheet carrying an unfixed toner image through a nip portion formed by a fixing member heated to a predetermined temperature and a pressurizing member press-contacted with the fixing member so as to fix the toner image on the roll sheet; and a control portion configured to perform winding prevention control of the roll sheet around the fixing member and the pressurizing member in accordance with a winding direction of the roll sheet and/or a roll radius of the remaining roll sheet.