Patent ID: 6813463
Filing Date: 2004-11-02
Classification: G03G

Abstract:
An image forming device, comprising:an endless intermediate transfer belt, stretched by a plurality of rollers; a plurality of image supporters, disposed at positions opposite to the endless intermediate transfer belt; a plurality of image forming units, for forming toner images respectively on each of the image supporters; a first transfer device, for performing a first transfer stage, wherein each toner image formed on each image supporter is sequentially composed on the endless intermediate transfer belt at a first transfer section where the endless intermediate transfer belt and the image supporters are oppositely arranged; a secondary transfer device, for performing a secondary transfer stage, wherein a composite toner image on the endless intermediate transfer belt is transferred at a secondary transfer section where the endless intermediate transfer belt and a transfer material are oppositely arranged; a bending member, for bending a toner image supporting surface of the endless intermediate transfer belt between the first transfer section and the secondary transfer section towards an inner surface side of the endless intermediate transfer belt; a cleaning device, disposed between the bending member and the secondary transfer section, for cleaning up the toner image supporting surface of the endless intermediate transfer belt; an opposite member, disposed at a position opposite to the cleaning device to sandwich the endless intermediate transfer belt, and in contact with the inner surface of the endless intermediate transfer belt; and wherein the opposite member is disposed in a manner that the inner surface of the endless intermediate transfer belt is bent to the outer surface side of the endless intermediate transfer belt.