Patent ID: 8032051
Filing Date: 2011-10-04
Classification: G03G

Abstract:
1. A belt carrying device comprising: a plurality of supporting rollers; an endless belt, supported by the plurality of supporting rollers, which is rotated in response to rotations of the plurality of supporting rollers; and guiding members which are provided in projecting areas of the endless belt which project, in an axial direction of the plurality of supporting rollers, from end surfaces of the plurality of supporting rollers, respectively, said guiding members coming into contact with the end surfaces, respectively, so that meandering of the endless belt is suppressed, in said belt carrying device, an outer peripheral surface of the endless belt being cleaned by a cleaning member which is in contact with the outer peripheral surface of the endless belt, end surfaces of at least one of the plurality of supporting rollers are corrugated such that a projecting section and a groove section are alternately provided in a rotation direction of said at least one of the plurality of rollers, the projecting section and the groove section rotating around an axis of said at least one of the plurality of supporting rollers in response to rotation of said at least one of the plurality of supporting rollers, the guiding members and the projecting areas being shaken by contact of the guiding members with the end surfaces on which the projecting section and the groove section are provided, a cleaning target in the projecting areas being moved by the shaking toward an area where the endless belt and the cleaning member maintain making contact with each other.