Patent ID: 9417563
Filing Date: 2016-08-16
CPC Classification: G03G

Claim Text:
1. An image forming apparatus, comprising: a moving endless belt, the endless belt moving while bearing a recording medium or a toner image on an outer circumferential surface thereof; a first brush roller configured to contact the outer circumferential surface of the endless belt; a first roller being in contact with an inner circumferential surface of the endless belt at a position corresponding to the first brush roller; a first power supply generating an electric field in a first direction between the first brush roller and the first roller; a second brush roller contacting the outer circumferential surface of the endless belt downstream of the first brush roller in a moving direction of the endless belt; a second roller being in contact with the inner circumferential surface of the endless belt at a position corresponding to the second brush roller; and a second power supply generating an electric field in a second direction which is a direction opposite to the first direction between the second brush roller and the second roller, wherein relationships of LB1>LR1 and LN1<LN2 are satisfied,