Patent ID: 8559848

Claim:
A charging apparatus usable with an image forming apparatus, comprising: a housing; a body to be charged rotatably supported in the housing; a charging member disposed on a charging roller shaft and adjacent the body to be charged, the charging member being configured to charge a surface of the body to be charged to an electrical potential; a cleaning member configured to clean the surface of the body to be charged; a cleaning member supporting bracket disposed in the housing and configured to support the cleaning member, wherein the charging member is supported by the cleaning member supporting bracket and a pair of charging member supporting holders, each comprising a plurality of contact plates each of which has a groove corresponding to an outside diameter of the charging roller shaft; a pair of elastic members, one in each charging member supporting holder, each disposed between the cleaning member supporting bracket and the charging member supporting holder; and a charging member cleaning roller disposed adjacent the charging member in a stationary charging member cleaning roller supporting bracket to remove contaminants from the charging member via rotational, non-translational movement, wherein the plurality of contact plates is arranged to be parallel and spaced apart from each other, and the groove formed in each of the plurality of contact plates is in contact with the charging roller shaft.