Patent ID: 7890020

Claim:
An organic photoconductor (OPC) drum comprising: a support member formed as a unitary molded body, said support member including a plurality of support plates, each extending in a first direction and having opposite first and second ends, adjacent ones of said support plates being spaced apart from each other in a second direction transverse to the first direction, a plurality of groove-defining U-shaped segments, each extending in the first direction, having opposite first and second ends, and interconnecting a corresponding adjacent pair of said support plates, and first and second sidewalls, said first sidewall being connected to said first end of said support plates and said first end of said U-shaped segments, said second sidewall being connected to said second end of said support plates and said second end of said U-shaped segments; a pair of mounting members opposite to each other in the first direction, each of said mounting members being coupled to a respective one of said first and second sidewalls; a pair of rollers flanking said support member in the second direction, each of said rollers extending in the first direction and having opposite ends coupled to said mounting members, respectively; and an OPC belt trained on an assembly of said support member and said rollers, and driven by said rollers to move on said support plates of said support member; wherein each of said first and second sidewalls has a base part that extends obliquely and outwardly and that has an outer face, and a plurality of block parts that are disposed on said outer face of said base part at positions corresponding to said U-shaped segments, each of said block parts tapering in a direction away from said support plates and having an inclined face that inclines in a direction opposite to that of said base part.