PHOTOCONDUCTIVE DRUM FOR ELECTROPHOTOGRAPHIC IMAGE FORMATION AND PROCESS CARTRIDGE COMPRISING SAID PHOTOCONDUCTIVE DRUM

摘要

PURPOSE: A photosensitive drum for forming an electronic photo image and a process cartridge including the same are provided to achieve economical efficiency by extending replacement time of a mold. CONSTITUTION: A photosensitive drum for forming an electronic photo image includes a cylinder-shaped member and one or more protruding units(11,11a). The cylinder-shaped member has a photosensitive layer around the member. The protruding units are placed on an end of the cylinder-shaped member. A recessed groove(11b) is formed on the center of the protruding units. The recessed groove is hung on a distortion hole(18) along to the rotation of a rotatable member after the protruding units are inserted into the distortion hole.