Patent ID: 7463846
Filing Date: 2008-12-09
Classification: G03G

Abstract:
1. A photosensitive drum for use in an electrophotographic image forming apparatus, the drum comprising: a cylindrical drum body having a photosensitive layer; a pair of flanges attached to opposed end faces of the drum body; a reinforcing stay provided inside the drum body; a drum shaft for rotatably supporting the drum body via the flanges; said flanges being fixed to the reinforcing stay in such a manner that outer peripheries of the flanges are elastically contacted against the end faces of the drum body; wherein said each flange includes a fixing arm for the reinforcing stay, a leading end of the fixing arm being fixed to the reinforcing stay with the fixing arm being elastically deformed toward the inside of the drum body, such that the fixing arm provides an elastic resilience for causing the outer periphery of the flange to be elastically contacted against the corresponding end face of the drum body.