Patent ID: 8606144
Filing Date: 2013-12-10
Classification: G03G

Abstract:
1. A process cartridge comprising: a photosensitive drum that is configured to be rotatable around a first rotational axis extending in a first direction, wherein the photosensitive drum comprises a drum main body and a flange member fixed to an end portion of the drum main body at the first direction; a drum drive input member that is configured to receive a driving force for rotating the photosensitive drum and is disposed on the first rotational axis of the photosensitive drum; a developing roller that is configured to supply developer to the photosensitive drum and is configured to be rotatable around a second rotational axis extending along the first rotational axis; and a frame comprising: wherein the first projecting portion is disposed around the drum drive input member, wherein the first projecting portion has a first portion that has a first projecting amount and a second portion that has a second projecting amount larger than the first projecting amount, wherein the first projecting portion is disposed in a vicinity of the first end portion, and wherein the second projecting portion is disposed in a vicinity of the second end portion.