Process cartridge for use in image forming apparatus

摘要

A process cartridge is provided detachably mountable to and for use in an image forming apparatus. The process cartridge includes a charging unit, an exposure unit and a developing unit around a photoreceptor. A toner supply unit is integrally provided on the front side of the process cartridge. A toner accommodation casing is provided in the toner supply unit for accommodating toner. The toner accommodating casing composes a structural portion of the process cartridge.