Patent ID: 8543034
Filing Date: 2013-09-24
Classification: G03G

Abstract:
1. A color electrophotographic image forming apparatus for forming a color image on a recording material, said apparatus comprising: a main assembly; a drum cartridge including an electrophotographic photosensitive drum and detachably mountable to said main assembly; a plurality of developing cartridges each comprising a developing roller for developing an electrostatic latent image formed on said electrophotographic photosensitive drum; a main assembly side drum cartridge guide for guiding said drum cartridge; and a main assembly side drum cartridge positioning portion for positioning said drum cartridge to said main assembly, wherein said drum cartridge is provided with a positioning portion for positioning a developing cartridge relative to said drum cartridge with respect to an entering direction of said developing cartridge, and said developing cartridge is provided with an insertion guide for guiding insertion of a developing cartridge right thereabove.