Patent ID: 6961528
Filing Date: 2005-11-01
Classification: G03G

Abstract:
1. A cartridge removably mountable to a main assembly of an electrophotographic image forming apparatus, comprising: a developing member configured and positioned to develop an electrostatic latent image formed on an electrophotographic photoconductive member; a developer accommodating portion configured and positioned to accommodate a developer to be used by said developing member to develop the electrostatic latent image; a cartridge locking portion configured and positioned to engage a main assembly locking portion to prevent said cartridge from disengaging from the main assembly of the apparatus after mounting of said cartridge; an operating member configured and positioned to be operated by an operator when said cartridge is demounted from the main assembly of the apparatus; and a releasing portion configured and positioned to move said cartridge locking portion in interrelation with a movement of said operating member, which is moved when the operator operates said operating member, to disengage said cartridge from the main assembly of the apparatus, wherein locking between said cartridge locking portion and the main assembly locking portion is released by the movement of said cartridge locking portion.