Patent ID: 8131181

Claim:
An image forming apparatus for forming an image on a recording material, comprising: an opening provided to a main assembly of said image forming apparatus; a first openable member movable between a closed position in which a first portion of said opening is closed and an open position in which the first portion of said opening is opened; a second openable member movable between a closed position in which a second portion of said opening is closed and an open position in which the second position of said opening is opened; and a movable member, movable between a set position inside the main assembly and an outward position in which said movable member having passed through the first portion of said opening is located at an outermost position in a movable range of said movable member, capable of supporting a plurality of cartridges, side by side, each including at least one of an image bearing member on which a latent image is to be formed and developing means for developing with a developer the latent image formed on the image bearing member, wherein said first openable member located at the open position is located below said movable member located at the outward position, and wherein an outermost end of said movable member located at the outward position is vertically aligned with or located inside an outermost end of said first openable member located at the open position.