Patent ID: 8792805

Claim:
A color electrophotographic image forming apparatus for forming an image on a recording material, wherein a plurality of cartridges are detachably mountable to a main assembly of the color electrophotographic image forming apparatus, said color electrophotographic image forming apparatus comprising: a cartridge supporting member movable between an inside position inside of said main assembly of the apparatus while supporting said cartridges and an outside position outside of said main assembly of the apparatus, said cartridge supporting member being provided with an accommodating portion, surrounded by a frame, for accommodating said cartridges; an opening for permitting said cartridge supporting member to move between the inside position and the outside position; an openable member movable between a closed position for closing said opening and an open position for opening said opening; a plurality of positioning urging means that (i) urge said cartridges to positioning portions of said main assembly of the apparatus, respectively, with closing of said openable member, and (ii) release said cartridges from the urging with opening of said openable member; and a plurality of spacing urging means that urge said cartridges in a direction of spacing from the positioning portion, respectively, wherein urging forces of said plurality of spacing urging means are smaller than combined urging forces of said plurality of positioning urging means and forces applied to said plurality of spacing urging means by weights of said cartridges, respectively, and wherein the urging forces of said plurality of spacing urging means are larger than the forces applied to said plurality of spacing urging means by the weights of said cartridges, respectively, and wherein said plurality of spacing urging means are provided outside of said frame with respect to a direction crossing with a direction of movement of said cartridge supporting member.