Patent ID: 7894733

Claim:
A cartridge detachably mountable to a main assembly of an image forming apparatus, the image forming apparatus including first and second urging members and first and second positioning portions, said cartridge comprising: a first portion-to-be-positioned, provided at one longitudinal end portion of said cartridge, configured to position said cartridge by engaging with the first positioning portion by said one longitudinal end portion being urged by the first urging member when said cartridge is mounted to the main assembly of the apparatus; a second portion-to-be-positioned, provided at the other longitudinal end portion of said cartridge, configured to position said cartridge by engaging with the second positioning portion by the other longitudinal end portion being urged by the second urging member when said cartridge is mounted to the main assembly of the apparatus; a first portion-to-be-urged configured to be urged by an urging portion of the second urging member to urge said second portion-to-be-positioned to the second positioning portion when said cartridge is mounted to the main assembly of the apparatus; a second portion-to-be-urged configured to be urged by the urging portion of the second urging member to urge said second portion-to-be-positioned to the second positioning portion when said cartridge is mounted to the main assembly of the apparatus; and a cartridge electrical contact, provided between said first portion-to-be-urged and said second portion-to-be-urged at the other longitudinal end portion, which are aligned in a direction crossing the longitudinal direction, configured to electrically connect to a main assembly electrical contact portion provided in the second urging member, when said cartridge is mounted to the main assembly of the apparatus.