Patent ID: 8862024

Claim:
An attachable/detachable body comprising: a main body of the attachable/detachable body supported to be attachable to and detachable from a main body of an image forming apparatus; a positioned portion provided at the main body of the attachable/detachable body, and positioned at a positioning portion provided at the main body of the image forming apparatus in response to the main body of the attachable/detachable body being mounted on the main body of the image forming apparatus; a transmitted member provided at the main body of the attachable/detachable body, and connected to a transmission member provided at the main body of the image forming apparatus to transmit a drive thereto in response to the main body of the attachable/detachable body being mounted on the main body of the image forming apparatus, the transmitted member transmitting the drive to a driven member provided at the main body of the attachable/detachable body; and a contacting portion that is provided at the main body of the attachable/detachable body, and comes into contact with a contacted portion that is provided at the main body of the image forming apparatus to be connected electrically thereto, wherein in response to the main body of the attachable/detachable body being mounted on the main body of the image forming apparatus, the positioned portion is arranged between the contacting portion and the transmitted member, and at least a portion of the contacting portion is arranged on an extension of a straight line that passes through the positioned portion and the transmitted member, and wherein a line through the positioned portion, the transmitted member and the contacting portion is a line perpendicular to an axis direction of the transmitted member.