Patent ID: 7706719

Claim:
An image forming apparatus comprising: an image forming apparatus body; a photosensitive member disposed in the image forming apparatus body; an intermediate transfer belt disposed in the image forming apparatus body, the intermediate transfer belt onto which a toner image on the photosensitive member is to be transferred; and a developing device disposed in the image forming apparatus body, the developing device placed on a side opposite to the intermediate transfer belt across the photosensitive member and provided with a detachable toner cartridge; wherein the intermediate transfer belt is disposed such that a distance between ends in a height direction of the image forming apparatus body is longer than a distance between ends in an anteroposterior direction of the image forming apparatus body; at least a part of the photosensitive member is placed between the anteroposterior ends of the intermediate transfer belt; and the image forming apparatus body includes at least one openable section at an upper face side or a front face side thereof to allow the toner cartridge to be attached and detached therethrough and to allow a jam to be fixed therethrough, wherein the at least one openable section includes first, second, and third lids, wherein the first lid has a first rotation axis, about which the first lid rotates, provided on the front face side of the image forming apparatus body, wherein a fixing device is attached to the first lid such that the fixing device is integrally moved with the first lid when the first lid is opened and closed, wherein the second lid has a second rotation axis, about which the second lid rotates, provided on the upper face side of the image forming apparatus body, wherein the third lid has a third rotation axis, about which the third lid rotates, provided on the upper face side of the image forming apparatus body, wherein the third rotation axis is provided further away from the front surface side of the image forming apparatus body than the second rotation axis, and wherein the toner cartridge is attachable and detachable through an opening created when the third lid is open.