Patent ID: 8165501

Claim:
An image forming apparatus comprising: a main body; a drawer movably supported by the main body and configured to be pulled out from an interior of the main body, the drawer including a first drawer and a second drawer; an image forming unit supported on the drawer and having a plurality of photosensitive drums arrayed in line in a direction for forming an image on a recording medium, wherein the image forming unit further comprises: a plurality of drum units each accommodating a respective one of the plurality of photosensitive drums, the first drawer supporting the plurality of drum units; and a plurality of developing devices each being detachably mountable in each of the plurality of drum units, each developing device having a developing roller that supplies toner to each one of the plurality of photosensitive drums, the second drawer that supports the plurality of developing devices; a belt unit disposed in opposition to each of the plurality of photosensitive drums and extending in the direction for forming an image on a recording medium, the belt unit including an endless belt; and a cleaning unit fixed to the first drawer and including a cleaning member disposed to be in contact with the endless belt for collecting toner deposited thereon, wherein the first and second drawers are configured to be pulled out from the main body independently of the belt unit and the cleaning unit is configured to be pulled out integrally with the plurality of drum units from the main body.