Image forming apparatus for cleaning intermediate transfer belt

An image forming apparatus comprising:

• an image carrier configured to carry a toner image;
• an intermediate transfer belt to which the toner image is transferred from the image carrier;
• a removal roller configured to rotate while in contact with the intermediate transfer belt and remove residual toner from the intermediate transfer belt;
• a collection roller configured to rotate while in contact with the removal roller so as to collect, from the removal roller by electrostatic force, waste toner that is the residual toner removed by the removal roller;
• a housing having an upper opening for receiving the waste toner collected by the collection roller and configured to store the waste toner;
• a screw configured to convey the waste toner stored in the housing;
• and
• a seal configured to come into contact with the collection roller and close a gap between the collection roller and the housing at the upper opening, wherein
• the seal projects in an approximately horizontal direction toward the collection roller from a portion of the housing to which the seal is fixed, and a tip portion of the seal is in contact with the collection roller.