Patent ID: 8095038

Claim:
An imaging cartridge which can be loaded into and unloaded from an image forming apparatus body, comprising: an image carrier; a developing device for developing an electrostatic latent image on the image carrier to form a toner image; a cleaning device for collecting toner which remains on the image carrier even after transfer of the toner image; a waste toner box for storing the toner collected by the cleaning device, wherein the cleaning device and the waste toner box are placed adjacent to each other; a communication section formed by positioning a first joint section of the cleaning device and a second joint section of the waste toner box in overlapping positions; transporter means for transporting the waste toner that is housed in first extended region formed at the side of the image carrier against the first joint section in the cleaning device and second extended region against the second joint section in the waste toner box respectively, wherein opposed faces of the first joint section and the second joint section are formed such that the first extended region are gradually extended toward the image carrier and the second extended region are gradually extended.