Patent ID: 7561817

Claim:
An image forming apparatus, comprising: an electrostatic latent image bearing member having a surface on which an electrostatic latent image is formed; a toner cartridge that contains toner; a developing member that supplies the toner from the toner cartridge onto the surface of the electrostatic latent image bearing member, thereby developing the electrostatic latent image into a toner image; a transfer member that transfers the toner image from the surface of the electrostatic latent image bearing member to a recording medium; a development cartridge to which the toner cartridge is removably coupled and which incorporates at least the developing member; a development contact which is provided on the toner cartridge and which is configured to receive a voltage to be applied to the developing member; and electrical connection units which are provided on the toner cartridge and the development cartridge, respectively, and which apply the voltage from the development contact to the developing member when the toner cartridge and the development cartridge are coupled to each other.