Patent ID: 9684265
Date: 2017-06-20
CPC Classifications: G03G

Claim:
1. A developing device configured to develop an electrostatic latent image formed on an image bearing member by feeding a toner to the electrostatic latent image, the developing device comprising: a developing frame configured to form an inner space in which a toner and a carrier are mixed as a developer; a developing roller including an outer periphery to which the developer attaches, the developing roller being configured to feed the toner included in the developer to the image bearing member; and an agitator installed in the inner space of the developing frame, the agitator being configured to mix and deliver the toner and the carrier in a direction parallel to an axial direction of the developing roller, wherein a plurality of portions stepped inward from a bottom surface of the developing frame and arranged to have respective bottom surfaces parallel to the axial direction of the developing roller along the bottom surface are provided.