Patent ID: 8155561
Filing Date: 2012-04-10
Classification: G03G

Abstract:
1. An image forming apparatus comprising: an image bearing member; a developer bearing member configured to develop an electrostatic latent image formed on the image bearing member; gap forming members respectively provided on opposite sides of the developer bearing member and configured to form a gap between the image bearing member and the developer bearing member; a pressing device configured to press the developer bearing member towards the image bearing member; first abutment portions respectively disposed on opposite sides of the image bearing member and on which the gap forming members respectively abut as a result of the developer bearing member being pressed by the pressing device; and second abutment portions respectively disposed on the opposite sides of the image bearing member and on which the gap forming members respectively abut as the result of the developer bearing member being pressed by the pressing device, the gap forming members abutting on the second abutment portions at positions different from where the gap forming members abut on the first abutment portions, wherein the first abutment portions and the second abutment portions are disposed so as to satisfy the condition θ wherein θ wherein θ