| 摘要 |
PROBLEM TO BE SOLVED: To provide a developing device which is a developing device of a developing system discharging a developer and is capable of suppressing the leakage of the developer.SOLUTION: The developing device includes a developer container 2 which can store the developer, a conveyance screw 6 which is rotatably arranged in a storage part in which a discharge opening is provided and includes a conveyance part 11 conveying the developer toward a longitudinal end where the discharge opening is provided and a return screw 10 applying a force for pushing back the flow of the developer going toward the discharge port in an opposite direction, and magnet members which are magnet members 16 and 17 provided in the developer container and arranged in the vicinity of the agent surface of the developer being at least in the position of a return part. A magnetic brush formed by the magnetic force of a magnetic force member interferes with the return part. |
