| 摘要 |
In one embodiment, in a development apparatus in which at least a first screw conveyor has been provided in a case, a developer affixing prevention member that prevents a developer from affixing to the first screw conveyor is disposed in the vicinity of a toner resupply port provided in the case. More specifically, the developer affixing prevention member is formed with a torsion coil spring formed from the wire rod whose middle has been wound in a coil-like shape, and in a state with the wound portion of this torsion coil spring supported by a support plate of the case, one arm portion is fixed to the support plate, and another arm portion is extended so as to contact a fin and a rotating shaft of the first screw conveyor.
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