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    • 4. 发明授权
    • Developing apparatus and image forming apparatus including the same
    • 显影装置和包括该显影装置的图像形成装置
    • US08649708B2
    • 2014-02-11
    • US13343812
    • 2012-01-05
    • Akihiro WatanabeNorio KuboYukihiro Mori
    • Akihiro WatanabeNorio KuboYukihiro Mori
    • G03G15/08
    • G03G15/0189G03G15/0893G03G2215/0132G03G2215/0897
    • A developing apparatus according to the present disclosure is partitioned into a plurality of convey chambers which include a first convey chamber and a second convey chamber which are disposed substantially in parallel with each other, the second convey chamber has a U shape in section, a sensor disposition portion, where a toner concentration sensor is disposed on a bottom surface, is formed in an upstream with respect to a restriction portion in a developer convey direction, across a predetermined width in the developer convey direction including a detection surface of the toner concentration sensor, a distance between curved surface portions on both sides of a U-shaped inner wall surface and the second stir member is wider than another portion of the second stir chamber.
    • 根据本公开的显影装置被分隔成多个输送室,其包括基本上彼此平行设置的第一输送室和第二输送室,第二输送室具有U形截面,传感器 其中调色剂浓度传感器设置在底表面上,在显影剂输送方向上相对于限制部分的上游形成在包括调色剂浓度传感器的检测表面的显影剂输送方向上的预定宽度 U形内壁表面两侧的曲面部分与第二搅拌件之间的距离比第二搅拌室的另一部分宽。