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    • 10. 发明授权
    • Image forming apparatus
    • 图像形成装置
    • US07792454B2
    • 2010-09-07
    • US12326608
    • 2008-12-02
    • Yusuke NishisakaHiroshi Morimoto
    • Yusuke NishisakaHiroshi Morimoto
    • G03G21/00
    • G03G15/161G03G21/105
    • An image forming apparatus provided with a cleaning device including a cleaning blade in contact with an image carrier with contact pressure for removing the toner remaining on the image carrier; a toner guide roller which is located upstream of the cleaning blade in the rotating direction of the image carrier and which rotates in contact with the image carrier; a toner ejection regulating member in contact with the toner guide roller to eject the remaining toner appropriately; and a space formed by the enclosure of the image carrier, cleaning blade, toner guide roller and toner ejection regulating member for the purpose of storing the remaining toner; and this image forming apparatus further includes a control device that controls the cleaning device so as to change the peripheral speed ratio of the toner guide roller with respect to the image carrier, in response to change in the system speed.
    • 一种图像形成装置,其具有清洁装置,该清洁装置包括与图像载体接触的清洁刮板,其具有用于去除残留在图像载体上的调色剂的接触压力; 调色剂引导辊,其沿着图像载体的旋转方向位于清洁刮板的上游并且与图像载体接触; 与调色剂引导辊接触以便适当地排出剩余调色剂的调色剂排出调节构件; 以及为了存储剩余调色剂而由图像载体,清洁刮板,调色剂引导辊和调色剂排出限制部件的外壳形成的空间; 并且该图像形成装置还包括响应于系统速度的变化而控制清洁装置以便改变调色剂引导辊相对于图像载体的圆周速度比的控制装置。