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    • 7. 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。
    • 10. 发明申请
    • Image forming apparatus
    • 图像形成装置
    • US20060188277A1
    • 2006-08-24
    • US11299775
    • 2005-12-13
    • Satoshi NishidaMikihiko TakadaShigetaka KurosuHiroshi MorimotoKazuteru Ishizuka
    • Satoshi NishidaMikihiko TakadaShigetaka KurosuHiroshi MorimotoKazuteru Ishizuka
    • G03G15/00G03G15/16
    • G03G15/0131G03G15/5058G03G2215/00059G03G2215/0119G03G2215/0161
    • An image forming apparatus having plural image carriers, respective chargers, exposure units, color toner developing units, a black toner developing unit, a transfer unit that transfers in the transfer section the color toner images and black toner image onto an intermediate transfer member by the application of a transfer bias from the power supply unit, and a controller that controls the transfer output, an an optical density sensor that detects the optical density of color toner patch images formed on the intermediate transfer member, and a controller transfers the color toner patch images onto the intermediate transfer member while changing the transfer output, detects the optical densities of color toner patch images transferred onto the intermediate transfer member using the optical density sensor, and controls the transfer output to transfer the black toner image based on the detected optical densities of the color toner patch images.
    • 具有多个图像载体的图像形成装置,各个充电器,曝光单元,彩色调色剂显影单元,黑色调色剂显影单元,转印单元,其将彩色调色剂图像和黑色调色剂图像转印到转印部分中, 施加来自电源单元的转印偏压和控制转印输出的控制器,检测形成在中间转印部件上的彩色调色剂贴片图像的光密度的光密度传感器,控制器将彩色调色剂片 在改变传送输出的同时将图像转印到中间转印部件上,使用光密度传感器检测转印到中间转印部件上的彩色调色剂贴片图像的光密度,并根据检测到的光密度控制转印输出转印黑色调色剂图像 的彩色调色剂补丁图像。