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    • 2. 发明申请
    • IMAGE FORMING APPARATUS
    • 图像形成装置
    • US20090154975A1
    • 2009-06-18
    • US12328869
    • 2008-12-05
    • Satoshi OGATAJun OnishiShinpei Kawasaki
    • Satoshi OGATAJun OnishiShinpei Kawasaki
    • G03G15/00
    • G03G15/6567G03G15/235G03G15/6564
    • An image forming apparatus includes a moving roller capable of axial movement; a medium end position detecting section for detection in the main scanning direction; and a control section for calculating the amount of misalignment of the medium from the detected end position; wherein the control section obtains the correction amount of the image forming position of the medium according to the amount of misalignment of the medium having been calculated, or the amount of misalignment of the medium and information of moving position of the roller, and provides control such that the medium or another medium coming later than the medium by a predetermined number of pages is moved by the moving roller by the difference between the correction amount of the image forming position and the amount of misalignment of the target medium, and the image forming position is corrected according to the correction amount.
    • 图像形成装置包括能够轴向运动的移动辊; 中间位置检测部,其在主扫描方向上检测; 以及控制部分,用于计算介质从检测到的终端位置的未对准量; 其中,所述控制部根据所计算的介质的未对准量或所述介质的未对准量以及所述辊的移动位置的信息,获得所述介质的图像形成位置的修正量,并且提供所述控制 通过移动辊使介质或介质等于介质的预定页数的介质或另一介质由图像形成位置的校正量与目标介质的未对准量之间的差异以及图像形成位置 根据校正量进行校正。
    • 3. 发明申请
    • IMAGE FORMING APPARATUS
    • 图像形成装置
    • US20120251150A1
    • 2012-10-04
    • US13424991
    • 2012-03-20
    • Takashi NARAFuminori MOROTadashi MATSUDAIRAYoubao PENGSatoshi OGATA
    • Takashi NARAFuminori MOROTadashi MATSUDAIRAYoubao PENGSatoshi OGATA
    • G03G15/16
    • H04N1/506
    • An image formation control section sets a secondary transfer section in the pressed state in the case of execution of a main scanning correction processing as color registration correction, and sets the secondary transfer section in the separated state in the case of execution of a sub-scanning correction processing, an entire lateral magnification correction processing, a partial lateral magnification correction processing, or a skew correction processing, which is the correction of the image position for components other than the main scanning direction as color registration correction so as to prevent the situation where the correction accuracy of the image position with respect to the main scanning direction decreases and to prevent a decrease in print quality due to a residual image of a registration correction processing.
    • 在执行主扫描校正处理的情况下,图像形成控制部分将处于按压状态的二次转印部分设置为颜色对准校正​​,并且在执行副扫描的情况下将二次转印部分设置为分离状态 校正处理,整个横向放大校正处理,局部横向放大校正处理或歪斜校正处理,其是将主扫描方向以外的部件的图像位置校正为颜色对准校正​​,以防止其中 图像位置相对于主扫描方向的校正精度降低,并且防止由于对准校正处理的残留图像引起的打印质量的降低。
    • 4. 发明申请
    • IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
    • 图像形成装置和图像形成方法
    • US20110293307A1
    • 2011-12-01
    • US13114747
    • 2011-05-24
    • Satoshi OGATAKatsunori TAKAHASHIJun ONISHI
    • Satoshi OGATAKatsunori TAKAHASHIJun ONISHI
    • G03G15/16
    • G03G15/168G03G15/161G03G2215/0193
    • An image forming apparatus including: an image bearing member for bearing a toner image; a transfer section, which is pressed against, and is separated from, the image bearing member, for transferring a toner image on the image bearing member onto a recording medium when being pressed against the image bearing member, a transfer section drive section for driving the transfer section to rotate; and a control section configured to control the transfer section drive section to carry out constant speed control and constant torque control, to drive said transfer section to rotate at a constant speed, and at a constant torque, respectively, wherein the control section carries out the constant torque control while the transfer section is pressed against the image bearing member, in accordance with a drive torque detected when the constant speed control is carried out while the transfer section is separated from the image bearing member.
    • 一种图像形成装置,包括:用于承载调色剂图像的图像承载部件; 传送部分,其被压靠并且与图像承载部件分离,用于当被压靠在图像承载部件上时将图像承载部件上的调色剂图像转印到记录介质上;传送部分驱动部分,用于驱动 转移部分旋转; 以及控制部,其被配置为控制所述传送部驱动部,以进行恒速控制和恒定转矩控制,以驱动所述传送部分分别以恒定速度和恒定转矩旋转,其中所述控制部分执行 当转印部分与图像承载部件分离时,根据在执行恒定速度控制时检测到的驱动转矩,将转印部分压靠在图像承载部件上的恒定转矩控制。
    • 5. 发明申请
    • Image Forming Apparatus and Correction Method of Color-Misregistration in an Image
    • 图像形成装置和图像中颜色对准的校正方法
    • US20090003893A1
    • 2009-01-01
    • US12059980
    • 2008-03-31
    • Eiji NISHIKAWASatoshi OGATA
    • Eiji NISHIKAWASatoshi OGATA
    • G03G15/01
    • G03G15/0131G03G15/5058G03G2215/00059G03G2215/00599G03G2215/0135G03G2215/0161
    • An image forming apparatus that corrects color misregistration of an image including: an image forming device having an endless image carrier for carrying an image to be formed on the recording medium, wherein the image forming device forms the image in an image area that corresponds to the recording medium on the image carrier and also forms a color misregistration correction mark in an image boundary area that is sandwiched between the image area and the next image area following the image area on the image carrier; a mark detecting section for detecting the correction mark on the image boundary area; and a control device to change an interval for feeding the recording medium based on a fluctuating period of the color misregistration corresponding to an orbiting distance of the image carrier, and to expand image boundary area of the image carrier to form the mark at a changed position.
    • 一种图像形成装置,其校正图像的颜色不对齐,包括:图像形成装置,具有用于承载要在所述记录介质上形成的图像的环形图像载体,其中所述图像形成装置在与所述图像形成装置相对应的图像区域中形成图像 在图像载体上记录介质,并且在图像边界区域中形成颜色对准校正​​标记,该图像边界区域夹在图像区域和图像载体上的图像区域之后的下一个图像区域之间; 标记检测部分,用于检测图像边界区域上的校正标记; 以及控制装置,用于基于与图像载体的轨道距离对应的颜色对准的波动周期来改变馈送记录介质的间隔,并且扩大图像载体的图像边界区域以在改变位置形成标记 。
    • 9. 发明申请
    • IMAGE FORMING APPARATUS
    • 图像形成装置
    • US20090317099A1
    • 2009-12-24
    • US12480852
    • 2009-06-09
    • Kosuke MASUMOTOHiroyuki MARUYAMAToshihiro MOTOISatoshi OGATAKatsunori TAKAHASHIEiji NISHIKAWA
    • Kosuke MASUMOTOHiroyuki MARUYAMAToshihiro MOTOISatoshi OGATAKatsunori TAKAHASHIEiji NISHIKAWA
    • G03G15/02
    • G03G15/502G03G15/5079G03G15/55G03G15/553G03G2215/00109
    • An image forming apparatus according to the present invention includes a replaceable unit in which a plurality of replaceable parts are installed, a storage section to store a replacement time count value, a life duration time count value and a use count value, a display section and a control section to update the use count value in the storage section by counting the number of times of use of each of the parts installed in the unit, to determine whether a part which reached the life duration time exists or not based on the use count value of each of the parts which are update and the life duration time count value, and to display information for urging a replacement of the part which reached the life duration time and a part in which the use count value reached between the replacement time count value and the life duration time count value in the display section when the control section determines that the part which reached the life duration time exists.
    • 根据本发明的图像形成装置包括其中安装有多个可更换部件的可替换单元,存储更换时间计数值,寿命时间计数值和使用计数值的存储部分,显示部分和 控制部分,通过对安装在该单元中的每个部件的使用次数进行计数来更新存储部分中的使用计数值,以基于使用计数确定是否存在达到使用寿命时间的部分 更新的每个部件的值和使用寿命时间计数值,并且显示用于促使到达寿命期间的部件的替换的信息和在更换时间计数值之间达到使用计数值的部分 以及当控制部分确定存在达到使用寿命时间的部分时,显示部分中的使用寿命时间计数值。