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    • 41. 发明授权
    • Photosensitive drum mounting method, process cartridge and
electrophotographic image forming apparatus
    • 感光鼓安装方法,处理盒和电子照相成像设备
    • US6097909A
    • 2000-08-01
    • US887131
    • 1997-07-02
    • Kazushi WatanabeAtsushi NumagamiToru Oguma
    • Kazushi WatanabeAtsushi NumagamiToru Oguma
    • G03G21/00G03G21/16G03G21/18
    • G03G21/1853G03G21/186
    • A process cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus includes an electrophotographic photosensitive drum; a shaft, projected externally of the electrophotographic photosensitive drum at a longitudinal end of the electrophotographic photosensitive drum, for supporting the electrophotographic photosensitive drum in the cartridge frame; a driving force receptor member, projected externally from a lateral edge of the shaft substantially coaxially with the electrophotographic photosensitive drum, for receiving driving force from a main assembly of the apparatus when the process cartridge is mounted to the main assembly; process mechanisms actable on the electrophotographic photosensitive drum; a hole, provided in the cartridge frame, for supporting the electrophotographic photosensitive drum in the cartridge frame, wherein a part of the hole is open to permit insertion of the shaft of the electrophotographic photosensitive drum in a direction crossing with a longitudinal direction of the electrophotographic photosensitive drum; a bearing member engaged with the hole and rotatably supporting the shaft on the cartridge frame.
    • 可拆卸地安装到电子照相成像设备的主组件的处理盒包括电子照相感光鼓; 在电子照相感光鼓的纵向端处在电子照相感光鼓的外部突出的用于将电子照相感光鼓支撑在盒框架中的轴; 驱动力接收构件,其从所述轴的横向边缘的外部基本上与所述电子照相感光鼓同轴地突出,用于当所述处理盒安装到所述主组件时从所述装置的主组件接收驱动力; 可在电子照相感光鼓上作用的处理机构; 设置在盒框架中的用于将电子照相感光鼓支撑在盒框架中的孔,其中,孔的一部分是敞开的,以允许电子照相感光鼓的轴沿电子照相感光鼓的纵向方向交叉的方向插入 感光鼓; 轴承构件与孔接合并且将轴可旋转地支撑在盒框架上。
    • 50. 发明授权
    • Digital controller for controlling output voltage under large variations in load and supply voltage
    • 用于在负载和电源电压大变化下控制输出电压的数字控制器
    • US08285400B2
    • 2012-10-09
    • US12518488
    • 2007-12-11
    • Kouji HiguchiKazushi NakanoTatsuyoshi KajikawaEiji TakegamiKazushi WatanabeSatoshi Tomioka
    • Kouji HiguchiKazushi NakanoTatsuyoshi KajikawaEiji TakegamiKazushi WatanabeSatoshi Tomioka
    • G05B13/02G05B11/01G05B19/29
    • H02M3/157
    • There is provided a digital controller which can reduce a variation in output voltage as compared to the conventional digital controller at the time of abrupt changes in load and in input of a power amplifier. The digital controller is built in the power amplifier for supplying an output voltage vo to a load and is equipped with a manipulated variable calculating unit which detects the output voltage vo to calculate a manipulated variable ξ1 and a signal generating unit which converts the manipulated variable ξ1 into a signal for making the power amplifier operate. A feedforward function from an equivalent disturbance qy caused by the variation in the load is replaced by a feedback function from the output voltage vo and the manipulated variable ξ1, thereby allowing a transfer characteristic from the disturbance qy to the output voltage vo to result in a quadratic differential characteristic. Consequently, the variation in output voltage can be reduced as compared to the conventional controller at the time of the abrupt changes in the load and in the input of the power amplifier.
    • 在负载突然变化和功率放大器的输入时,提供了一种数字控制器,其可以减少输出电压的变化,与传统的数字控制器相比。 数字控制器内置在功率放大器中,用于向负载提供输出电压vo,并且配备有操纵变量计算单元,该操作变量计算单元检测输出电压vo以计算操纵变量xgr1;以及信号生成单元,其将被操纵的 变量&xgr 1转换成用于使功率放大器工作的信号。 由负载变化引起的等效干扰qy的前馈函数由来自输出电压vo和操作变量& xgr1的反馈函数代替,从而允许从干扰qy到输出电压vo的传递特性 具有二次微分特性。 因此,与传统控制器相比,在负载突然变化和功率放大器输入时,输出电压的变化可以减小。