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    • 18. 发明授权
    • Image forming apparatus and charging management system
    • 成像设备及收费管理系统
    • US09280111B2
    • 2016-03-08
    • US14549259
    • 2014-11-20
    • KONICA MINOLTA, INC.
    • Osamu ShimotosoMichio Takahashi
    • G03G21/02G03G15/00G06K15/00
    • G03G15/50G03G21/02G06K15/00
    • An image forming apparatus includes: a sensor that detects discontinuation of printing or a decrease in print speed; and an electric circuit configured to set an available time to print according to an amount of advance payment; count a usage time during which the image forming apparatus is used; determine permission or prohibition of printing based on the available time to print and the usage time; determine whether to count the usage time based on a factor for the discontinuation of printing or the decrease in print speed when the sensor detects the discontinuation of printing or the decrease in print speed; and prohibit printing when the counted usage time reaches the available time to print.
    • 图像形成装置包括:检测中断打印或降低打印速度的传感器; 以及电路,被配置为根据预付金额设定可用的打印时间; 计算使用图像形成装置的使用时间; 根据可用的打印时间和使用时间确定许可或禁止打印; 当传感器检测到打印中断或打印速度降低时,根据停止打印的因素或打印速度的降低来确定是否计数使用时间; 并且当计数的使用时间达到可用的打印时间时禁止打印。