| 摘要 |
A toner supply device comprises: a toner cartridge, which is used for an image forming system, including a substantially cylindrical container for housing therein a toner and which is supplied when the toner is insufficient for the image forming system; an information recording part which is provided on the peripheral surface of the container and on which information including that the toner is a certified product has been recorded; a rotating unit, connected to the tip portion of the container when the container is attached, for rotating the container along the peripheral surface; a cleaning unit, provided in the vicinity of the container, for contacting the information recording part of the container in response to the operation of the rotating unit during the reading operation of a reading sensor, to sequentially clean the information recording part by the rotation of the container; and a reading sensor, provided in the vicinity of the container and in front of the cleaning unit in rotational directions of the toner cartridge, for sequentially reading the information on the information recording part cleaned by the cleaning unit in response to the operation of the rotating unit.
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