| 摘要 |
To prevent toner in a waste toner collection box incorporated in a process cartridge from becoming melted and solidified due to the heat generated by a fixing device positioned below the waste toner collection box, a duct is provided therebetween. The duct may be integrally provided below the waste toner collection box or above the fixing device. A fan, which faces one end of the duct, moves the air therein. One or both ends of the duct may be provided with a handle, which also serves as a wide mouthed extension to the duct.
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