Electrophotography – Internal machine environment – Forced air circulation
Reexamination Certificate
2006-03-28
2006-03-28
Grainger, Quana (Department: 2852)
Electrophotography
Internal machine environment
Forced air circulation
Reexamination Certificate
active
07020411
ABSTRACT:
A copying machine100is provided with an image forming portion115for forming a toner image on a sheet, a fixing device122for applying heat to the sheet to fix the toner image on the sheet, a delivery portion125on which the sheet is delivered and stacked, heat exhausting fans157and158provided in the vicinity of the fixing device122and the delivery portion125for exhausting air in the surroundings of those122, 125from the right side101bof the main body101. There is provided air vents162, 163and164between the fixing device122and the heat exhausting fans157, 158and between the delivery portion125and the heat exhausting fans157and158. Thus, heat of the fixing device122is exhausted to avoid the delivered sheet adhesion caused by the high temperature.
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Canon Kabushiki Kaisha
Grainger Quana
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