Patent ID: 8045914
Filing Date: 2011-10-25
Classification: G03G

Abstract:
1. An image forming apparatus comprising: an image forming unit having an image bearing member for bearing a toner image; a transfer unit which transfers a toner image on the image bearing member to a sheet; a fixing unit which fixes the toner image transferred by the transfer unit on the sheet by heat; a discharging member which discharges the sheet on which the toner image is fixed by the fixing unit; a stacking portion on which the sheets discharged by the discharge member are stacked; a reversing roller pair which is rotatable normally/reversibly and which conveys the sheet on which the toner image is fixed by the fixing unit in a first direction and thereafter conveys the sheet in a second direction that is an opposite direction of the first direction; a repeated feeding passage that conveys the sheet, which has been conveyed in the second direction by the reversing roller pair, to the image forming unit again; a plate-like tray that is disposed above the stacking portion and on a side of the first direction with respect to the reversing roller pair, and guides the sheet being conveyed by the reversing roller pair; an opening, through which an air passes, formed in the plate-like tray; and a fan which cools the sheet stacked on the stacking portion and the sheet being conveyed by the reversing roller pair while the sheet is being guided by the plate-like tray, wherein the fan is mounted on a bottom of the plate-like tray.