Patent ID: 7735823

Claim:
An image forming apparatus comprising: a main body casing; a sheet-feeding member; and a sheet-feeding cassette that is removably attached to the main body casing and has a sheet housing section for housing a plurality of sheets; wherein the sheet-feeding cassette comprises: a first tray located on a downstream end portion of the sheet housing section in a sheet-feeding direction, the first tray including a first tray main body having a first wall section that regulates a position of the sheet in the sheet housing section by coming into contact with the sheet, and a sheet-urging plate being pivotably attached to the first tray main body and capable of urging a downstream end portion of the sheet against the sheet-feeding member; and a second tray located at an upstream end portion of the sheet housing section in the sheet-feeding direction, the second tray including a second tray main body having a second wall section that is located on an upstream end portion of the second tray in the sheet-feeding direction and regulates the position of the sheet in the sheet housing section by coming into contact with the sheet, the second tray being coupled to the first tray in a movable manner whereby an interval between the first wall section and the second wall section is made changeable; wherein a wall surface of the second wall section, which comes into contact with the sheet, moves to a position upstream of an upstream end portion of the first tray main body that is more upstream than any other portion of the first tray main body; a downstream end portion of the second tray in the sheet-feeding direction moves to a position downstream of an upstream end portion of the sheet-urging plate that is more upstream than any other portion of the sheet-urging plate in the sheet-feeding direction; and a size of the first tray and a size of the second tray are fixed.