Patent ID: 7646515

Claim:
An image reading apparatus, comprising: a housing; an image reading device for reading an image on a document being conveyed, the image reading device being located in the housing; a platen located in the housing and formed of a transparent member for reading the image of the document; and a scoop-up device situated parallel to the platen at a downstream side of the platen relative to a conveying direction of the document to scoop up the document, the scoop-up device comprising: a dust collecting space for collecting dust entering the apparatus through a gap between the platen and the scoop-up device, a platen joint portion defining a part of the dust collecting space and positioned below the platen, the platen joint portion having a top surface detachably contacting a bottom surface of the platen, and a plate member disposed in the dust collecting space for dividing the dust collecting space into an upper dust collecting space and a lower dust collecting space.