Patent ID: 6859636

Claim:
An image reading apparatus for reading images on documents by feeding the documents one at a time, comprising: a document supply tray for stacking the documents; a transport path for sequentially feeding the documents on said supply tray; a reading station to read the images on the documents disposed in said transport path; photoelectric conversion means for photoelectrically converting the images on the documents moving over said reading station; a discharge tray for storing the documents that have been read from said reading station; a first transport roller disposed in front and second transport rollers disposed at back relative to the reading station in a direction of transport of the documents, wherein said second transport rollers are paired rollers contacting each other and arranged adjacent to said discharge tray; first detection means that detects a leading edge of the document and controls start of reading of the document on said reading station, said first detection means being disposed upstream of said first transport roller; and second detection means that detects a trailing edge of said document and detects transport of the document out to said discharge tray, said second detection means being provided with a stick-shaped lever member that abuts against the leading edge of the document at a side of the discharge tray from a contact point of the second transport rollers.