JP2006229860A5 - - Google Patents

Claims (1)

シート状の記録媒体を一枚ずつ給送する給送手段と、前記記録媒体を搬送する搬送手段と、前記記録媒体の少なくとも一方の面に記録された画像情報を読み取る読取手段と、を備えた画像読取装置において、
前記記録媒体の到達と通過を検知する第一および第二の検知手段を有し、
前記給送手段と、前記搬送手段とは、別々に駆動される駆動手段を有する、あるいは、前記給送手段と、前記搬送手段とは、駆動を切り離すことのできる切り離し手段を有する、いずれかの構成において、
前記第一の検知手段で前記記録媒体の通過を検知し、前記第一の検知手段よりも下流に配置してある前記第二の検知手段で前記記録媒体の通過を検知するまでの間に、再び前記第一の検知手段で記録媒体の到達を検知したとき、前記給送手段の駆動を止めた後、前記第二の検知手段で前記記録媒体の通過を検知するまでの間に、前記第一の検知手段で記録媒体の通過を検知したときは、
前記第一の検知手段で検知している記録媒体と前記第二の検知手段で検知している記録媒体が別々の記録媒体ではなく、一つの記録媒体として判断する判断手段を有することを特徴とする画像読取装置。 Comprising a feeding means for feeding a sheet-like recording medium one by one, and conveying means for conveying the recording medium, reading means for reading image information recorded on at least one surface of the front type recording medium, the In the image reading apparatus,
Having first and second detection means for detecting the arrival and passage of the recording medium;
Said feeding means, said the transport means has a drive means driven separately, or with the feeding means, and said conveying means comprises a disconnecting means capable of disconnecting the drive, either In configuration,
Until detecting the passage of the first passage of the recording medium detected by the detection means, the first at the second detecting means is disposed downstream from the detection means and said recording medium, when detecting the arrival of the record medium again by the first detection means, after stopping the driving of the feeding means and before detecting passage of said recording medium by said second detection means, wherein When the first detection means detects the passage of the recording medium,
The recording medium detected by the first detection unit and the recording medium detected by the second detection unit include a determination unit that determines that the recording medium is not a separate recording medium but a single recording medium. An image reading apparatus.