| 摘要 |
A document reader for reading manually fed edge coded documents, comprising a first component including a side wall, a second component orthogonally positioned with respect to the first component and having a second sidewall, the first and second sidewalls positioned adjacent one another so as to form a document receiving slot therebetween, the first sidewall containing an opening, a drive means, the drive means positioned within the first component and adapted to project through the first sidewall opening and substantially across the slot, the second sidewall including an opening, reading means contained within the second component, the reading means including a light source, means for directing light from the source through the second wall opening to the document, means responsive to light reflected from the document for converting the reflected light to digital data, control means coupled to the drive means, sensing means positioned proximate to the slot for sensing the precise location of the document, the sensing means coupled to the control means and responsive to the sensed document for controlling the drive of the document past the first and second openings. |
