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US 4,536,648 AGranted
Optical card read/write scanning system
AssigneeNCR Corporation
InventorsRichard M. Kruse, David J. Moffett, Madhu C. Patel, Ronald L. Barnes
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Abstract
An optical card is oscillated in an X direction along a curved path by a voice coil driver, and an optical read/write module is translated in the Y direction to read recorded information on the card.
Claims10
Apparatus for optically reading a document having a transversely positioned data field thereon comprising
- means supporting the document in arcuate manner,
- means positioned opposite the data field on the document and movable in the Y direction for reading the extent of the data field, and
- means responsive to a coil signal and operably associated with the document supporting means for swinging thereof a limited manner in the X direction.
An optical card read/write scanning system comprising an
- optical card having a field of recorded information on one surface thereof, a
- card holder formed in arcuate manner and having the one surface facing in one direction,
- read means positioned opposite the one surface and movable in the Y direction for reading the field of recorded information, and
- drive means responsive to a coil signal and operably associated with the card holder for oscillating thereof a limited distance in the X direction.
1 more element
Dependencies are inferred from the claim text.