Constant spacing document feeder

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United States of America Patent

PATENT NO 4318540
SERIAL NO

06111804

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A constant spacing document feeder employs a motor control circuit which drives a feed wheel at an average speed which is dependent upon the length of a document. Since the spacing between successive documents is a function of the length of each following document, by varying the speed of the feed wheel in accordance with the length of each document, the spacing between each document can be maintained substantially constant.

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Patent Owner(s)

  • UNISYS CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Casper, Mark S Williamsville, NY 9 200
Paananen, Eugene E Brighton, MI 2 36
Peng, Chung H Woodhaven, MI 2 34

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