Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Patent
1993-07-12
1994-12-06
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Photocell controlled circuit
362260, H01J 4014
Patent
active
053713567
ABSTRACT:
Document-imager for imaging documents (e.g. checks that are transported past an imaging-site, where the site is illuminated by one (or two) pairs of lamps symmetrically disposed about the site, with image-reflection sent back between lamps to be captured.
REFERENCES:
patent: 4623937 (1986-11-01), Watanabe
Bakker Johan P.
Catchpole Clive E.
Tratar David B.
Vala John D.
McCormack John J.
Nelms David C.
Starr Mark T.
Unisys Corporation
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