Imaging card device having an optical validation sensor

Details Imaging card device having an optical validation sensor Imaging card device having an optical validation sensor

1992-06-23

1993-04-27

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

2502221, 235468, G06K 710, G01V 904

Patent

active

052065200

ABSTRACT:
An imaging device of the present invention, utilized for game cards or the like, comprises an optical validation sensor configured to prevent fraudulent play by a retailer or the like to pick out winning game cards. The optical validation sensor activates the imaging device only upon sensing a predetermined amount or density of light passing through the game card. The imaging device also comprises a debris slot to prevent debris or the like from collecting therein when accompanied with a card being inserted and improved configurations of the game card.

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patent: 4832341 (1989-05-01), Muller et al.
patent: 4858123 (1989-08-01), Alexoff et al.
patent: 4924088 (1990-05-01), Carman et al.
patent: 5139339 (1992-08-01), Courtney et al.

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