Bill discriminating apparatus

Details Bill discriminating apparatus Bill discriminating apparatus

1979-08-27

1981-07-07

Boudreau, Leo H.

Communications: electrical

Digital comparator systems

194 4R, 235454, 250372, 250567, 3401463B, G06K 712, G01N 2130

Patent

active

042777747

ABSTRACT:
There is provided a bill discriminating apparatus which utilizes the presence of a light-emitting substance in a printed zone of the bill when irradiated with ultraviolet rays. The bill discriminating apparatus comprises an ultraviolet ray-emitting member for irradiating a bill to be discriminated, a photoelectric converter element for receiving light rays emitted from a light-emitting substance in a printed zone of the bill when the light-emitting substance is irradiated with ultraviolet rays, and a discriminating circuit for checking pattern signals of the light-emitting substance, which signals are delivered by said converter element.

REFERENCES:
patent: 2951164 (1960-08-01), Timms
patent: 3480785 (1969-11-01), Aufderheide
patent: 3496371 (1970-02-01), Endo
patent: 4114804 (1978-09-01), Jones et al.

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