Device for the detection of a foreign body in a coin channel

Details Device for the detection of a foreign body in a coin channel Device for the detection of a foreign body in a coin channel

1993-04-13

1995-01-24

Huppert, Michael S.

Check-actuated control mechanisms

With additional, disparate means preventing fraudulent...

Means preventing use of tethered check

194331, G07D 510, G07F 302

Patent

active

053835468

ABSTRACT:
For detecting a foreign body, as, for instance, a thread (3) or a wire in a coin channel (10) or for the recognition of the edge outline of coins moving along the guide channel, a photoelectric detector (1, 2) monitors the coin channel (10) (FIG. 1).

REFERENCES:
patent: 3998309 (1976-12-01), Mandas et al.
patent: 4089400 (1978-05-01), Gregory, Jr.
patent: 4172222 (1979-10-01), Eglise
patent: 4546868 (1985-10-01), Gregory, Jr.
patent: 4666027 (1987-05-01), Ostroski et al.
patent: 5236074 (1993-08-01), Gotaas

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