Device for recognizing a category of coins

Details Device for recognizing a category of coins Device for recognizing a category of coins

1975-06-02

1976-08-31

Knowles, Allen N.

Check-actuated control mechanisms

Including noncontacting, relatively movable parts connected...

194102, G07F 302

Patent

active

039775089

ABSTRACT:
Device for recognizing a category of coins making it possible to reject or accept coins by using measurement sensors having built-in magneto-resistances in a measuring bridge. A particular application can be found for the invention in toll devices for public highways.

REFERENCES:
patent: 3152677 (1964-10-01), Phillips
patent: 3561580 (1971-02-01), Meloni
patent: 3587809 (1971-06-01), Meloni
patent: 3749220 (1973-07-01), Tabiichi et al.
patent: 3901368 (1975-08-01), Klinger

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