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Credit and bank issued debit card operated system and method for controlling a prepaid card encoding/dispensing machine

  • US 5,637,845 A
  • Filed: 06/13/1995
  • Issued: 06/10/1997
  • Est. Priority Date: 12/12/1994
  • Status: Expired due to Term
First Claim
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1. A vending machine control system for controlling and monitoring credit card transactions of a pre-existing vending machine which encodes prepaid cards, said pre-existing vending machine having a currency acceptor and control interface lines for use in encoding said prepaid cards, said vending machine control system comprising:

  • a) means for reading magnetically stored information from a credit card;

    b) means for obtaining an authorization amount for said transactions for said credit card from a credit verification source external to said vending machine;

    c) means for storing said authorization amount;

    d) means for selecting a prepaid amount to be encoded on a prepaid card;

    e) means for determining whether a prepaid amount selected with said means for selecting is below a maximum allowed transaction amount;

    f) means for controlling the encoding of a prepaid card in response to said means for selecting;

    g) means for storing transaction information corresponding to said operation of said vending machine and said magnetic information from said credit card;

    h) means for housing elements a) through g) separately from said pre-existing vending machine; and

    i) means for connecting said vending machine control system to said pre-existing vending machine at a point on said control interface lines which is operationally related to said currency acceptor such that said pre-existing vending machine can be operated with either currency or said credit card.

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