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Vending system capable of renewing record of a prepaid card

  • US 5,409,092 A
  • Filed: 05/20/1991
  • Issued: 04/25/1995
  • Est. Priority Date: 05/25/1990
  • Status: Expired due to Fees
First Claim
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1. Vending system which comprises:

  • money identifying means for identifying an inserted money;

    card receiving means for receiving a card in which amount information is recorded;

    card amount reading means for reading the amount information recorded in the card that is received by said card receiving means;

    money amount calculating means for counting an amount of the inserted money based on an output of said money identifying means and obtaining a balance of the inserted money by subtracting an amount corresponding to a selling price of a product;

    card amount calculating means for inputting the amount read by said card amount reading means and obtaining a balance of a card amount by subtracting an amount corresponding to a selling price of a product;

    write-instruction means including an operator for instructing for writing of amount information into the card when said operator has been operated;

    product sale selecting means for selecting a sale of a product;

    selling means for performing a selling action for a product when the product has been selected by said product sale selecting means;

    subtraction controlling means for, when the selling action has been performed, controlling said money amount calculating means and said card amount calculating means in such a manner that an amount equivalent to a selling price of a sold product is subtracted in at least one of said calculating means;

    return controlling means including a return selector for returning, when said return selector has been operated, an amount of money corresponding to a balance obtained by said money amount calculating means as a change, and then returning the card received by said card receiving means in an automatic fashion;

    first write-controlling means for, when subtraction has been performed in said card amount calculating means under a control of said subtraction controlling means, automatically writing a balance thereof into the card received by said card receiving means; and

    second write-controlling means for, in response to instruction of said write-instruction means, writing a sum of outputs of said money amount calculating means and said card amount calculating means into the card received by said card receiving means and then returning the card in an automatic fashion.

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