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Multiple service vending machine with unitized pricing and proportionalized analog display

  • US 7,765,026 B2
  • Filed: 03/21/2006
  • Issued: 07/27/2010
  • Est. Priority Date: 03/21/2006
  • Status: Expired due to Fees
First Claim
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1. A vending machine comprising:

  • means for enabling a customer of the machine to select an initial product or service to be vended at a given price;

    means for accepting payment from customers;

    a controller for operating the vending machine, the controller comprising;

    means for recognizing said payment and establishing customer credit in response to the payment;

    means for initiating a vend of the initial selected product or service;

    means for determining the amount of the initial selected product or service that remains as the vend is completed; and

    ,bar graph means operated by said controller for providing a visual analog display varying between zero and one hundred percent illumination that corresponds to the amount of a selected product or service that remains to be vended, wherein the bar graph means comprises a plurality of separate segments arranged serially in a line that can be individually illuminated, and wherein all of the illuminated segments in the bar graph means are illuminated any time a vend is initiated, and as the vend completes, the number of illuminated segments decreases to indicate the proportion of the selected product or service that remains to be vended;

    means for recognizing when a subsequent product or service is selected by the customer while credit still remains for the vend of the initial product or service;

    means for initiating a vend of the subsequently selected product or service;

    means for recognizing the customer credit remaining after the vend of the initial product or service;

    means for determining how much of said subsequent product or service may be vended in response to said customer credit remaining; and

    ,means for resetting the bar graph means to a one hundred percent indication which is thereafter visibly decreased in response to the vending of said subsequent product or service.

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