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Multiple service vending machine with unitized pricing and proportionalized analog display

  • US 20070225860A1
  • Filed: 03/21/2006
  • Published: 09/27/2007
  • Est. Priority Date: 03/21/2006
  • Status: Active Grant
First Claim
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1. A vending machine comprising:

  • means for enabling a customer of the machine to select an initial commodity 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.

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