Patent ID: 7765026
Filing Date: 2010-07-27
Classification: B60S,G07F

Abstract:
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 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.