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Product vending system with pneumatic product delivery

  • US 5,816,443 A
  • Filed: 12/12/1995
  • Issued: 10/06/1998
  • Est. Priority Date: 03/15/1995
  • Status: Expired due to Term
First Claim
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1. An auxiliary system for vending individually packaged products to customers of a diverse product or service providing system having a payment receiving or charging subsystem associated therewith, wherein:

  • the diverse vending system includes an accounting subsystem to automatically charge purchases to an account of a customer;

    the auxiliary system comprising;

    an order entry device at a vending location accessible to a customer of the diverse system;

    a product delivery unit at the vending location;

    a product supply at a supply location having a plurality of products thereat;

    a pneumatic conveyor responsive to a control signal from the controller, the conveyor including a delivery tube extending from the product supply to the product delivery unit, the tube having a loading end at the product supply and a delivery end connected to the product delivery unit;

    a communication link logically interconnecting the auxiliary system with the payment subsystem of the diverse system; and

    control logic configured to generate the control signal and to cause the communication of transaction price information to the payment subsystem in response to the entry of an order on the order entry device to automatically charge a purchase of the vended product to the charge account of the customer.

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