Claims
- 1. A method of dispensing items from an item dispenser at a point-of-sale counter comprising:
- entering into an input device of a retailer unit a payment value for a purchase of items by a customer, the retailer unit being located at the point-of-sale counter;
- transmitting the payment value from the retailer unit to a customer unit in electrical communication with the retailer unit, the customer unit being located at the point-of-sale counter;
- displaying the payment value from the customer unit;
- entering into an input device of the customer unit a selection of a first item to be purchased using the payment value; and
- dispensing the first item from the item dispenser.
- 2. The method of claim 1 further comprising providing a passive display providing an image of items dispensed by the item dispenser.
- 3. The method of claim 2 further comprising deactivating the customer unit in response to a `difference value equaling zero.
- 4. The method of claim 1 further comprising:
- displaying with the customer unit a difference value equal to a difference between the payment value and a value of the first item selected.
- 5. The method of claim 4 further comprising:
- entering into the input device of the customer unit a selection of another item to be purchased using the payment value; and
- dispensing the other item from the item dispenser located with respect to the point-of-sale counter.
- 6. The method of claim 5 further comprising repeating until the difference value equals zero the step of displaying a difference value followed by the steps of entering into the input device of the customer unit a selection of another item to be purchased and dispensing the other item from the item dispenser.
- 7. The method of claim 6 further comprising deactivating the customer unit in response to the difference value equaling zero.
Parent Case Info
This is a div. of Ser. No. 09/039,073 filed Mar. 13, 1998.
US Referenced Citations (5)
Divisions (1)
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Number |
Date |
Country |
Parent |
039073 |
Mar 1998 |
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