CHANGE HANDLING DEVICE AND AUTOMATIC VENDING SYSTEM

摘要

PROBLEM TO BE SOLVED: To prevent a purchaser from troublesome with respect to change. SOLUTION: The change generated when a user U purchases goods in cash from a vending machine, is returned to a user's account for electronic value formed in a server S, as the electronic value. Whether the change is returned in cash or by the electronic value may be selected by the user U.