专利汇可以提供Controller for card type automatic vending machine专利检索,专利查询,专利分析的服务。并且PURPOSE: To eliminate the stoppage of a sale due to the lack of change even when the change can not be paid back by the additional feeding of cash due to the lack of card received money amount by permitting the sale when a lacking pay-back amount is less than the input amount of a card and writing the lacking payback amount as a card balance.
CONSTITUTION: When the cash T is received since the received money amount Z of the inserted card is less than a commodity price Q, the value of (Z+T-Q) to be a change amount R is computed by a change amount computing means D and compared with a change preparation amount J. When the change amount R is less than the change preparation amount J, whether or not a lacking change amount (R-J) is less than the card received money Z is judged by a sales propriety judgement means E. By a sales control means F, the sale is permitted when the lacking change amount (R-J) is less than the received money amount Z, the amount of J is paid back as the change and the lacking change amount (R-J) is written in the card as the balance Z'. Thus, the sale is not stopped due to the lack of the change.
COPYRIGHT: (C)1989,JPO,下面是Controller for card type automatic vending machine专利的具体信息内容。
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