Device for the monitored processing and billing of sales of goods and services at petrol stations

摘要

The system has an entry monitor with an output device (5) for a customer card and read-in devices (6) at all facilities where goods and services can be provided. In one embodiment of the system, when the customer card is removed the associated vehicle is registered visually with its registration number and the identification code of the customer card together with the date and the time. Goods and services can only be obtained if the customer card has been inserted into the corresponding read-in device (6). At the same time, the corresponding provision of the goods or services is recorded by a central computer unit. In order to make payment, value is deducted from the customer card. In one embodiment with an exit barrier, the said barrier is opened by inserting the customer card from which value has been deducted. <IMAGE>