| 摘要 |
<p>Described herein is a metering arrangement (10) in which a coded receipt includes encoded data relating to an amount of a commodity purchased from a particular commodity supplier. The metering arrangement (10) including an input unit (24) which is capable of accepting the coded receipt and for providing a signal for a metering unit (12, 14, 20, 22) to control the operation of a switch (14) located therewith in accordance with a value credited to a memory (22) located therein. The arrangement (10) also includes a data collection unit (28, 32, 34) which accumulates consumption records for the commodity and transmits them to a central collection unit where they are processed and apportioned to the commodity suppliers. <IMAGE></p> |
