| 摘要 |
An apparatus for self-serve checkout of large order purchases is provided. The apparatus includes one or more product code entry devices for entering a product code of an item to be purchased, a controller and a carousel assembly that includes a rotating mechanism, a rack coupled with the rotating mechanism, and a scale underneath the rotating mechanism and rack. The rack holds a plurality of bags open for packing a plurality of items, and may be rotated along with the rotating mechanism to present a select one of the bags for packing the item to be purchased. The scale provides a weight signal corresponding to a weight of packed items in the plurality of bags on the carousel. The controller monitors the weight signal to detect any abnormal weights or weight changes. The apparatus also may be provided with a large item holding assembly that includes a second scale which provides a second weight signal corresponding to the weight of one or more oversized items on the large item holding assembly. |
