Patent ID: 7053316

Claim:
Weighing device for handling sales transactions in a retail store, with several functional units, each one among said functional units being linked to at least another one among said functional units by a signal communications system, and at least one of which ( 2 , 3 ) has a load cell for producing an electric signal proportional to the weight of an object placed on the load cell for weighing, at least one ( 1 ) has an evaluation unit for forming a weight value expressed in a system of units from the weight signal supplied via the given signal communications system, at least one ( 6 , 7 , 8 , 9 ) has a display unit for displaying the weight value and a total price of said object supplied via the given signal communications system, and at least one ( 1 ) has a control unit for memorizing an article number and an associated unit price of said object and for controlling the operation of the weighing device so as to calculate said total price by multiplication of said unit price with said weight value after said article number is entered, wherein at least two among said functional units having said load cell, said evaluation unit, said display unit, and said control unit are spatially separated from each other in the retail store, and their signal communications system, which serves to maintain the flow of signals connected with the handling of the sales transactions, is executed wirelessly.