Patent ID: 7912575

Claim:
A method for controlling feeding of plate-shaped workpieces to a work station comprising: feeding a plate-shaped workpiece to a control station; fixing at least one electronic weighing unit in a stationary position on a fixing structure of the control station, wherein the at least one electronic weighing unit comprises four electronic load cells, each disposed proximate to a corner of a U-shaped structure formed from three connected straight beams; weighing the workpiece at the control station using the at least one electronic weighing unit of the control station; transmitting, from the at least one electronic weighing unit, a weight signal to a control unit; and signaling, by the control station, for the feeding of the workpiece to the work station only if the transmitted weight signal lies within a predetermined set point range corresponding to a single unit of the workpiece, wherein weighing the workpiece, transmitting the weight signal, and signaling for the feeding occur at the control station before initiating moving of the workpiece from the control station to the work station.