Patent ID: 7758406

Claim:
System for the control of stunning current in a bird slaughtering equipment, said system comprising a line ( 11 ) supporting a series of equally distant hooks ( 12 ), a stunning tub ( 14 ), birds ( 13 ) are tied by their feet to the hooks ( 12 ) and are subjected to stunning current when partially dipped into the tub ( 14 ), the stunning current is supplied by a device ( 20 ), which controls the stunning current, the device having poles that are connected to the line ( 11 ) and the tub ( 14 ) respectively by lines ( 17 ) and ( 18 ), the system includes a first sensor group ( 15 ) designed to detect the presence of hooks ( 12 ) and a second sensor group ( 16 ) designed to detect the presence of birds ( 16 ), first and second sensor groups ( 15 , 16 ) being located upstream from the tub ( 14 ), said stunning current controlling device ( 20 ) supplying stunning current which is a function of the real an actual number of birds inside the tub ( 14 ) at the time of stunning.