Patent ID: 6515587
Filing Date: 2003-02-04
Classification: G08B

Abstract:
Packaging, including:a wall to extend around and enclose contents to be contained in the packaging; a group of electrically-conductive tracks extending over the wall, each including a first end and a second end opposite to the first end; and an electronic control circuit secured to the wall and including a group of first, output ports and a second, input port, the output ports being connected to respective ones of the first ends of the electrically-conductive tracks and the input port being connected to the second ends of the electrically-conductive tracks; wherein the electronic control circuit is operative to output electrical pulses from each of the output ports, with the pulses output from each of the output ports being distinguished from one another, and responsive to absence of receipt of pulses from any of the output ports via the electrically-conductive tracks to provide an indication of occurrence of damage to the wall.