Patent ID: 7832181
Filing Date: 2010-11-16
Classification: B07C,B65B,G01N

Abstract:
1. A foil lid inspection system for detecting and separating defective foil lids on a container in a production line, the system comprising: at least one light source for illuminating the container, the at least one light source positioned to direct light in an upward direction at the container; an inspection camera disposed above the foil lid, the camera comprising at least one output; and inspection software in communication with the inspection camera, the inspection software being constructed and arranged to determine if the foil lid on the container is defective, wherein a reject signal is applied to the at least one output if the software determines that the foil lid is defective, the software is constructed and arranged to overlay two concentric circles on a foil lid, the two concentric circles defining a space therebetween, the software further constructed and arranged to divide the space into a plurality of sectors, measure the amount of white pixels in each of the plurality of sectors, and compare the measured amount of white pixels in each of the plurality of sectors against a first operator configurable set point in order to determine whether each of the plurality of sectors is a pass sector or a fail sector.