Apparatus for inspection of concave elements including containers or caps
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United States of America Patent
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Mar 12, 2013
Grant Date -
Aug 9, 2012
app pub date -
Jan 27, 2012
filing date -
Aug 4, 2009
priority date (Note) -
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Abstract
The present invention relates to an Apparatus for inspection of concave elements, for detection of contaminations and/or defects, comprising means for lighting a concave element to be subjected to inspection, an image detection unit, such as a camera or like, an optic group and means for processing images acquired by said image detection unit, in order to individuate said contaminations and/or said defects of said concave element, characterized in that said lighting means comprise a first light source, suitable to generate a diffused lighting direct on the concave surface, and a second light source, suitable to generate a grazing lighting directed on the outer lateral surface of said concave element, and in that said optic group is placed so as to detect light emitted by concave surface and transmitting the same to said image detection unit.
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