Method for corrective action on the operation of a line for the production of absorbent sanitary articles, such as nappies for babies or incontinence pads for adults, sanitary towels or the like
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United States of America Patent
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Aug 15, 2017
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app pub date -
Feb 23, 2012
filing date -
Feb 24, 2011
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Abstract
A method for corrective action on the operation of a line for the production of absorbent sanitary articles, comprises capturing at least one image of each article being fed out of the line; using the image to define first parameters indicating the positioning and/or assembly and/or shape of at least one respective component; detecting a production defect if at least one of the first parameters is outside a respective acceptability range; identifying second, line operating parameters which are used to indicate if the first parameter is outside the respective acceptability range; comparing the line operating parameters with respective third, reference parameters indicating optimum line operation; using the comparison to derive a map of abnormal operating parameters; checking if each combination of abnormal operating parameters indicates a respective cause of malfunction of the line; defining a respective corrective action.
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