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Patent Name Method and Apparatus for Quality Control of Packaging Boxes Patent Applicant Ji Dian United Co., Ltd. Principal Applicant Address Bologna, Italy Inventor Luca Cellati; Gaetano De Pietra Application (Patent) No. 200510066059.1 Date of Application 2005.04.19 Certification Date Approval Notice No. 1690697 Approval Notice Date 2005.11.02 Manual Disc No. D0544 Main Classification No. G01N21/898 Classification No. G01N21/898; G01N21/956; G01N23/00; B07C5/34 Subdivision Original Priority No. Item 2004.4.19 IT BO2004A000221 Abstract The present invention discloses a method and device (1) for quality control of a cigarette pack (2), whereby in use, when the pack (2) is conveyed through the quality When the control station (29; 30), the optical detection unit (27; 28) acquires data relating to a given part (15; 37) of the packaging box (2), which is useful in the visible light range (15; 37) The external wavelengths are optically detectable materials; the data detected by the optical detection unit (27; 28) is compared with the reference data, and the comparison results are used to determine the pass or rejection of the box (2); In this way, the situation of the box (2) can be determined irrespective of the pattern on the box (2). Sovereignty item 1. A method of quality control of a package, the method comprising the following steps: a delivery step for transporting the package along a delivery path (P) passing through a quality control station (19; 20) (2) an optical detection step for detecting at least one detection data item related to at least one given part (15; 37) of the package (2); and a comparison step for the detection data item Comparing with at least one reference data item to determine rejection or receipt of said package (2); said method is characterized in that said given part (15; 37) contains at least one pigment, said pigment being The at least one wavelength outside the range of visible light is optically detectable; said detection data item is detected by receiving electromagnetic radiation having said given wavelength from said pigment. International Application International Announcement Date of Entry into the Country Patent Agency Beijing Kangxin Intellectual Property Agency Co., Ltd. Agency Address Zhang Sheyi Song Ziliang