发明名称 |
APPARATUS FOR MAKING PERFORATIONS IN A PACKAGING MATERIAL AND METHOD OF ADJUSTING SUCH AN APPARATUS |
摘要 |
<p>The invention relates to an apparatus (1) for making perforations in a packaging material, in particular a polymer film (2), comprising a conveyor for transporting the material (2) along a path through the apparatus (1), a laser device (7) with adjustable focal point, and an in-line optical detector (8) for measuring one or more parameters of the perforations made with the beam. The apparatus further comprises a support (12) for supporting the packaging material (2) at or near the position of the laser (7) and/or the detector (8). The support (12) comprises a recess or an opening (16) in the support receiving the beam of the laser (7) and/or providing optical access to the packaging material (2) from both sides.</p> |
申请公布号 |
EP2576124(B1) |
申请公布日期 |
2014.03.12 |
申请号 |
EP20110721531 |
申请日期 |
2011.05.26 |
申请人 |
PERFO KNOWLEDGY BV |
发明人 |
DE BRUIN, MARTIJN, WILLEM |
分类号 |
B23K26/08;B23K26/04;B23K26/38;B65B61/02 |
主分类号 |
B23K26/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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