发明名称 |
Method and device for length measurement of packaging webs |
摘要 |
The present invention concerns a method and a device for absolute measurement of a print repeat length and/or at least one package length of a moving packaging web ( 1 ) in line with a printing machine. Normally the print repeat length and one package length are measured and analysed simultaneously. The measurements are made by means of a number of CCD-cameras ( 2, 3, 4 ) connected to a computer ( 6 ) by means of a frame grabber ( 7 ). |
申请公布号 |
SE0001946(D0) |
申请公布日期 |
2000.05.25 |
申请号 |
SE20000001946 |
申请日期 |
2000.05.25 |
申请人 |
TETRA LAVAL HOLDINGS & FINANCE SA |
发明人 |
LARS *RODMAN |
分类号 |
B41F33/14;B41F33/00;(IPC1-7):B41F/ |
主分类号 |
B41F33/14 |
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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