发明名称 Packaging apparatus and method
摘要 A mechanism for the actuation of spreading elements (60) of a packaging machine is disclosed. The mechanism has an electromagnet (70). The mechanism allows the actuation of the spreading elements (60), without a structure being required in the shaping tube (20) of the packaging machine. <IMAGE>
申请公布号 DE4427698(A1) 申请公布日期 1995.02.16
申请号 DE19944427698 申请日期 1994.08.04
申请人 MINNESOTA MINING AND MFG. CO., SAINT PAUL, MINN., US 发明人 DELMORE, MICHAEL DANIEL, SAINT PAUL, MINN., US;ROEN, RANDOLPH PERRY, SAINT PAUL, MINN., US
分类号 B29C53/20;B29C65/00;B65B9/20;B65B9/213 主分类号 B29C53/20
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