发明名称 |
A method of manufacture of packing containers and packing containers manufactured in accordance with the method. |
摘要 |
The invention relates to a method for the manufacture of packing containers. The container body of the packing container is manufactured by spiral winding of a monoaxially molecular-oriented polyester film. The polyester film is spirally wound onto a mandrel to form a tube with the edge zones of successive turns of the strip overlapping in a continuous joint. The material is sealed within the edge zones by means of surface fusion. The invention also relates to a packing container manufactured in accordance with the method. |
申请公布号 |
EP0027677(A1) |
申请公布日期 |
1981.04.29 |
申请号 |
EP19800200995 |
申请日期 |
1980.10.21 |
申请人 |
TETRA PAK DEVELOPPEMENT SA |
发明人 |
NILSSON, ERLING INGVAR;RAUSING, ANDERS RUBEN |
分类号 |
B29C53/00;B29C53/60;B29C53/62;B29C53/80;B29C65/00;B29C65/08;B29C69/00;B29D22/00;B29D23/00;B65D3/04;B65D3/14;B65D3/22;B65D3/28 |
主分类号 |
B29C53/00 |
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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