发明名称 |
Extrusion die for Tubes with a modified profile of the spider legs of the mandrel |
摘要 |
Extruder head for making rigid or foam polyvinyl chloride tubes comprises an inner (1) and an outer (2) collar. These are connected by V-shaped spokes (3), each of which is rotated with respect to its neighbors. |
申请公布号 |
EP1338401(A1) |
申请公布日期 |
2003.08.27 |
申请号 |
EP20030002726 |
申请日期 |
2003.02.06 |
申请人 |
BATTENFELD EXTRUSIONSTECHNIK GMBH |
发明人 |
DOHMANN, HEINRICHT;WITT, REINHARD |
分类号 |
B29C47/20;B29C47/70 |
主分类号 |
B29C47/20 |
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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