发明名称 |
Schweißvorrichtung zur Herstellung von Rohrkörpern |
摘要 |
Welding appts. for prodn. of hollow tubular products from flat plastic sheet (35) comprises: (i) two adjacent clamps (9,10) forming a clamping plane where the ends of the sheet (35) are welded together; where: (a) a bending mechanism (3) with a pulling element (33) for tube forming extends from a first tensioning point (34) to a second tensioning point (37) and has a pulling mechanism (39) to shorten the pulling element (33) and hence draw the sheet into a circular path. |
申请公布号 |
DE29617164(U1) |
申请公布日期 |
1997.01.30 |
申请号 |
DE1996217164U |
申请日期 |
1996.10.02 |
申请人 |
WEGENER GMBH, 52074 AACHEN, DE |
发明人 |
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分类号 |
B29C53/04;B29C53/46;B29C65/20 |
主分类号 |
B29C53/04 |
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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