发明名称 |
DEVICE FOR MANUFACTURE OF TWO-OR MULTICHAMBER PIPES |
摘要 |
FIELD: devices for manufacture of two-or multichamber pipes. SUBSTANCE: the device for manufacture of two-or multichamber pipes from round billets containing one or several partitions connected to the pipe head with a closed hole has mandrels reproducing the inner contour of the pipe and brought to the working positions. The mandrels are longitudinaly divided into sectional mandrels with a separating space provided between them for the input of a partition. The sectional mandrels have a cross-section corresponding to the cross-section of a separate chamber. EFFECT: provided manufacture of a two-or multi-channel pipes with the aid of a preliminarily prepared round billet. 4 cl, 7 dwg |
申请公布号 |
RU2203805(C2) |
申请公布日期 |
2003.05.10 |
申请号 |
RU19990109134 |
申请日期 |
1997.10.02 |
申请人 |
AISA OTOMAS'ON EHNDJUSTRIEL' S.A. |
发明人 |
KELLER GERKHARD;FAVR DOMINIK |
分类号 |
B65D35/22;B29C31/00;B29D23/20;B29K101/12 |
主分类号 |
B65D35/22 |
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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