发明名称 Method of making a multiple chamber tube
摘要 The invention relates to a multi-chamber tube with at least two chambers and a tube head, with closable withdrawal apertures corresponding to the number of chambers and consisting of an accumulation of at least two separately produced tubular pipes arranged parallel to one another with a rounded external periphery common to all tubular pipes. According to the invention it comprises an integral tube head produced by pressed molten portions and common to all tubular pipes and containing the partition walls corresponding to the number of tubular pipes and connected thereto, molten material simultaneously flowing around the edge ends of the tubular members which are rigidly connected to one another after curing.
申请公布号 US6994818(B2) 申请公布日期 2006.02.07
申请号 US20030451472 申请日期 2003.06.18
申请人 AISAPACK HOLDING S.A. 发明人 KELLER GERHARD
分类号 B29C65/70;B65D77/08;B65D81/32 主分类号 B29C65/70
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