发明名称 COILED FLEXIBLE TUBE
摘要 1. A strip-wound hose made up of at least one foil strip (1) placed in helical turns which each are connected to the strip turns next thereto along an overlapping zone extending along the edge of the strip (1) by a helical connecting bead (20), said bead being formed by placing an edging tape (25) of U-like cross section on one of the edge zones of the strip and by taking in and keeping together the edge zones by a connection band (10) folded round said edge zones, the connection band (10) consisting of a stiff however foldable material and being in the course of its lateral extension bent around the one edge of the strip (1) that is provided with the edging tape (25) and bent down to the exterior surface of the strip (1) in this turn, characterized in that the edge zone of the connection band (10) put onto the exterior surface of the strip (1), said edge zone being placed under that edge zone of the strip (1) that is provided with the edge tape (25), together with the other, next turn edge zone of same strip (1) is rolled in according to a spiral structure.
申请公布号 DE3460516(D1) 申请公布日期 1986.10.02
申请号 DE19843460516 申请日期 1984.01.11
申请人 BURCHER, FRIEDRICH 发明人 BURCHER, FRIEDRICH
分类号 B21C37/12;B29C53/58;B29D23/00;B31F7/00;F16L11/16;(IPC1-7):F16L11/16 主分类号 B21C37/12
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