发明名称 Process in the manufacture of space frameworks, and a machine for the manufacture thereof
摘要 A space framework comprises two multi-wire systems of spirally-wound wires, the wires which, in the one system, are wound in the one direction, and, in the other system, are wound in the other direction, being interconnected at points where they intersect. In the manufacturing process, the wires in both systems are wound simultaneously in opposite directions during simultaneous advancement. In this instance, the wires are stretched and shaped about a forming device. The wires are then interconnected at those points where, in the winding operation, they intersect at the outer contour of the space framework. A machine for manufacturing a space framework consists of magazines for supplying the wires in both systems, for winding purposes, a templating and welding device for the wound wires, and an advancement means for the space framework produced at the templating and welding device.
申请公布号 US4287919(A) 申请公布日期 1981.09.08
申请号 US19790040382 申请日期 1979.05.18
申请人 AB HYDRO BETONG 发明人 GEORGII, HANS C.
分类号 B21F27/02;B21F27/12;E04C5/06;(IPC1-7):B21F27/10 主分类号 B21F27/02
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