发明名称 Device for producing helix-shaped corrugated pipe
摘要 <p>The device has a spindle rolling ring which is arranged in rolling manner on a surface of a flat pipe by introducing the corrugation (5). The spindle rolling ring is rotably supported in a movably driven spindle body. The pressure rollers (2,3,4) are arranged in axially movable manner in relation to a central longitudinal axis of a corrugated pipe.</p>
申请公布号 EP2260956(A1) 申请公布日期 2010.12.15
申请号 EP20100003639 申请日期 2010.04.01
申请人 BRUGG ROHR AG, HOLDING 发明人 HOMANN, JOERN;HERBST, MARC OLIVER;ALBRECHT, THOMAS;CHEN, LE;DUDAT, CHRISTIAN
分类号 B21D15/04;B21C37/20 主分类号 B21D15/04
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