发明名称 SBAVATRICE PER INTERNO DI TUBI CON RIPORTO DI TAGLIO
摘要 A tubular cutter with flared end and circular edge is obliquely held and centered by resilient guide elements, one in line (axially) with the edge, the other one acting radially opposite and axially between the first one and the edge. The edge has a larger diameter than the cutter is long (axially), and the latter has its interior contoured for smooth burr removal.
申请公布号 IT1111225(B) 申请公布日期 1986.01.13
申请号 IT19790021615 申请日期 1979.04.05
申请人 MANNESMANN AG;ROCHLING BURBACH WEITERVERARBEITUNG GMBH 发明人 MEIER FRIEDRICH;PHILIPP HUGO
分类号 B21C37/30;B21C37/08;B23D1/24;B23D79/02;(IPC1-7):B21C/ 主分类号 B21C37/30
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