发明名称 Method for creating a thread in at least two work steps
摘要 <p>The method involves producing a preliminary thread in a workpiece (50) e.g. nut, by removing a material from the workpiece with a cutting action, where a preliminary thread profile (21) with two preliminary thread flanks (21A, 21B) and a preliminary thread root is produced. A final thread is produced by plastic pressing-in of the material of the workpiece, where a final thread profile having two final thread flanks and a final thread root is produced. One of the preliminary thread flanks is inclined in a flank section at an inclination angle to a center axis of the preliminary thread profile. An independent claim is also included for a tool set for producing a thread in a workpiece.</p>
申请公布号 EP1867421(A2) 申请公布日期 2007.12.19
申请号 EP20070006500 申请日期 2007.03.29
申请人 EMUGE-WERK RICHARD GLIMPEL GMBH & CO.KG FABRIK FUER PRAEZISIONSWERKZEUGE 发明人 GLIMPEL, HELMUT;HECHTLE, DIETMAR
分类号 B23G5/06;B23G5/18;B23G7/02 主分类号 B23G5/06
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