发明名称 Thread-forming element has tapping thread that is formed in inner opening, such that axially extending regions are interrupted
摘要 <p>The thread-forming element (1) has tapping thread (3) that is formed in inner opening (2) such as blind hole, such that axially extending regions are interrupted. The interruptions (4,6) formed on cylindrical surface are extended axially beyond the entire length of tapping thread until thread root (5) is touched.</p>
申请公布号 DE102010043841(A1) 申请公布日期 2012.05.16
申请号 DE20101043841 申请日期 2010.11.12
申请人 ARNOLD UMFORMTECHNIK GMBH & CO. KG 发明人 SCHMIEG, LUKAS;TRUETSCH, KLAUS;WERNER, PATRICK
分类号 B23G7/02 主分类号 B23G7/02
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