发明名称 METHOD FOR PRODUCING THREADED PARTS
摘要 <p>The invention concerns a method for producing a threaded part, the method comprising the following steps: preparing of a wire (54) with a rectangular cross-section; winding-up of the wire (54) to form a helical spring with tightly wound windings, the wire being fed such that the sides of the rectangle defining the cross-section extend obliquely to the axis of the helical spring; and connecting of the windings to each other at their mutually adjoining contact surfaces.</p>
申请公布号 EP2869948(A1) 申请公布日期 2015.05.13
申请号 EP20130732140 申请日期 2013.06.26
申请人 SCHWARZBICH, JÖRG 发明人 SCHWARZBICH, JÖRG
分类号 B21F3/02;F16B37/12 主分类号 B21F3/02
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