发明名称 Metal rod and a method for manufacturing same.
摘要 <p>The invention relates to metal rod (1) with a substantially round cross section comprising at least six rows (16,17) of ribs (11) arranged in the surface spread over the periphery, the surface of which is preferably provided with six rows of ribs (11) and the ribs (11) of at least one row are optionally arranged obliquely in the surface relative to the rod direction, wherein the ribs of adjoining rows of ribs are optionally oriented in herringbone form. &lt;IMAGE&gt;</p>
申请公布号 EP0601630(A1) 申请公布日期 1994.06.15
申请号 EP19930203339 申请日期 1993.11.30
申请人 VAN MERKSTEIJN, JACOBUS LAMBERTUS 发明人 VAN MERKSTEIJN, JACOBUS LAMBERTUS
分类号 B21D53/00;B21B1/16;E04C5/03;(IPC1-7):E04C5/03 主分类号 B21D53/00
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