发明名称 METHOD OF MANUFACTURING SEAT RAILS AND THE PROVIDED RAILS
摘要 <p>Method of manufacturing seat rails comprises steps of co-extruding two symmetrically arranged rails (1, 2) and a subsequent separation of the rails by a longitudinal cut running alternately above and under their mutual axis of symmetry. Individual rails (1, 2) are provided exhibiting different heights along their longitudinal extensions.</p>
申请公布号 EP0843604(A1) 申请公布日期 1998.05.27
申请号 EP19960926031 申请日期 1996.07.12
申请人 NORSK HYDRO A.S. 发明人 CLAUSEN, EDVIN, LIST
分类号 B21C23/14;B21K1/26;B21K23/00;B60N2/07;(IPC1-7):B21C23/14 主分类号 B21C23/14
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