发明名称 METHOD FOR PRODUCING A SUPPORT STRUCTURE, PREFERABLY A SUPPORT STRUCTURE FOR A VEHICLE SEAT
摘要 A method is provided for producing a support structure, preferably a support structure for a vehicle seat having at least one seat shell for the seat part and/or the backrest of the vehicle seat, having the following method steps of producing a metal semi-finished product and reshaping it into an essentially flat plate, detaching a plate part from the plate, and deforming the plate part, the production of the metal semi-finished product being performed by extrusion. The semi-finished product may be already formed into a flat plate by the extrusion or the extrusion is performed with production of a curved plate, which is subsequently reshaped into a flat plate.
申请公布号 US2011030439(A1) 申请公布日期 2011.02.10
申请号 US20100759562 申请日期 2010.04.13
申请人 GM GLOBAL TECHNOLOGY OPERATIONS, INC. 发明人 MAIER JUERGEN;COTT ANDREAS
分类号 B21C23/02;B21C23/00 主分类号 B21C23/02
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