发明名称 Process for forming curved vehicle body panels
摘要 A process and apparatus for forming curved vehicle door panels is disclosed. A jig is provided having a curved surface. A place of sheet metal is placed face down on the curved surface of the jig. The sheet metal is then compressed edgewise to cause it to bow in conformity with the curved surface. Then, a curved frame member is placed on the concave side of the bowed sheet metal. The frame is then fastened to the bowed sheets such that the frame holds the sheet in its bowed condition to form a curved vehicle door panel. Finally, the finished panel is removed from the jig.
申请公布号 US5239753(A) 申请公布日期 1993.08.31
申请号 US19920957718 申请日期 1992.10.07
申请人 STAHL/SCOTT FETZER COMPANY 发明人 KALIS, JR., GEORGE;BOYER, THOMAS J.
分类号 B21D39/02 主分类号 B21D39/02
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