发明名称 PROCEDIMENTO PER LA PRODUZIONE DI UNA RUOTA DI VEICOLO
摘要 A method for the manufacture of a vehicle wheel from light metal with an asymmetric rim base, which is made from a plate or disk by rolling, pressing, cutting and aperture-forming steps. In order for the wheel to be formed in a simple manner without costly manufacturing steps, the edge of the disk or plate is angularly bent, according to the method of the present invention, prior to splitting and the subsequent forming of the rim base. This is necessary in order for the rim base to be formed with different lengths of legs having the same thickness.
申请公布号 IT1194435(B) 申请公布日期 1988.09.22
申请号 IT19830023451 申请日期 1983.10.26
申请人 DR.ING. H.C.F. PORSCHE AG 发明人 SCHAIBLE WALTER
分类号 B21D53/26;B21H1/10;(IPC1-7):B21D/ 主分类号 B21D53/26
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