Patent AT-E40059-T1: [Translated] METHOD AND DEVICE FOR THE MANUFACTURE OF ROTATIONAL ELEMENTS BY FLOW FORMING.

A process and machine for fabricating a rotation body having different diameters along the length thereof is disclosed, in which a blank is rotated and worked between...本公开披露了一种用于制造沿自身长度方向直径各异的回转体（rotation body）的加工工艺及设备，其中待加工坯料将被旋转，并于……之间完成加工作业。