PROCEDIMENTO PER LA PRODUZIONE SENZA TRUCIOLATURA DI RULLI PORTANTI CAVI CILINDRICI,CON MOZZI ALLE ESTERMITA',ED IN PARTICOLARE RULLO PORTANTE,PRODOTTI SECONDO IL DETTO PROCEDIMENTI

摘要

A roller including a hollow cylindrical pipe portion having an outer diameter corresponding to that of the roller and having axle stump portions which have axial cylindrical end portions. The axle stump portions being at least partially frusto-conically shaped and being connected to the pipe portion via S-shaped radially inwardly bent portions. The pipe portion and S-shaped portions being of unitary construction and the axle stump portions being welded to this unitary construction.