Patent ID: 8474511

Claim:
A process for producing a twist-beam axle, which respectively has a light metal longitudinal link and an iron metal transverse arm, said process comprising at least the following steps: producing a casting mold for the respective longitudinal link, inserting an appropriate end of the transverse arm into a corresponding recess in the casting mold, wherein the cross-section of the end of the transverse arm is formed to have a U-shape, a V-shape, a round shape, an elliptical shape, or a polygonal shape, the cross-section of the end being different from the cross-section of a central portion of the transverse arm, then pouring liquid light metal into the casting mold for the longitudinal link, cooling the liquid light metal introduced into the casting mold, and removing the cooled light metal joined to the end of the transverse arm from the casting mold.