Motor vehicle side ribwork comprises one-piece or multi-piece components of similar or dissimilar quality and thickness with stepped or steep rear.

摘要

The outer of the two side frames comes in one piece (5) of the same or dissimilar quality and thickness as against the other side frame (4) which can be in one or several pieces, again of similar or dissimilar quality and thickness. The inner side frame (4) has a one-piece front part (6) enclosing the door opening (7). The side ribwork includes a stepped or steep angled rear (3) and also has reinforced parts to take the outside impact energy.