Patent ID: 8985680
Filing Date: 2015-03-24
Classification: B62D

Abstract:
1. An underbody for a motor vehicle, the underbody having a ladder frame comprising: side members; and cross members, wherein the side members and the cross members bound at least one opening, and each of the side members and the cross members comprises an upper shell and a lower shell and wherein the upper shells are interconnected into an upper ladder and the lower shells into a lower ladder, wherein a first upper shell of at least one of the cross members comprises protruding straps on two ends, each of which is fastened to a top side of one of the side members, and a first lower shell of the at least one of the cross members comprises straps protruding on two ends, each of which is fastened to a lower side of the at least one of the side members, and wherein the upper and lower shells of each cross member adjoining the at least one opening and/or of each side member adjoining the at least one opening on their longitudinal margins have longitudinal flanges touching one another and fastened to one another.