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US 8,985,680 B2Granted
Underbody for a motor vehicle
AssigneeGM Global Technology Operations LLC
InventorUdo Mildner
Life of this patent
Estimating the term…
Abstract
An underbody for a motor vehicle is provided. The underbody has a ladder frame with side members and cross members. The side members and the cross members bound at least one opening, and each comprises an upper shell and a lower shell. The upper shells are interconnected into an upper ladder and the lower shells into a lower ladder.
Claims11
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.
2 more elements
Dependencies are inferred from the claim text.