Patent ID: 8607457

Claim:
A method for joining a first housing component to a second housing component by welding, the method comprising: providing the first housing component having a first inside dimension, the first housing component and the second housing component each being constituted as hollow bodies having a closed hollow cross section, a shape of the hollow cross section of the second component corresponding to a shape of the hollow cross section of the first component; providing the second housing component having an outside dimension, the outside dimension of the second housing component being smaller than the inside dimension of the first component; disposing the second housing component in the first housing component so that a peripheral gap is constituted between an inner wall of the first housing component and an outer wall of the second housing component, the region having a gap between the two housing components being a joining region; and welding the first housing component to the second housing component in the region of the gap between the first and the second housing component; wherein the welding causes the gap adjacent to the weld to close.