Patent ID: 7798532

Claim:
A device for connecting parts of an exhaust system of a motor vehicle, the device comprising: a metal tube comprising at least one bellows, a first additional member and a second additional member, said first additional member being an agraff tube, said second additional member being a woven tube, said first additional member being disposed coaxially with said bellows, said first additional member being disposed within said bellows, said second additional member being arranged in a position located outside of said bellows, said agraff tube and said woven tube extending along an entire length of said bellows; a system part connected to said metal tube; a connecting tube disposed between said metal tube and said system part, wherein a portion of said metal tube, a portion of said system part and a portion of said connecting tube define an axial gap, said connecting tube having a length that is less than a length of said metal tube, one end of said connecting tube extending radially within said metal tube, another end of said connecting tube extending radially within said system part, said axial gap receiving welding material from a radially outward direction such that said welding material forms a single weld seam, said single weld seam connecting said metal tube and said system part with said connecting tube, said first additional member, said second additional member and said bellows being connected to each other via said single weld seam.