Configuration for isolating cavities

摘要: A configuration for sealing or sound-proofing cavities, example in the vicinity of a chassis body motor vehicle, includes two half-shells which are separately produced, can be locked together and which, an interlocked state, form free, outwardly open ring-shaped gap outer, intermediate peripheral edge region. The is inwardly limited by inner contour on one half-shells. heat-expansible element as contoured ring-like plate has substantially corresponds to that formed between their outer wall. material-saving produced mounted at low cost.