const TGeoMedium* kMedSteel = gGeoManager->GetMedium("PIPE_INOX");
char name[64], nameA[64], nameB[64], bools[64];
+ sprintf(name, "%sBellowUS", ext);
TGeoVolume* voBellow = new TGeoVolume(name, new TGeoTube(rMin, rMax, dU/2.), kMedVac);
//
// Upper part of the undulation