FOLDABLE METAL PIPE PROVIDED WITH A REPORTED EXTERNAL SEGMENT ABSORBING SOUND VIBRATIONS

摘要

P The flexible metallic pipe with corrugated wall is characterized in that it is provided with at least one independent external non-metallic added segment (2 to 9), which forms a ring on at least a substantial part of its periphery, which is applied to the pipe (1) which it encloses and which comprises means ensuring permanent contact between the pipe (1) and it. /P