PIPELINE MOVEMENT COMPENSATOR Russian patent published in 2002 - IPC

FIELD: building and machine engineering industry branches, namely compensation of temperature elongations of pipelines and vibrations transmitted from internal combustion engine to exhaust gas systems in motor vehicles. SUBSTANCE: compensator includes bellows and unit for limiting stroke of corrugations. End of limiting unit is mounted on inlet branch pipe of bellows; its other end is made with possibility for providing lengthwise and rotation motions of bellow corrugations through supporting member. Bellows have at least one wide corrugation arranged at side of inlet branch pipe. Limiting unit is elastic one; its supporting member is kinematically joined with said wide corrugation. EFFECT: enhanced reliability of pipeline. 9 cl, 3 dwg