A flexible tube for an exhaust pipe of an automobile

Details A flexible tube for an exhaust pipe of an automobile A flexible tube for an exhaust pipe of an automobile

F - Mech Eng,Light,Heat,Weapons

01

N

F01N 13/08 (2010.01) F16L 11/118 (2006.01) F16L 51/02 (2006.01)

Patent

CA 2479448

The present invention relates to a flexible tube for an exhaust pipe of an automobile, which has a spring member provided along a circumferential surface of outer braids thereof, so that the vibration of the flexible tube and the generation of noise and harshness caused by over-vibration of an exhaust system can be suppressed and riding comfort of drivers and passengers can be improved. The flexible tube according to the present invention comprises a bellows member (10) corrugated to have alternate ridges (11) and furrows (12) along its outer periphery; outer braids (30) provided at a predetermined distance from the outer periphery of the bellows member (10); fixing caps (40) fitted onto both side ends of the outer braids (30) respectively; and a spring member (60) provided on a circumferential surface of the outer braids (30) to be closely contacted thereto.

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