| 摘要 |
<p>PROBLEM TO BE SOLVED: To greatly improve a noise characteristic and to reduce costs and attaching space compared with existing various means. SOLUTION: This flexible pipe element is provided with a helical or annular corrugated metallic bellows 2 having a cylindrical connecting end, and a metallic hose 3 axially disposed in the bellows 2, having an outer diameter smaller than the inner diameter of the bellows 2, and fixed to the bellows connecting end at least intermittently by a dedicated end piece located in the bellows connecting end. In one or more portions 6 between the connecting ends 4 and 5 of both, the bellows 2 and the metallic hose 3 have at least partial and at least intermittent mutual fastening functions.</p> |
