| 摘要 |
<p>The invention concerns an abrasionproof elongate streamlined element in composite material capable of changing its bend. The streamlined element comprises an elongate hollow body (1) and means (9) made of a composite material stabilised inside the elongate body. The elongate hollow body comprises one or several mechanical fixing means (24) which serve to maintain the composite, material means inside the elongate body, while allowing the means to move axially relative to the elongate element.</p> |
