| 摘要 |
<p>A reinforcing textile complex for a composite part, including several layers of high-tenacity yarns, said yarns being arranged in parallel fashion within each layers, with no crimp, that is: a first layer having its yarns oriented along a reference direction; a second layer having its yarns oriented along a direction forming a first non-zero angle with the reference direction; a third layer having its yarns oriented along a direction forming a second angle with the reference direction, said first and second angles being of opposite directions, the layers being assembled by sawing, knitting or gluing, characterized in that the second and the third layers differ by at least one parameter selected from the group including: the absolute value of the angle of the direction of the yarns with respect to the reference direction, the mass per unit area, -the material forming the yarns of said layers.</p> |
