By A Miravete

Laminated composite fabrics were used because the Sixties for structural functions. this primary iteration of fabrics have been winning a result of fabrics' excessive stiffness and power functionality. The goals of this publication are to explain the producing strategies, to focus on the benefits, to spot the most purposes, to examine the equipment for prediction of mechanical homes and to target the most important technical points of those fabrics which will become aware of how higher to use their features and to beat their negative aspects when it comes to the laminated composite materials.

This publication covers many components on the topic of three-D cloth cloth applied sciences, and production is handled as a key factor. Theoretical elements of micro- and macromechanics are lined extensive, in addition to houses and behavior. particular suggestions together with braiding, sewing and knitting are defined and in comparison with a view to review the main appealing configurations on hand in the meanwhile. current and destiny functions and developments are defined to demonstrate that 3D textiles are a part of the genuine business international not just at the present time yet the next day to come in addition.

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W. , eds, Elsevier, Tokyo, 1989. 28. T. , ‘Automation of 3-D braiding machines’, paper presented at 4th Textile Structural Composites Symposium, 24–26 July, 1989. 29. Popper, P. , ‘A new 3-D braid for integrated parts manufacturing and improved delamination resistance – the 2-step method’, 32nd International SAMPE Symposium and Exhibition, 1987, pp. 92–102. 30. W. K. ‘Geometric modeling of 3-D braided preforms for composites’, paper presented at 5th Textile Structural Composites Symposium, Drexel University, Philadelphia, PA, 4–6 December, 1991.

5 Notch growth in 2-D and 3-D reinforced composites. 6 shows double T-shaped beams, typical structural components in automotive and aerospace design, after longitudinal and transversal crash tests. The preforms for the composite structures are integrally 3-D braided by a new ‘n-step’ braiding process in an optimum configuration according to the loads. The integral fibre reinforcement guarantees high structural integrity with locally restricted damage area and high after-crash performance. An additional feature is the high mass-specific energy absorption owing to the complex, exactly controllable failure modes in the 3-D fibre structure.

DuPont ceramics for structural applications – the SEP Noveltex Technology’, 3rd Textile Structural Composites Symposium, Philadelphia, PA, 1–2 June, 1988. 10. , private communication, 1989. 11. , ‘Composite preforms by stitching’, paper presented at 4th Textile Structural Composites Symposium, Philadelphia, PA, 24–26 July, 1989. 12. K. , Wiley InterScience, New York, 1998. 13. , ‘New concept for multiple directional fabric formation’, in Proceedings, 21st International SAMPE Technical Conference, 25–28 September, 1989, pp.

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