FIBRE PREFORMS FOR STRUCTURAL COMPOSITE COMPONENTS

摘要

PCT No. PCT/GB92/01525 Sec. 371 Date Feb. 21, 1995 Sec. 102(e) Date Feb. 21, 1995 PCT Filed Aug. 19, 1992 PCT Pub. No. WO93/04224 PCT Pub. Date Mar. 4, 1993A fiber preform having a web and at least one flange has fibers disposed in the web such that each follows a zig-zag path and is interlocked with the fibers of the flange. A manufacturing method for the preform includes interlocking the web yarns with those of the flange and engaging the web yarns at a plurality of points spaced longitudinally of the prefrom and also spaced from the flange in the direction of the web to define the required web dimension.