Fig. 1

Plan view of the 3D fully interlaced preform weaving device by Fukuta et al. (1982). 1—frame, 2—support plate, 3—setting frames, 4—motor, 5—screw shafts, 6—weights, 7—heald device, 8—first heald bar, 9—second heald bar, 11—holes, 14—slits, 16—drive for the second heald bar, 17—frame member that defines the outside dimensions of the 3D fabric, Z—longitudinal strings