adjustment of preload 。8 adjustment of redistribution of weight on the axles damping of twist motion friction brake spring made of unidirectional E glass/epoxy Figure 8.13 Stabilizing System glass/epoxy(16 plies balanced fabric) 50% collar in steel 50% resin insert carbon/epoxy(9plies fabric) 33.3% 16.6% -33.3% 、16.6% Figure 8.14 Composite Suspension Triangle glass/polyamide (up to 300C).One can also mention the pump blades and the synchronizers in speed boxes made of glass/polyamide. ■ Composite transmission shafts':These are used in Competition vehicles (rallies),allowing high speed of rotation with low inertia Small and large trucks Figure 8.16 shows how the low mass density associated with high rigidity in flexure allows the elimination of the intermediate bearing (this induces also a supplementary reduction in mass and cost). The polyamide resin is said to be"thermally stable:"that is,it can maintain its mechanical properties at high temperatures (up to 500C for one hour). See Application 18.1.4. 2003 by CRC Press LLCglass/polyamide (up to 300∞C).8 One can also mention the pump blades and the synchronizers in speed boxes made of glass/polyamide. Composite transmission shafts 9 : These are used in Competition vehicles (rallies), allowing high speed of rotation with low inertia Small and large trucks Figure 8.16 shows how the low mass density associated with high rigidity in flexure allows the elimination of the intermediate bearing (this induces also a supplementary reduction in mass and cost). Figure 8.13 Stabilizing System Figure 8.14 Composite Suspension Triangle 8 The polyamide resin is said to be “thermally stable;” that is, it can maintain its mechanical properties at high temperatures (up to 500∞C for one hour). 9 See Application 18.1.4. TX846_Frame_C08 Page 191 Monday, November 18, 2002 12:22 PM © 2003 by CRC Press LLC