Chapter 19 Running Gear 同©大学 TONGII UNIVERSTTY The components of running gear >Frame:to provide a supporting body for assemblies, fasten all main parts and units of the vehicle and withstand the static and dynamic loads >Axle:to connect the left and right wheels,receive and transmit forces and torques from the wheels >Wheel (or track):to support the vehicle,connect the vehicle body and road,mitigate impacts from the road surface,produce driving force,braking force,create the lateral force and aligning torque while steering and improve the passing ability of vehicle >Suspension:to transmit the forces and torques from the wheels to frame,dampen the vibration via the springs, dampers and connecting link,improve the handling stability and ride comfort of vehiclesChapter 19 Running Gear Frame：to provide a supporting body for assemblies, fasten all main parts and units of the vehicle and withstand the static and dynamic loads The components of running gear Axle：to connect the left and right wheels, receive and transmit forces and torques from the wheels Wheel（or track）：to support the vehicle, connect the vehicle body and road, mitigate impacts from the road surface, produce driving force, braking force, create the lateral force and aligning torque while steering and improve the passing ability of vehicle Suspension: to transmit the forces and torques from the wheels to frame, dampen the vibration via the springs, dampers and connecting link, improve the handling stability and ride comfort of vehicles