Car seat durability test bench brief: Seat detailed description of fatigue testing machine fatigue testing machine car seat car seat rails to complete alternating load, the seat back frame assembly, recliners and other durable alternating load strength test. Using the throttle to adjust the test frequency. You can set the number of test cycles. Loading force can be displayed by a force measuring instrument. The seat is fixed to the bottom platform. Horizontally moving the seat used in a fixed location on a bottom platform adjustment to achieve. Using computer-controlled, can be programmed to complete a variety of tests.