Vehicle brake test bed - has first roller for generating pulses related to wheel rotation and second roller for wheel presence and slip control at opposite ends of rocker arm which is mounted on pivoted lever.

摘要

The distance measurement arrangement contains a measurement roller (24) forced against a rotatable vehicle wheel (14) so as to roll against the periphery of the wheel. The roller is arranged on one end of a pendulum arm (22). The pendulum arm has a further roller (26) on the other end. This roller may turn against the wheel. The pendulum arm is suspended from a rocker arm (16). USE/ADVANTAGE - E.g. in vehicle braking test bed for calibrating tachograph, etc.. High accuracy.