| 摘要 |
Device for motor vehicles, and other vehicles, automatically monitoring the safety distance. It consists of an axial ultrasonic transmitter (the orientation of which may possibly vary according to the angle of the roads). The reception of the ultrasound acts on the carburation, the ignition, the brakes, at the will of the inventor, who reserves for himself any possible extension at whatever level. The device according to the invention is intended to cause automatic adherence to the distances between motor or other vehicles on motorways, roads, trains, so as to avoid all collisions. <IMAGE>
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