A system for preventing aquaplaning in a vehicle, said system comprising: a tank suitable for containing a fluid; sensor means configured to reveal the conditions of the vehicle and/or the environment in which the vehicle is found, and in particular, the conditions of a street surface; injector means configured to generate a jet of fluid on said street surface, said injector means being associated with at least one wheel of the vehicle; a control unit associated with sensor means and configured for controlling said injector means according to the conditions revealed by said sensor means. A unique feature of the system of the present invention consists in the fact that said injector means comprise at least one fan-type nozzle and equipped with a slit-shaped outlet opening suitable for creating a flat jet of fluid.

A sanding system for a rail vehicle includes a housing of a cellular wheel sluice having an inlet located at the top and an outlet located at the bottom, a pivotably mounted cellular wheel having a plurality of cells, and a motor that is coupled with the cellular wheel. The sanding system further includes a container connected to the inlet of the cellular wheel sluice for receiving brake sand, or a feed line connected to the inlet of the cellular wheel sluice for transporting brake sand, and a discharge line connected to the outlet of the cellular wheel sluice for transporting brake sand. The motor for driving the cellular wheel is thereby arranged above the inlet.

Disclosed herein is an anti-aquaplaning system for a motor vehicle, that includes: a storage unit for operating liquids, a supply unit, and a dispensing unit. The dispensing unit includes at least a first and a second injector configured for injecting liquid towards the ground at a position in front of, respectively, a right tread and a left tread of a right wheel and a left wheel of an axle of the motor vehicle, and at least one fluid accumulator configured for storing liquid under pressure and being in fluid communication with said first injector and second injector.