Abstract: A mobile waste incinerator has a moving vehicle having an engine with an exhaust gas system, a receiving chamber arranged to receive waste to be incinerated and to preliminarily heat the waste, the receiving chamber being connected with the exhaust system so as to receive the exhaust gases for preliminary heating of the waste, a preparation chamber connected with the receiving chamber for receiving the waste heated in the receiving chamber and provided with means for reducing a size of the wastes, the preparation chamber also having means for injecting fuel, an incineration chamber connected with the preparation chamber and provided with means for mixing the fuel with air and igniting a mixture, the incineration chamber being connected with the preparation chamber so that hot gases from the incineration chamber are supplied into the preparation chamber, means for connecting the chambers with one another and closing chambers from one another, and means for discharging the wastes from the incineration chamber.

Abstract: A vehicle barrier for preventing unauthorized entry of a vehicle to a designated area comprises a frame, penetrating means mounted on the frame and engageable into a ground so as to prevent movement of the barrier upon impact by an unauthorized vehicle; means for puncturing tires of an unauthorized vehicle provided on the frame, means arresting the unauthorized vehicle on the frame when the vehicle enters the barrier, and means for allowing the frame to move on a road surface so that the barrier can be installed at the desired location.

Abstract: A machine for cleaning and disinfecting transportation vehicles comprises a frame provided with a plurality of wheels, electric motor means for driving the wheels and therefore moving the machine in a predetermined direction, a device for washing and cleaning a central area of the floor and under side seats of a transportation vehicle to be cleaned, and a device for washing and cleaning walls, seats and a ceiling of the transportation vehicle. The device for washing and cleaning the floor includes a unit for washing and cleaning a central area of the floor and a unit for washing and cleaning areas under the seats of the transportation vehicle, the device for washing and cleaning walls, seats, and ceiling being provided with lever elements movable between a plurality of positions suitable for correspondingly cleaning the walls, the seats and the ceiling of the transportation vehicle.