Improvements in the tanks for liquid fuels, of the semi-trailer type, characterized in that the coupling between the driving pump of the liquid located in the tractor and the service pipe is carried out by means of a turret located in front of the upper generatrix of the tank, rotating in a tube provided with bearings placed in the vertical that corresponds with the coupling bolt between the tractor and the semi-trailer. (Machine-translation by Google Translate, not legally binding)
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