Abstract: A tractor-trailer combination includes a tractor configured to carry a trailer and being provided with a three points hitch assembly including elements configured to connect the tractor with the trailer. The tractor-trailer combination also includes other connecting elements interposed between the tractor and the trailer for operatively connecting these together. Each of the tractor and the trailer includes a respective electronic control unit. The trailer electronic control unit, when coupled to the tractor electronic control unit, is configured to automatically adjust the position of the elements of the three points hitch assembly to avoid collision with the other connecting elements during the relative movement between the tractor and the trailer.

Abstract: Tractor-trailer combination (1) comprising a tractor (2) configured to carry a trailer (3), and being provided with a three points hitch assembly (4) comprising elements (5, 6) for connecting the tractor (2) with the trailer (3) and a plurality of other connecting means (10, 11) interposed between the tractor (2) and the trailer (3) for operatively connecting together these latter, each between the tractor (2) and the trailer (3) comprising a respective electronic control unit (200, 300), the trailer electronic control unit (30o), when coupled to the tractor electronic control unit (200) being configured to automatically adjust the position of said elements (5, 6) of said three points hitch assembly in order to avoid any collision with said other connecting means (10, 11) during the relative movement between the tractor (2) and the trailer (3).