Improvements in articulation systems three points for tractors and similar. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements in the systems of articulation by three points for tractors and similar, to attach tools of farming to tractors, characterized because the upper connecting rod that goes from the tractor to the upper point of the articulation system is in two parts, each of which contains a hydraulic jack, the two parts diverging from pivots located at the upper point towards pivots located on the tractor, and because means are provided which include a valve control mechanism and interconnecting the cavities of the jacks in such a way that the lengths of the two parts of the upper link can be made or allowed to vary by the control of the jacks. (Machine-translation by Google Translate, not legally binding)