Abstract: “Mechanical Lift”, as described in the report and according to the figures in annex, is distinctive for being a mechanical device intended for lifting and steadying trailers and semi-trailers, loaded or unloaded, aiming at providing a higher loading capacity and easier operation by the driver through the simplicity of its operation, together with enhancing the durability of the tractor and trailer set and enabling easier maintenance.

Abstract: “DISPOSITION INTRODUCED TO HYDROPNEUMATIC JACK”, according to description of the report and the annexed illustrations, it is about a new disposition for a hydropneumatic device that is used to lift and support hauler and semi-haulers, whereby the device was designed to offer more operational easiness to the driver through the increase of speed, as well as the durability of the set.