This tool, interesting for its functionality and modernity, is made up of an auction toothed vertical (or lift), a crank, a rochet and a toothed wheel. For action crank mounted on a rochet, is to determine that this, gearing on a larger gear wheel, the face move making rise or fall along the rack. This device, also generated by a technical-scientific attitude, right time, where the practical problems not remain ever separated by a theoretical vision, greatly favors the movement of a weight from the bottom upwards, with great energy savings , As it transforms the circular motion in motion straight.
C. 1480. Atlantic Code