A device to graduate the table height. (Machine-translation by Google Translate, not legally binding)

摘要

A device for adjusting the height of the tables, essentially characterized in that it comprises a flat bar, which has on one of its sides a series of teeth, operatively arranged to move longitudinally inside a cross-section piece in "U" and with the ends turned outwards where it presents means of attachment to the board, presenting the guide piece with a transverse groove suitable to face the teeth of the flat bar, provided so that, with the confrontation, the fold is inserted angle of a lever arm that blocks the displacement of the flat bar by the cooperation of a "U" spring rod whose ends are housed in respective recesses of a bridge piece fixed on the board that maintains the angular bend of the arm in constant effort against the groove, the guide part having two recesses in which the lever arm is articulated, which, by means of its powered, it overcomes the spring resistance by releasing the flat bar. (Machine-translation by Google Translate, not legally binding)