A table comprising a base (2), a vertical pillar (4), a horizontal platform (5) provided with a seat (9) and mounted on the pillar, and elements for moving the platform relative to the pillar, the elements comprise, a first rail (12), secured to the pillar, a second rail (13) parallel to the lower rail, integral with the seat and mobile in translation therewith relative to the first rail, and a carriage (15) mounted freely sliding on the first fixed rail from one end thereof to the other, the second rail being mounted sliding relative to the carriage and thereon； on each rail (12, 13) a shoe is mounted sliding, said shoe being mechanically integral with the carriage (15).
