Resumen
Self-leveling elevator of spherical shape (1) that has flanges (2, 2 ') with three axes of rotation that manage to maintain the vertical of its passengers, located inside two concentric spheres (6, 7) and supported or seated at the base (9), whatever the spatial travel of the structural guide (0) along which the elevator is moved and the latter being alternately supported, cantilevered or suspended, as appropriate. (Machine-translation by Google Translate, not legally binding)