Collection on deposit
Anti-friction Bearings
Model of travelling collection
Project and realization:
Luigi Boldetti, 1979
Model from:
Leonardo da Vinci, Codice di Madrid I, f. 101v
carved wood, iron, copper
cm 21 x 51 x 15,5
Description:
The model contains four types of antifriction bearings. The conical -shaped pivot of a rotating vertical shaft meets with greater or less resistance when resting on: a) three ball-bearings, b) cones, c) shaped spheres, d) a straightforward depression.