US Patent 11994829 Roller jumping timepiece display mechanism

A roller jumping timepiece display mechanism, each display of which includes a roller and/or a combined roller including two rollers internal to each other, held in the rest position by first elastic return means, at least one display is movable in rotation controlled by the movement of at least one lever whose fall is controlled or prohibited by at least one cam driven by a movement, and at least one trigger or correction lever is arranged to bearingly cooperate simultaneously with two cams towards which it is returned by second elastic return means.