Chronograph reset mechanism

Abstract

The invention relates to a chronograph reset mechanism (1), comprising: – a rocker (3) arranged to be pivoted from a first angular position to a second angular position by an action of a user; – at least one hammer (7) arranged to be actuated by the rocker (3) and to cooperate with at least one reset core (9) when the rocker (3) is in the second angular position; – a detent spring (21) arranged to hold the rocker (3) in the first angular position until a predetermined threshold force is applied to it by the user.