Patent ID: 8561263

Claim:
A bracelet clasp including at least two arms articulated to each other, a first arm, one end of which is attached to a strand of the bracelet, the other end being articulated on a first end of a second unfolding arm traversed at the second end thereof by an arbour about which there is articulated a cap provided with first and second flaps and to which another strand of the bracelet is attached, and a fastening system with a lever for locking said first and second arms, wherein a lever is pivotably mounted on the cap by means of a first hinge, said lever controlling a bolt which is in turn pivotably mounted on said cap by means of a second hinge, distinct from the first, said bolt being arranged to cooperate with a hook fitted to the first arm and to lock the clasp when the clasp is pushed into a fastening position, elastic means being arranged to hold the lever in a non-raised position and the bolt engaged with the hook when said lever is not manually activated.