Patent ID: 6708576
Filing Date: 2004-03-23
Classification: G04B,Y10T

Abstract:
An escapement arranged between a gear train and a plate to which is attached a sprung balance of a timekeeper, the balance being able to travel through an arc of oscillation and receive impulses for maintaining the oscillations, this escapement including first and second toothed wheels meshing with each other, one of these wheels being driven by the gear train, said escapement further including a lever able to receive impulses generated alternately by the first and second wheels and to transmit these impulses to said plate to drive it in rotation and to maintain the balance oscillations, said lever being arranged to lock alternately said first and second wheels after each impulse transmitted,wherein said first and second toothed wheels each have only a single toothing, and wherein said lever is pivoted about an axis different from that of said balance.