ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,393,164, issued on Aug. 19, was assigned to Montres Breguet S.A. (L'Abbaye, Switzerland).
"Natural escapement for horological movement and horological movement comprising such an escapement" was invented by Alain Zaugg (Le Sentier, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A natural escapement for horological movement carrying out a succession of operating cycles each including a first and second alternation of a balance that comprises a balance wheel on an arbor of which is adjusted a balance plate. A first escape wheel set having a first toothing is driven by a wheel set of the train of the horological movement, driving in turn a seco...