ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,404,910, issued on Sept. 2, was assigned to FM ENERGIE GMBH & Co. KG (Heppenheim, Germany).
"Frequency-adaptive leaf-spring tuned mass damper" was invented by Franz Mitsch (Heppenheim, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a tuned mass damper or vibration damper which, with the aid of an assembly (2) of a plurality of stacked, specially shaped or bent leaf springs (2.1), can be adapted over a certain range to the disturbance frequencies acting on a component to be damped or of the vibration system to be damped, the position of the damper mass (1, 34) being changed essentially only slightly. The invention relates...