ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,388, issued on April 14, was assigned to ZF FRIEDRICHSHAFEN AG (Friedrichshafen, Germany).
"Torque transmission device" was invented by Matthias Kram (Nordheim am Main, Germany), Mathias Kopp (Bamberg, Germany), Armin Sturmer (Rannungen, Germany) and Andreas Orlamunder (Schonungen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A torque transmission device including a speed-adaptive vibration absorber having an absorber mass that is arranged inside a housing, which is at least partially filled with a working medium. The vibration absorber is designed to compensate for vibration angle-independent and vibration angle-dependent damping effects...