ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,502, issued on July 7, was assigned to Schaeffler Technologies AG & Co. KG (Herzogenaurach, Germany).
"Spring damper with two overload protection couplings, and powertrain" was invented by Nicolas Waltz (Aschbach, France) and Mathieu Bertheleme (Strasbourg, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A spring damper for a motor vehicle drive train includes a primary part, a secondary part, a hub element, a first overload protection coupling operatively inserted between the secondary part and the hub element and a second overload protection coupling. The secondary part is rotatably received relative to the primary part in a spring-damped man...