ALEXANDRIA, Va., July 9 -- United States Patent no. 12,351,159, issued on July 8, was assigned to Schaeffler Technologies AG & Co. KG (Herzogenaurach, Germany).

"Method for actively changing the frictional value of a hybrid disconnect clutch installed in a power train of a vehicle" was invented by Ralf Mannsperger (Renchen, Germany) and Timo Enders (Bensheim, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method actively changes the frictional value of a hybrid disconnect clutch installed in a powertrain of a vehicle in which a first electric motor (18) is connected to a clutch input (21) and an internal combustion engine (17), and a second electric motor (19) is connected to a clutch output (22) a...