ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,447, issued on March 17, was assigned to TRUMPF Maschinen Austria GmbH & Co. KG. (Pasching, Austria).
"Electromechanical spindle drive" was invented by Stefano Speziali (Foligno, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electromechanical spindle drive includes a housing, a motor, a rotational part in the form of a spindle nut, the rotational part being rotated by the motor about a rotational axis, a spindle which interacts with the rotational part, the threaded section of which is arranged within the rotational part and which exits the rotational part at a spindle outlet end, and bearings by means of which the rotational part is rota...