ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,004, issued on Dec. 23, was assigned to RWE Renewables GmbH (Essen, Germany).
"Wind power plant foundation structure" was invented by Daniel Bartminn (Elmshorn, Germany) and Artur Czarnecki (Hamburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wind turbine foundation structure comprising a hollow structural element with a circumferential wall extending in the longitudinal direction. A first cable feed-through breaking through the wall is arranged in the wall. A transition piece with an overlap region projects into the hollow structural element and a transition region projects out of the hollow structural element at the end face. A circu...