ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,633, issued on Dec. 2, was assigned to RTG Rammtechnik GmbH (Schrobenhausen, Germany) and TECHNE KIROW GmbH (Leipzig, Germany).
"Civil engineering machine" was invented by Stefan Zepmeisel (Baar-Ebenhausen, Germany), Bernhard Lindermair (Kuhbach, Germany), Walter Koellner (Netteta, Germany) and Ludwig Koehne (Berlin).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a civil engineering machine with a undercarriage comprising a track chassis, a superstructure mounted on the undercarriage, so as to be rotatable about a vertical axis of rotation, a leader with a linear guide along which a work carriage with a construction work imple...