ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,220, issued on Feb. 10, was assigned to Spinnanker GmbH (Vienna).
"Screwing-in system for inserting a threaded rod into soil" was invented by Peter Okonek (Giesshubl, Austria) and Luca Guerra (Gablitz, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "A screwing-in system for inserting a threaded rod in the axial direction into a substrate, having a drive machine which rotationally drives a drive sleeve, it being possible to insert the threaded rod into the drive sleeve arranged on the drive machine, which drive sleeve can be connected to the threaded rod in a form-fitting manner and thus rotationally drives the threaded rod, wherein a componen...