ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,351, issued on Feb. 24, was assigned to Liebherr-Werk Biberach GmbH (Biberach an der Riss, Germany).
"Construction and/or material-handling machine" was invented by Tobias Englert (Burgrieden, Germany) and Gerd Booch (Biberach an der Riss, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a construction and/or material-handling machine, in particular a crane, comprising a movable functional element, in particular a functional element suspended in an oscillating manner, in particular in the form of a load receiving means, at least one drive device for moving the functional element, a detection device for detecting manual...