ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,128, issued on Feb. 10, was assigned to Putzmeister Engineering GmbH (Aichtal, Germany).
"Method, control device, system, concrete placement boom and computer program for controlling the movement of an end tube" was invented by Tobias Huth (Stuttgart, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for controlling the movement of an end hose arranged on a concrete placement boom of a concrete pump with a display device arranged in the region of the end hose by means of a control device, comprising the following steps: outputting a signal for displaying a predefined movement direction to the display device; re...