ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,766, issued on June 17, was assigned to Robert Bosch GmbH (Stuttgart, Germany).
"Method for operating a hydraulic drive" was invented by Matthias Wahler (Altfeld, Germany), Henning Freigang (Lohr am Main, Germany) and Thomas Sendelbach (Lohr am Main, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure relates to a method for operating a hydraulic drive which comprises a hydraulic consumer with a positionable piston in a cylinder which is connected to a tank at one connection via a pump of variable rotational speed and at another connection via a proportional valve, wherein a position of the piston is controlled using a model-based ...