US Patent Issued to Hilti on July 15 for "Method for controlling a clearing process in a vacuum cleaning device, and vacuum cleaning device" (German Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,357,141, issued on July 15, was assigned to Hilti AG (Schaan, Liechtenstein).

"Method for controlling a clearing process in a vacuum cleaning device, and vacuum cleaning device" was invented by Xaver Hanslmeier (Mauerstetten, Germany), Svenja Muller (Friedberg, Germany), Rainer Stahl (Stuttgart, Germany) and Dominik Wenning (Besigheim, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for controlling a clearing process in a vacuum cleaning device, wherein the vacuum cleaning device comprises at least one filter, which is cleared regularly. The method proposed allows, in particular, differential-pressure-dependent filter clearing in accorda...