ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,535,070, issued on Jan. 27, was assigned to NETZSCH Pumpen & Systeme GmbH (Waldkraiburg, Germany).
"Eccentric screw pump with weakening recesses in the power train" was invented by Philipp Nubl (Gras Bahnhof, Germany), Dominik Sinseder (Dorfen, Germany), Michael Mittermaier (Unterreit, Germany), Daniel Burger (Dorfen, Germany) and Stefan Weigl (Muhldrof, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "Eccentric screw pump with a rotor of a drive shaft circulating essentially about a fixed axis in relation to the stator in a bearing block, a power train and a screw conveyor, which revolves in a rotating-oscillating manner in a screw flight of the ...