ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,556,047, issued on Feb. 17, was assigned to Hanning Elektro-Werke Gmbh & Co. KG (Paderborn, Germany).
"Fireproof cover, fireproof pump assembly and use thereof" was invented by Vitali Jakunin (Oerlinghausen, Germany), Thomas Pflug (Bielefeld, Germany) and Norbert Krogmeier (Bielefeld, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fireproof cover for a stator winding of a stator, in particular of electromotive pumps, comprising two or more fire protection caps. The fire protection caps are made of a flame retardant material and can be placed together in an engagement position. The fire protection caps in the engagement position form a knockout...