ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,529,439, issued on Jan. 20, was assigned to Frankische Industrial Pipes GMBH & Co. KG (Konigsberg, Germany).
"Fluid connection unit" was invented by Dirk Schroter (Pfarrweisach, Germany), Manfred Krauss (Hettstadt, Germany) and Soren Schroter (Hallstadt, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A unit for connecting a fluid line to a port of a superordinate assembly, comprising a base body comprising a connection piece at one axial end for connection to the fluid line and a receiving portion at another axial end. The unit comprises an insert element comprising a resilient material and at least one radially outwardly projecting protrusion. ...