ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,459,221, issued on Nov. 4, was assigned to Airbus Operations GmbH (Hamburg, Germany).
"Method for producing a torsion box for a structure of an airplane and a torsion box for a structure of an airplane" was invented by Claas De Jong (Stade, Germany) and Rene Schroder (Buxtehude, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing a torsion box for a structure of an airplane. The method includes providing a first component made of a fiber composite material, the first component has a first planar base having a first inner side and a first outer side, first stiffening elements on the first inner side forming a composite with the f...