ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,374, issued on Jan. 13, was assigned to HUBNER GmbH & Co. KG (Kassel, Germany).

"Coupling module as an interface between a passenger boarding bridge or staircase and the fuselage of an aircraft" was invented by Heinz Schuster (Kassel, Germany) and Sebastian Schmelz (Niestetal, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A coupling module as an interface between an air passenger bridge or staircase and the aircraft fuselage has a cabin and a walkable swivel floor. At least the swivel floor is pivotably arranged about a pivot axis at the cabin to align the swivel floor at a door opening in an aircraft fuselage. The swivel floor has at least...