ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,535,096, issued on Jan. 27, was assigned to Airbus Operations GmbH (Hamburg, Germany).
"Threaded fastener for a fastening element, fastening rail for an aircraft cabin, and aircraft provided therewith" was invented by Hermann Benthien (Hamburg, Germany) and Andreas Poppe (Hamburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A blocking mechanism which is integrated with a threaded fastener is proposed for improving the reusability and handling of locking devices for threaded fasteners, such as threaded bolts or nuts. The blocking mechanism can be switched to and from between a blocked state, in which the threaded fastener is gripped in a posit...