ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,906, issued on Oct. 7, was assigned to Airbus Operations GmbH (Hamburg, Germany).

"Pressureless water tank for operation in an aircraft, aircraft section and aircraft having a water tank" was invented by Frank Schneider (Hamburg, Germany) and Frederik Albers (Ahlerstedt, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A water tank for operation in an aircraft includes a rigid tank shell, and a pressure compensation mechanism to equalize a pressure inside of the rigid tank shell with an environment. The pressure compensation mechanism includes a shutoff member to move between a closed position, a first open position allowing air to enter the ri...