Passive stabilization system

Claim 1

THE COMBINATION OF A VESSEL AND A STABILIZATION SYSTEM THEREFOR COMPRISING A PLURALITY OF UNITS EACH COMPOSED OF AN ELONGATED ENCLOSURE EXTENDING TRANSVERSELY ACROSS SAID VESSEL, WALL MEANS COMPARTMENTING SAID ENCLOSURE TO DEFINE A WING TANK ON EACH END OF SAID ENCLOSURE AND AN INTERCONNECTING CENTRAL COMPARTMENT, SAID WALL MEANS DEFINING RESTRICTED VERTICALLY ELONGATED OPENINGS COMMUNICATING SAID WING TANKS AND SAID CENTRAL COMPARTMENT WITH THE OPENINGS BEING SHAPED TO CAUSE SUBSTANTIAL JET LOSS OF HEAD FROM LIQUID PASSING THERETHROUGH, AND A BODY OF LIQUID IN SAID ENCLOSURE HAVING A LIQUID LEVEL SUCH THAT IN A REPOSE HORIZONTAL CONDITION THE OPENINGS DEFINED IN SAID WALL MEANS EXTEND SUBSTANTIALLY ABOVE AND BELOW THE LEVEL OF THE LIQUID TO PROVIDE UNRESTRICTED PASSAGE FOR AIR AND RESTRICTED PASSAGE FOR LIQUID, THE CROSS SECTIONAL AREAS OF SAID WING TANKS BEING DIFFERENT FOR SAID PLURALITY OF UNITS WHEREBY SAID UNITS ARE TURNED TO DIFFERENT FREQUENCIES.