Sailing vessel

Claim 1

IN COMBINATION WITH A SAILING VESSEL, A PAIR OF TRANSVERSELY SPACED MASTS CARRIED BY SAID VESSEL INTERMEDIATE THE ENDS THEREOF AND COVERGING UPWARDLY TO DEFINE AN INVERTED GENERALLY V-SHAPED CONFIGURATION, A MAIN SAIL CARRIED BY EACH MAST AND MOVABLE ABOUT THE LONGITUDINAL AXIS OF THE MAST TO SELECTED ADJUSTED POSITIONS, RIGGING MEANS FOR EFFECTING ADJUSTMENTS OF SAID MAIN SAILS TO A PLURALITY OF POSITIONS, AN AERODYNAMICALLY SINGLE TRIANGULARLY SHAPED AUXILIARY JIB SAIL FORWARDLY OF SAID MASTS HAVING AERODYNAMICALLY SINGLE TRAILING AND LEADING EDGES, MEANS ANCHORING THE BOTTOM LEADING CORNER OF SAID JIB SAIL TO SAID VESSEL AND THE TOP CORNER OF SAID JIB SAIL TO THE MASTS ADJACENT THE TOP CORNER OF SAID JIB SAIL TO MEANS SECURED TO THE BOTTOM TRAILING CORNER OF SAID JIB SAIL; THE BOTTOM EDGE OF SAID JIB SAIL BEING OTHERWISE UNANCHORED TO SAID VESSEL BETWEEN THE BOTTOM CORNERS THEREOF WHEREBY THE SINGLE TRAILING EDGE OF SAID JIB SAIL CAN BE QUICKLY ORIENTATED BY MERE FLIPPING OF SAID REAR CORNER TO A POSITION ADJACENT EITHER OF SAID MASTS WHILE SAID JIB SAIL REMAINS ANCHORED AT THE TOP CORNER AND FRONT BOTTOM CORNER THEREOF TO ENABLE SAID JIB SAIL TO PROVIDE SUBSTANTIALLY AN AERODYNAMIC CONTINUATION OF A MAIN SAIL ASSOCIATED WITH SUCH MAST UPON ADJUSTMENT OF SAID RIGGING MEANS.