Spaced tube inflatable life raft

Claim 1

AN INFLATABLE LIFE RAFT COMPRISING: SPACED UPPER AND LOWER SUPERPOSED PERIPHERALLY DISPOSED INFLATABLE BUOYANT ELEMENTS; A PLURALITY OF INFLATABLE SPACER TUBES EXTENING BETWEEN SAID ELEMENTS; BULKHEADS IN SAID ELEMENTS DIVIDING THE ELEMENTS INTO A PLURALITY OF COMPARTMENTS; EACH OF SAID BULKHEADS BEING ADJACENT A SPACER TUBE, THE BULKHEADS OF THE UPPER ELEMENT BEING DISPOSED ON THE SAME SIDE OF THE SPACER TUBES AND THE BULKHEADS OF THE LOWER ELEMENT BEING DISPOSED ON THE OPPOSITE SIDE OF THE SPACER TUBES; A FIRST FLEXIBLE PANEL SECURED ALONG ITS OUTER PERIPHERY TO SAID PLURALITY OF COMPARTMENTS IN SAID UPPER PERIPHERALLY DISPOSED ELEMENT; A SECOND FLEXIBLE PANEL SECURED ALONG ITS OUTER PERIPHERY TO SAID PLURALITY OF COMPARTMENTS IN SAID LOWER PERIPHERALLY DISPOSED ELEMENT, SAID FIRST AND SECOND FLEXIBLE PANELS AUTOMATICALLY FORMING SPACED UPPER AND LOWER SURFACES WHEN SAID BUOYANT ELEMENTS ARE INFLATED; AND FLEXIBLE WALL MEANS MOUNTED ON SAID BUOYANT ELEMENTS AND ADAPTED TO BE ERECTED AUTOMATICALLY TO FORM A PERIPHERAL SPRAY SHIELD WHEN SAID BUOYANT ELEMENTS ARE INFLATED.