Collapsible floating body

Claim 1

A COLLAPSIBLE BODY COMPRISING, IN COMBINATION, PLURAL SECTION ARRANGED FOR DISENGAGEABLE INTERCONNECTION, AT TRANSVERSELY EXTENDING CONNECTION LINES, IN END-TO-END RELATION AND WITH ADJACENT END PORTIONS IN MATING OVERLAPPED RELATION; EACH SECTION COMPRISING PLATELIKE ELEMENTS HINGED TOGETHER FOR FOLDING AND EXPANDING, ALONG SUBSTANTIALLY LONGITUDINALLY EXTENDING FOLD LINES; FIRST WATER-TIGHT RESILIENT STRIPS EACH EXTENDING THROUGHOUT THE LENGTH OF A RESPECTIVE CONNECTION LINE AND LATERALLY TO EITHER SIDE OF THE LATTER, EACH FIRST RESILIENT STRIP BEING SECURED IN SUPERPOSED RELATION TO ONE SURFACE OF ONE OF THE TWO SECTIONS MEETING AT THE ASSOCIATED CONNECTION LINE AND, WHEN SUCH TWO SECTIONS ARE OVERLAPPED AT THEIR END PORTIONS, OVERLAPPING THE CORRESPONDING SURFACE OF THE OTHER OF SAID TWO SECTIONS; SECOND WATER-TIGHT RESILIENT STRIPS EACH EXTENDING THROUGHOUT THE LENGTH OF A RESPECTIVE FOLD LINE OF A RESPECTIVE SECTION AND LATERALLY TO EACH SIDE OF THE LATTER, EACH SECOND RESILIENT STRIP BEING SECURED IN SUPERPOSED RELATION TO THE INTERIOR SURFACES OF THE TWO PLATE-LIKE ELEMENTS HINGED AT THE RESPECTIVE FOLD LINE; AND MEANS FOR CLAMPING SUCH ADJACENT END PORTIONS IN TIGHT ENGAGEMENT; WHEREBY WHEN THE ADJACENT END PORTIONS ARE CLAMPED IN TIGHT ENGAGEMENT, EACH OF SAID FIRST AND SECOND WATER-TIGHT RESILIENT STRIPS IS COMPRESSED TO FORM SEAL PREVENTING WATER LEAKAGE ALONG SAID CONNECTION LINES AND SAID FOLD LINES.