Portable enclosure structure

Claim 1

A FOLDABLE ENCLOSURE COMPRISING A ROOF INCLUDING A MAIN PART, DEPENDING SIDE EDGE PORTIONS AND OPPOSITE END EDGE DEPENDING PORTIONS, A PAIR OF ROOF EXTENSION PANELS, MEANS CARRIED BY SAID ROOF MAIN PART MOVABLY SUPPORTING THE SAID ROOF EXTENSION PANELS BETWEEN SAID END DEPENDING PORTIONS FOR MOVEMENT OUTWARDLY AWAY FROM ONE ANOTHER TO A POSITION WHEREIN THE ROOF EXTENSION PANELS EXTEND LATERALLY OUTWARDLY OF SAID SIDE EDGE PORTIONS OF SAID ROOF MAIN PART, SIDE WALL PORTIONS EACH HAVING AN UPPER HORIZONTAL EDGE, MEANS PIVOTALLY CONNECTING THE UPPER EDGE OF THE SIDE WALL PORTIONS TO THE OUTER SIDE PORTIONS OF SAID ROOF EXTENSION PANELS, END WALL PORTIONS EACH HAVING THE UPPER EDGE THEREOF PIVOTALLY INTERCONNECTED TO AND ALONG AN EDGE OF ONE OF SAID DEPENDING END EDGE PORTIONS OF SAID ROOF MAIN PART, EACH OF SAID END WALL PORTIONS INCLUDING OPPOSITE SIDE EDGES EXTENDING DOWNWARDLY FROM SAID UPPER EDGE THEREOF, AND A PAIR OF END WALL EXTENSION PANELS PIVOTALLY INTERCONNECTED WITH OPPOSITE SIDE EDGES OF EACH OF SAID END WALL PORTIONS WHEREBY THE ENCLOSURE IS ADAPTED TO BE FOLDED INTO A POSITION WHEREIN THE SIDE WALL PORTIONS AND THE END WALL PORTIONS AS WELL AS THE END WALL EXTENSION PANELS ARE DISPOSED IN SUPERPOSED RELATION SUBSTANTIALLY PARALLEL WITH ONE ANOTHER AND WITH SAID ROOF MAIN PORTION.