Self-sustaining structure

Claim 1

A SELF-SUSTAINING REFRIGERATED STRUCTURE WHICH IS READILY ASSEMBLED AND DISASSEMBLED COMPRISING IN COOPERATIVE COMBINATION AT LEAST 12 GENERALLY RECTANGULAR PANELS, SAID PANELS COMPRISING A PAIR OF OPPOSED FACE MEMBERS HAVING DISPOSED THEREBETWEEN FOAMED PLASTIC INSULATING MEANS, EACH OF SAID PANELS HAVING AT LEAST THREE EDGES PROVIDED WITH A RABBIT DESIGNED TO INTERFIT WITH A LIKE RABBET, THE REMAINING EDGE DEFINING A GROOVE WITHIN THE CORE OF SAID PANEL, SAID GROOVE BEING DISPOSED THEREIN A SPLINE IN A PLANE GENERALLY PARALLEL TO A FACE OF SAID PANEL, FOUR OF SAID PANELS BEING ARRANGED IN THE FORM OF A HOLLOW RECTANGULA PRISM HAVING A FIRST END AND A SECOND END WITH THE SPLINE SIDES AT THE FIRST END OF SAID HOLLOW RECTANGULAR PRISM, A PAIR OF PANELS POSITIONED WITHIN THE OPENING AT THE SECOND END OF SAID PRISM HAVING GROOVED EDGES ABUTTING SAID SPLINE IN SAID GROOVES, THE RABBETED EDGES OF SAID PANELS ENGAGING THE RABBETED EDGES OF SAID RECTANGULAR PRISM TO FORM A FIVE SIDED GENERALLY RECTANGULAR CONFIGURATION, A SECOND SIMILAR FIVE SIDED GENERALLY RECTANGULAR CONFIGURATION DISPOSED WITH THE GROOVED EDGES OF ITS FIRST END IN ENGAGEMENT WITH THE GROOVED EDGES OF THE FIRST END OF SAID FIRST FIVE SIDED CONFIGURATION AND RECEIVING FIRST END OF SAID FIRST FIVE SIDED CONFIGUATION, ONE OF SAID PANELS DEFINING A PASSAGEWAY FROM THE ENCLOSED SPACE WITHIN THE PANEL STRUCTURE TO THE SPACE WITHOUT, AN INSULATED DOOR CLOSING SAID PASSAGEWAY AND ELONGATED EXTERNAL TENSION MEMBERS DISPOSED ABOUT THE PERHIPHERY OF THE STRUCTURE, THE ELONGATED TENSION MEMBERS PROVIDING A COMPRESSIVE FORCE ON THE STRUCTURE AND PROVIDING A SOLE MEANS TO MAINTAIN THE PANELS IN ENGAGEMENT WITH EACH OTHER IN THE LONGITUDINAL DIRECTION OF THE TENSION MEMBERS, THE TENSION MEMBERS BEING METAL ANGLES LONGITUDINALLY DISPOSED ALONG EACH OF THE PERIPHERAL EDGES OF THE STRUCTURA AND OVERLYING CORNERS FORMED BY ADJACENT PANELS, THE TENSION MEMBERS CONFORMING GENERALLY TO THE EXTERNAL CONFIGURATION OF THE REFRIGERATED STRUCTURE.