Cold storage room

Claim 1

A STORAGE ROOM FOR USE IN CONJUNTION WITH A LARGER STORAGE AREA HAVING A FLOOR AND A CEILING OF GREATER AREAL EXTENT THAN THE HORIZONTAL CROSS-SECTIONAL AREA OF SAID STORAGE ROOM, COMPRISING: (A) A PLIABLE WALL STRUCTURE SUSPENDED FROM SAID CEILING AND EXTENDING TO SAID FLOOR WHEREBY SAID CEILING AND SAID FLOOR ALSO FORM THE CEILING AND FLOOR OF SAID STORAGE ROOM; (B) SAID WALL STRUCTURE FORMING A CONTINUOUS EXTERIOR WALL OF SAID STORAGE ROOM; (C) SAID WALL STRUCTURE COMPRISING A THICK LAYER OF CELLULAR PLASTIC INSULATING MATERIAL, A THINNER CANVAS COVERING ON ITS INTERIOR SIDE AND A THINNER IMPERVIOUS PLASTIC COVERING ON ITS EXTERIOR SIDE; (D) SAID CANVAS COVERING AND SAID PLASTIC COVERING BEING JOINED AT THEIR LOWERMOST ENDS; (E) SAID WALL STRUCTURE BEING FOLDABLE TO A RESTRICTED VERTICAL DIMENSION ADJACENT SAID CEILING; (F) A TUBULAR METAL PERIPHERAL FRAME MEMBER DISPOSED WITHIN THE POCKET FORMED ABOUT THE BOTTOM PERIPHERY OF SAID WALL STRUCTURE WHERE SAID CANVAS COVERING AND SAID PLASTIC COVERING ARE JOINED; (G) A PLURALITY OF FLEXIBLE ROPES ATTACHED TO SAID FRAME MEMBER ABOUT THE PERIPHERY OF SAID WALL STRUCTURE AND PASSING OVER AN EQUAL NUMBER OF PULLEYS ATTACHED TO SAID CEILING; (H) AN ELONGATED ROD ATTACHED TO THE UPPER, FREE ENDS OF ALL OF SAID ROPES ADJACENT SAID CEILING; (I) A FLEXIBLE CABLE MEANS ATTACHED TO THE FREE END OF PASSING OVER AN ADDITIONAL PULLEY; (J) A HAND-OPERABLE WINCHED ATTACHED TO THE FREE END OF SAID FLEXIBLE CABLE; (K) SAID WINCH, IN COOPERATION WITH SAID CABLE, SAID PULLEYS, AND SAID ROPES, BEING ADAPTED TO FOLD SAID WALL STRUCTURE AGAINST SAID CEILING AND EXPOSE AN UNENCUMBERED AREA FOR INGRESS TO AND EGRESS FROM THE AREA NORMALLY ENCOMPASSED BY SAID WALL STRUCTURE; AND (L) A REFRIGERATING UNIT ATTACHED TO SAID CEILING AND ADAPTED TO SUPPLY COLD AIR TO THE INTERIOR OF SAID STORAGE ROOM.