Collapsible buildings

Claim 1

A BUILDING STRUCTURE CAPABLE OF BEING COLLAPSED INTO A READILY TRANSPORTABLE CONDITION AND INTO A READILY ERECTED CONDITION COMPRISING A FLOOR MEMBER OF GREATER LENGTH THAN WIDTH, A ROOF MEMBER OF SLIGHTLY GREATER LENGTH AND WIDTH THAN SAID FLOOR MEMBER, RIGID POST MEMBERS HAVING A LENGTH LESS THAN HALF THE LENGTH OF SAID FLOOR MEMBER SO THAT SAID POST MEMBERS LIE ON SAID FLOOR MEMBER END-TO-END AND PARALLEL WITH THE LONG SIDES OF SAID FLOOR MEMBER WITHOUT OVERLAPPING IN SAID COLLAPSED CONDITION, AND MEANS TO VERTICALLY DISPOSE SAID RIGID POST MEMBERS WITH RESPECT TO AND AT THE CORNERS OF SAID ROOF MEMBER AND SAID FLOOR MEMBER WHEN IN SAID ERECTED CONDITION, SAID ROOF MEMBER HAVING VERTICAL WALLS SURROUNDING A RECTANGULAR SPACE WHICH IS CLOSED AT THE UPPER PART THEREOF BY A SUBSTANTIALLY FLAT RIGID ROOF, SAID RECTANGULAR SPACE BEING OPEN AT THE BOTTOM AND HAVING A DEPTH AND INTERNAL AREA JUST LARGE ENOUGH TO RECEIVE SAID RIGID POST MEMBERS AND AT LEAST THE UPPER PART OF SAID FLOOR MEMBER IN SAID COLLAPSED CONDITION, SAID VERTICAL WALLS OF SAID ROOF MEMBER HAVING EDGES PROTRUDING ABOVE SAID FLAT RIGID ROOF DEFINING A RECTANGULAR RECESS FOR RECEIVING THE LOWER PART OF THE FLOOR MEMBER OF ANOTHER BUILDING STRUCTURE STACKED THEREUPON.