Freely supported deck-construction

Claim 1

A GENERALLY HORIZONTAL DECK-CONSTRUCTION COMPRISING A UNIT HAVING AN OPEN SUBSTANTIALLY EQUILATERALL QUADRILATERAL FRAME, THE SIDES OF THE FRAME BEING MADE UP OF ELONGATED COMPRESSION SIDE MEMBERS, MEANS FLEXIBLE CONNECTING THE ENDS OF SUCCESSIVE SIDE MEMBERS OF THE FRAME TOGETHER, A FIRST PAIR OF TWO ADJACENT SIDE MEMBER LYING IN THE SAME, FIRST PLANE AND THE OTHER TWO OPPOSITE SIDE MEMBERS, FORMING A SECOND PAIR THEREOF, LYING IN THE SAME, SECOND PLANE, THE FIRST AND SECOND PLANES BEING INCLINESD DOWNWARDLY AT SUBSTANTIAL ANGLES WITH RESPECT TO THE HORIZONTAL AND INTERSECTING ALONG A CENTRAL LINE, THE FIRST CORNER, AT THE CONNECTION BETWEEN THE SIDE MEMBERS OF THE FIRST PAIR, AND THE SECOND CORNER, AT THE CONNECTION BETWEEN THE SIDE MEMBERS OF THE SECOND PAIR, BEING DISPOSED SUBSTANTIALLY ABOVE SAID CENTRAL LINE, AT LEAST ONE ELONGATED FIRST TENSION MEMBER DISPOSED ABOVE AND EXTERIORLY OF THE FRAME, SAID FIRST TENSION MEMBER EXTENDING BETWEEN AND BEING CONNECTED TO THE SAID FIRST AND SECOND CORNERS OF THE FRAME, AND A PLURALITY OF SECOND, FURTHER TENSION MEMBERS DISPOSED ABOVE AND EXTENDING EXTERIORLY OF THE FRAME EXTENDING BETWEEN AND CONNECTING THE OTHER TWO OPPOSITE CORNERS OF THE FRAME, SAID SECOND TENSION MEMBERS DIVERGING AS THEY LEAVE ONE OF SAID OTHER TWO OPPOSITE CORNERS OF THE FRAME AND CONVERGING AS THEY APPROACH THE OTHER OF SAID OTHER TWO OPPOSITE CORNERS OF THE FRAME, THE SAID SECOND TENSION MEMBERS INTERSECTING AT POINTS DISPOSED ABOVE AND EXTERIORLY OF THE FRAME AND BEING CONNECTED TO THE FIRST TENSION MEMBER AT SUCH POINTS OF INTERSECTION, WHEREBY THE FIRST AND SECOND TENSION MEMBERS DEFINE A CURVED, HANGING SURFACE DISPOSED ABOVE AND EXTERIORLY OF THE FRAME.