Collapsible stacking crate

Claim 1

A CRATE CONSTRUCTION COMPRISING: FOUR CONTINUOUS, STRAIGHT RECTANGULARLY ARRANGED HOMOGENEOUS SHEET METAL BOTTOM RAILS EACH HAVING A MAIN UPWARDLY DIRECTED CHANNEL SHAPED BODY WITH TWO CONTINUOUS SIDES AND AN UPWARDLY DIRECTED BOTTOM, AND HOMOGENEOUS SHEET METAL CURLED END HINGE FORMING MEMBERS WITH PAIRS OF SAID HINGE FORMING MEMBERS ALIGNED TO FORM COMPOSITE CORNER TUBULAR HINGE ROD RECEIVING MEMBERS; FOUR CONTINUOUS STRAIGHT RECTANGULARLY ARRANGED HOMOGENEOUS SHEET METAL TOP RAILS EACH HAVING A MAIN DOWNWARDLY DIRECTED CHANNEL SHAPED BODY WITH TWO CONTINUOUS SIDES AND AN INVERTED DOWNWARDLY DIRECTED BOTTOM AND HOMOGENEOUS SHEET METAL CURLED END HINGE FORMING MEMBERS WITH PAIRS OF SAID HINGE FORMING MEMBERS ALIGNED TO FORM COMPOSITE CORNER TUBULAR HINGE ROD RECEIVING MEMBERS; HINGE ROD CONSTRUCTIONS EXTENDING THROUGH SAID HINGE ROD RECEIVING MEMBERS AND HAVING FLAT END PIECES; ZIGZAG ROD CONSTRUCTIONS EXTENDING BETWEEN THE RESPECTIVE ONES OF SAID BOTTOM AND TOP RAILS WITH RETURN BENDS PINCHED BETWEEN THE SIDES OF SAID CHANNEL SHAPED BODIES; A FLAT RECTANGULAR BOTTOM MEMBERS HAVING ITS EDGES ADJACENT TO AND INSIDE THE INNER SIDES OF SAID BOTTOM RAILS AND HAVING TWO SUPPORTING STRAPS UNDER SAID BOTTOM MEMBER RESPECTIVELY PARALLEL TO TWO OF SAID BOTTOM RAILS WITH THEIR ENDS EXTENDING UPWARDLY FROM ONE SIDE OF SAID BOTTOM MEMBER AND HINGEDLY CURLED AND HOOKED INTO SLITS ON THE INNER SIDE OF AN ADJACENT BOTTOM RAIL TO FORM BOTTOM MEMBER HINGES, THE OTHER ENDS OF SAID STRAPS EXTENDING UPWARDLY FROM THE OPPOSITE SIDE OF SAID BOTTOM MEMBER AND HOOKED ON AND OVER THE INNER SIDE OF THE ADJACENT BOTTOM RAIL, SAID CRATE BEING FOLDABLE BY SWINGING SAID BOTTOM MEMBER UPWARDLY ABOUT SAID BOTTOM MEMBER HINGES AND THEN FOLDING SAID TOP AND BOTTOM RAILS ABOUT SAID HINGE RODS UNTIL SAID RAILS ARE SUBSTANTIALLY PARALLEL.