All purpose platform ladder

Claim 1

A SUPPORTING DEVICE OF THE CHARACTER DESCRIBED, COMPRISING IN COMBINATION FIRST AND SECOND FRAMES PIVOTED TOGETHER AND EACH INCLUDING A PAIR OF SIDE RAILS AND CROSS MEMBERS SECURING THE RAILS TOGETHER IN SPACED PARALLEL RELATIONSHIP, A FOLDING BRACE FOR HOLDING THE FRAMES APART IN AN UPRIGHT RIGID TRIANGULAR STRUCTURE, A PLATFORM SHORTER THAN EITHER FRAME AND NARROWER THAN ONE OF THE FRAMES, THE PLATFORM INCLUDING A PAIR OF OFFSET SECURING MEANS AT ONE END, MEANS PIVOTING THE OFFSET SECURING MEANS TO THE FIRST FRAME SO THAT THE PLATFORM CAN BE DISPOSED PARALLEL TO SAID FIRST FRAME AND WITHIN THE WIDTH OF ONE OF THE FRAMES AND WITHIN THE LENGTH OF BOTH FRAMES, SAID PLATFORM BEING ADAPTED TO BE SWUNG INTO HORIZONTAL POSITION WHEN SAID STRUCTURE IS UPRIGHT, A SECOND PLATFORM SHORTER THAN EITHER FRAME AND PIVOTED AT A LINE BELOW THE UPPER SIDE OF ONE END THEREOF TO A CORRESPONDING LINE BELOW THE UPPER SIDE OF THE FIRST PLATFORM, THE PLATFORMS INCLUDING ABUTMENT MEANS ABOVE THEIR PIVOT LINES SO THAT BOTH PLATFORMS WHEN HORIZONTAL FORM A RIGID SUPPORT FOR VERTICAL LOADS, A SUPPORT WIDER THAN SAID SECOND PLATFORM PIVOTED TO THE OUTSIDE OF THE OTHER END OF THE SECOND PLATFORM AND A FOLDING BRACE FORMING A RIGID TRIANGULAR STRUCTURE WITH SAID SECOND PLATFORM AND SAID SUPPORT WHEREBY THE ENTIRE DEVICE INCLUDES A FOLDABLE HORIZONTAL SUPPORT HELD BY TWO RIGID VERTICAL SUPPORTS SECURED TOGETHER BY A RIGID TRIANGULAR STRUCTURE AND THE DEVICE CAN BE FOLDED INTO A SERIES OF CONTIGUOUS PARALLEL MEMBERS IN WHICH THE FIRST PLATFORM IS WITHIN THE THICKNESS OF ONE OF THE FRAMES AND THE SECOND PLATFORM IS WITHIN THE THICKNESS OF THE SUPPORT.