Tube yarn shipper

Claim 1

IN A CONTAINER FOR YARN WOUND ON TUBES, THE COMBINATION COMPRISING A CONTAINER COMPRISED OF A FIRST PAIR OF UPRIGHT PARALLEL SIDE WALLS, A SECOND PAIR OF UPRIGHT PARALLEL SIDE WALLS CONNECTED TO SAID FIRST PAIR OF SIDE WALLS TO PROVIDE A GENERALLY RECTANGULAR SIDE WALL STRUCTURE, AND FIRST AND SECOND END WALLS ADJACENT THE OPPOSITE ENDS OF SAID SIDE WALL STRUCTURE; A PLURALITY OF TIERS OF YARN TUBES WITHIN SAID CONTAINER; A PLURALITY OF HORIZONTALL SUPPORT PADS IN SAID CONTAINER IN CLOSE FITTING RELATION TO SAID SIDE WALLS AND FORMING SEPARATION FOR A PLURALITY OF TIERS OF YARN WOUND ON TUBES, EACH OF SAID SUPPORT PADS COMPRISED OF A FIRST SHEET OF MULTI-LAYER PAPERBOARD, AND A SECOND SHEET OF MULTI-LAYER PAPERBOARD, EACH OF SAID SHEETS COMPRISING A FIRST SURFACE LAYER AT ONE SIDE OF THE SHEET, A SECOND SURFACE LAYER AT THE OTHER SIDE OF THE SHEET, AN INSIDE CORRUGATED LAYER SANDWICHED BETWEEN SAID FIRST AND SECOND LAYERS, AND AN ANNULAR DEPRESSION IN EACH SHEET FORMED BY DEFORMING SAID FIRST SURFACE LAYER INTO THE MATERIAL OF SAID CORRUGATED LAYER TO DEFINE A CYLINDRICAL MEMBER WITHIN EACH DEPRESSION SAID INSIDE CORRUGATED LAYER OF EACH SHEET COMPRISING A FIRST CORRUGATED LAYER, A SECOND CORRUGATED LAYER, AND AN UNCORRUGATED SHEET SANDWICHED THEREBETWEEN;