Mattress depressor and auxiliary means

Claim 1

IN COMBINATION, A MATTRESS DEPRESSOR INCLUDING UPPER AND LOWER ELEMENTS ARRANGED IN VERTICAL OPPOSITION TO EACH OTHER AND ADAPTED TO ENGAGE, RESPECTIVELY, UPPER AND LOWER MATTRESS PORTIONS SPACED INWARDLY FROM THE MARGINAL EDGE OF SUCH MATTRESS, AND MEANS OPERATIVELY CONNECTED BETWEEN THE ELEMENTS FOR HOLDING THE ELEMENTS IN CLOSED VERTICALLY SPACED APART RELATION WITH THE MATTRESS GRIPPED THEREBETWEEN, SAID ELEMENTS BEING SUCH RELATIVE SIZES THAT THE LOWER ELEMENTS IS SUBSTANTIALLY LARGER THAN THE UPPER ELEMENT AND IS THEREBY ADAPTED TO ENGAGE A RELATIVELY LARGE AREA OF THE BOTTOM OF THE MATTRESS WITHOUT MATERIAL UPWARD DEFORMATION OF THE MATTRESS BOTTOM IN THAT AREA, THE UPPER ELEMENT, BEING MATERIALLY SMALLER THAN THE LOWER ELEMENT, ENGAGING A RELATIVELY SMALL AREA OF THE TOP OF THE MATTRESS DIRECTLY OVER AND GENERALLY CENTERED ON THE BOTTOM AREA SO AS TO DEFORM SAID SMALL TOP AREA INTO A DEPRESSION CONCENTRATED AT THE ELEMENT-ENGAGED PORTION OF THE MATTRESS, AND AN AUXILIARY MEANS CARRIED BY THE DEPRESSOR AND RAISING THEREFROM TO AN UPPER TERMINAL PORTION GENERALLY CENTERED ON AND SPACED ABOVE THE UPPER ELEMENT.