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Cushioning system with parallel sheets having opposing indentions for linear deflection under load

  • US 7,574,760 B2
  • Filed: 01/05/2006
  • Issued: 08/18/2009
  • Est. Priority Date: 01/05/2005
  • Status: Active Grant
First Claim
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1. A cushion comprising:

  • (a) a first surface made of flexible high polymer resin;

    (b) a second surface made of flexible high polymer resin, in at least partially coextensive relation to said first surface to define a cavity therebetween, said coextensive relation defining opposing corresponding portions of said first and second surfaces;

    (c) a plurality of support members comprising inwardly directed indentations in both of said first and second surfaces extending into the cavity, a plurality of the indentations in each of the first and second surfaces having a square shape and an outwardly facing recess, a plurality of the indentations in said first surface abutting said indentations in the second surface;

    (d) a layer of visco-elastic foam substantially overlying the first surface; and

    ,(e) a fabric enclosure surrounding the first surface, the second surface and the foam layer.

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