Patent ID: 8539628
Filing Date: 2013-09-24
Classification: A47C,A47D

Abstract:
1. A mattress comprising: a first foam layer that is no greater than fifty-two inches long and no greater than twenty-eight inches wide, wherein the first foam layer has a bottom surface and four side surfaces, wherein the mattress has a top surface and a bottom surface, and wherein no layer of foam is disposed above the first foam layer; and a ring of visco-elastic foam that abuts the four side surfaces of the first foam layer, wherein the ring of visco-elastic foam has a width of at least one inch, wherein the ring of visco-elastic foam does not extend above the top surface of the mattress but extends from the to surface of the mattress to the bottom surface of the mattress, and wherein the ring of visco-elastic foam is a single piece of molded foam.