SPRING CORE WITH INTEGRATED CUSHIONING LAYER
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United States of America Patent
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Issued Date -
Nov 3, 2016
app pub date -
Jul 14, 2016
filing date -
May 30, 2014
priority date (Note) -
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Abstract
A spring core is provided that includes a plurality of coil springs having an upper portion and a lower portion that collectively define an interior cavity. The spring core further includes a continuous upper fabric layer that covers each coil spring and defines a recess in the interior cavity of each coil spring. A cushioning layer is positioned atop the continuous upper fabric layer and extends into the recess in the interior cavity of each coil spring. A mattress assembly is further provided that includes the spring core, an upper body supporting layer, and a lower foundation layer. Methods of producing a spring core are further provided.
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