Foam mattress with symmetrical wavy foam layers
First Claim
1. A mattress comprising:
- an upper foam layer with a wavy lower side having a top upside-down hill; and
a lower foam layer with a wavy upper side, a center plane, a top and a bottom, wherein the wavy lower side of the upper foam layer is adjacent to the wavy upper side of the lower foam layer, wherein the lower foam layer has a top lateral valley, a middle lateral valley and a bottom lateral valley, wherein the top upside-down hill of the upper foam layer fits into and is adjacent to the top lateral valley of the lower foam layer, wherein the top lateral valley has a minimum located between twelve and eighteen inches from the top of the lower foam layer, wherein the bottom lateral valley has a minimum located within eighteen inches of the bottom of the lower foam layer, and wherein the center plane intersects the lower foam layer at a minimum of the middle lateral valley.
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Accused Products
Abstract
A symmetrical zoned foam mattress includes an upper foam layer with a wavy lower side and a lower foam layer with a wavy upper side. The lower layer has top, middle and bottom lateral valleys. The wavy lower side of the upper layer is glued to the wavy upper side of the lower layer. The top lateral valley has a minimum located within eighteen inches of the top head end of the lower layer. The bottom lateral valley has a minimum located within eighteen inches of the bottom foot end of the lower layer. A center plane intersects the lower foam layer at a minimum of the middle lateral valley. The minimum of each of the top and bottom lateral valleys is about fifteen inches from the end of the mattress regardless of whether the consumer chooses to use the top or bottom end as the head of the mattress.
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Citations
8 Claims
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1. A mattress comprising:
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an upper foam layer with a wavy lower side having a top upside-down hill; and a lower foam layer with a wavy upper side, a center plane, a top and a bottom, wherein the wavy lower side of the upper foam layer is adjacent to the wavy upper side of the lower foam layer, wherein the lower foam layer has a top lateral valley, a middle lateral valley and a bottom lateral valley, wherein the top upside-down hill of the upper foam layer fits into and is adjacent to the top lateral valley of the lower foam layer, wherein the top lateral valley has a minimum located between twelve and eighteen inches from the top of the lower foam layer, wherein the bottom lateral valley has a minimum located within eighteen inches of the bottom of the lower foam layer, and wherein the center plane intersects the lower foam layer at a minimum of the middle lateral valley. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification