Patent ID: 8356372

Claim:
A mattress having multiple flexure points for articulating the mattress into different positions, the mattress comprising: a top layer having a top surface and a bottom surface, wherein the top layer comprises an innerspring, a support foam layer disposed below the bottom surface of the top layer, having a top surface, a bottom surface, a first side wall, a second side wall, and a support layer thickness, wherein the support foam layer includes a first channel extending from the first side wall to the second side wall along the bottom surface of the support foam layer, and a second channel extending from the first side wall to the second side wall along the top surface of the support foam layer, at least one additional layer disposed between the support foam layer and the top layer, wherein said at least one additional layer includes at least one of foam or springs, wherein the first and second channels each comprise a first vertical wall and a second vertical wall, the vertical walls spaced a width apart by a bottom wall, and wherein the first channel has a first depth less than the support layer thickness and the second channel has a second depth less than the support layer thickness, the first and second channels defining the flexure points, and wherein the top layer further comprises foam blocks disposed between a plurality of coil springs in the innerspring, wherein each of the foam blocks is aligned with a selected one of the first and second channels.