Patent ID: 6983502

Claim:
An air mattress comprising: a first inflatable compartment having a length and width, when inflated, sufficient to support a human body, said compartment also having a height when inflated, said compartment having a top, a bottom, and substantially straight, vertically extending sides, said first compartment being composed of at least two layers of vinyl, one layer of vinyl forming the top of the compartment and the second forming the bottom; and a second inflatable compartment disposed on the top of the first inflatable compartment and secured thereto at least alone a portion of the first inflatable compartment at a point spaced inwardly from the sides of said first inflatable compartment, said second compartment extending generally the length and width of the top of the first compartment, said second compartment being of a size, when inflated, sufficient to support a human body, and having an inflated height substantially less than the height of the first compartment; said second compartment being composed of at least two layers of vinyl distinct from the two layers of vinyl forming the first compartment; said second compartment being inflatable to give the top of the air mattress a soft, pillow-like appearance and feel, wherein said first compartment and said second compartment are secured together adjacent an open fluid communication channel, the fluid communication channel providing fluid communication between the first and second inflatable compartments to enable fluid in one of the first and second inflatable compartments to flow into the other of the first and second inflatable compartments, such that fluid pressure in the first and second compartments are equalized, wherein the first and second compartments are substantially free to move with respect to each other except at the periphery thereof.