Mattress
AssigneeB.V. Pijnloos
InventorBernardus Ludgerus Lubertus Hijlkema
Life of this patent
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Abstract
An embodiment of the present invention discloses a mattress including an underlayer, an air chamber layer arranged above the underlayer, granular material incorporated in the air chamber layer, and adjusting devices for adjusting the amount of air in the air chamber layer between a rest position, wherein the granular material at least almost fills the whole air chamber layer, and an adjusting position wherein the air chamber layer is only partially filled with granular material.
Claims17
Mattress comprising an underlayer, an air chamber layer arranged above the underlayer, characterized by solid shaping material such as granular material incorporated in the air chamber layer, and adjusting means for adjusting the amount of air in the air chamber layer between a rest position, wherein the air chamber layer is substantially filled only with the solid shaping material, and an adjusting position wherein the air chamber layer is only partially filled with solid material and further with air under a pressure.
Dependencies are inferred from the claim text.