Patent ID: 6016582
Filing Date: 2000-01-25
Classification: A47C

Abstract:
An inflatable pillow top, adapted to be releasably attached to a mattress to cover the top surface of the mattress, comprising:a case including an upper sheet connected along opposing sides and head and foot ends to a lower sheet, to form an enclosure therebetween;an inflatable bladder, comprised of fluidly interconnected air chambers contained within the case, and substantially coextensive with the upper and lower sheets; means for selectively inflating the bladder including compressible foam material filling each air chamber, having memory to return to an expanded condition to expand the air chambers and draw air therein; an inlet valve in the air bladder, operable to permit air flow into the air bladder and prevent air flow out of the bladder; an outlet valve in the air bladder, selectively operable to permit air flow out of the bladder and prevent air flow into the bladder; and a plurality of springs arranged within the bladder extending vertically, to provide additional support at the spring locations.