Patent ID: 6687937
Filing Date: 2004-02-10
Classification: A61G

Abstract:
A moisture drying mattress comprising:at least one cushion having opposite top and bottom surfaces and a plurality of apertures extending through the cushion from the bottom surface to the top surface; at least one air channel mat, the at least one air channel mat having a base and being dimensioned and adapted to fit beneath the at least one cushion and support the at least one cushion bottom surface in a spaced relation from the base; a cover encasing said at least one cushion and said at least one air channel mat and defining a moisture drying space between the cover and the at least one cushion and said at least one air channel mat, said cover being pervious to moisture vapor flowing into the moisture drying space but impervious to moisture vapor and air within the moisture drying space whereby moisture vapor can pass through said cover into said space to be evaporated in the moisture drying space while moisture vapor and air within the moisture drying space does not pass through the cover to contact a user positioned on the mattress; and a selectively operable air pump for selectively supplying an air flow to the at least one air channel mat, the air flow supplied to the at least one air channel mat flowing through the air channel mat between the base and the cushion bottom surface and upwardly through the cushion apertures to remove moisture vapor which has passed through said cover and has accumulated in said moisture drying space at said at least one cushion and said at least one air channel mat.