Abstract: This invention relates to a portable air support device having a plurality of air inflatable cells, arranged within a conveniently dissembled air support bag. The portable device comprises a novel air distribution manifold, control console and air distribution valve assembly to inflate a novel air flow quilt which provides an upward flow of air to a patient reclining thereon, to provide comfort and promote patient healing.
Abstract: This invention relates to a fluid distribution valve comprising a port select valve structure wherein the flow of fluid from a fluid flow source is directed through a chamber of a rotatable member comprising a plurality of varying sized spaced ports which align with ports of a housing at various positions of rotation of the member to provide variations of fluid flow through the ports of the housing. The valve has particular utility as an air distribution valve in an air flow support mattress system.