Patent ID: 6618884
Filing Date: 2003-09-16
Classification: A47C

Abstract:
An inflatable mattress comprising:an inflatable upper mattress body defining a plurality of elongated parallel upper chambers that extend in a first longitudinal direction, and that are in fluid communication with one another, and having a bottom wall that confines bottom sides of said upper chambers, that has a peripheral portion, and that is formed with a first hole which is disposed adjacent to said peripheral portion, which is fluid communication with an adjacent one of said upper chambers, and which has a periphery; an inflatable lower mattress body disposed below and in alignment with said upper mattress body, defining a plurality of elongated parallel lower chambers that extend in a second longitudinal direction, and that are in fluid communication with one another, and having a top wall that confronts said bottom wall of said upper mattress body, that confines top sides of said lower chambers, that has a peripheral portion, and that is formed with a second hole which is disposed adjacent to said peripheral portion of said top wall, which is in fluid communication with an adjacent one of said lower chambers, which is vertically registered with said first hole, and which has a periphery, each of said lower chambers having a transverse cross-section greater than that of said upper chamber, said periphery of said second hole being integrally connected to said periphery of said first hole so as to permit adjoining of said first and second holes, thereby permitting fluid communication of said upper chambers with said lower chambers via said first and second holes.