Patent ID: 7181786

Claim:
Bed comprised of a bedstead and a mattress, wherein the bedstead has side-walls and comprises an air-conduction unit and the air-conduction unit comprises the side-walls, the side-walls having openings therethrough for the passage of air, said openings comprise escape ports in the side-walls for lateral outflow of air out of the bedstead from the air-conduction unit, further comprising: side-ducts in the air-conduction unit, the side-ducts being comprised of the side-walls having escape-ports; and an air-chamber formed in the bedstead, the air-chamber communicating with upper escape ports; and a side-duct feeding connection for feeding air into the side-ducts, means sealing the side-ducts so that the air fed thereto can escape only through said escape ports; and a mattress-rack for supporting the mattress and, beneath the mattress rack, a topside having upper escape ports for the passage of air; and means sealing the air-chamber so that air therefrom can escape only through said upper escape ports; and further comprising an additional air connection for communication between a source of conditioned air and the side-ducts and/or the air-chamber.