Image Number 3 for United States Patent #6298503.
A bed assembly has a shelter, a hollow casing enclosing the shelter, and a cushion panel disposed on the hollow casing. The hollow casing has an opening, a plurality of periphery holes, a large number of vent holes, and four hollow positioning seats receiving four threaded rods. Four reinforced panels are fastened on four sides of the hollow casing. The shelter has two transverse steel plates and four longitudinal steel plates. A headboard is disposed on a front portion of the hollow casing. A first cabinet is disposed on a first lateral of the hollow casing. A second cabinet is disposed on a second lateral of the hollow casing.