Patent ID: 7225822

Claim:
A collapsible structure, comprising: a single first base panel having a foldable frame member that has a folded and an unfolded orientation, and a material covering the frame member when the frame member is in the unfolded orientation, with the material assuming the unfolded orientation of its associated frame member, the first panel having an outer periphery and a sleeve extending along the outer periphery thereof; a single second upper panel defined by a single foldable frame member that has a folded and an unfolded orientation, and a material covering the frame member of the upper panel when the frame member of the upper panel is in the unfolded orientation, with the material of the upper panel assuming the unfolded orientation of its associated frame member, the second panel having an outer periphery, opposing first and second end edges and a sleeve extending along the outer periphery thereof; a first interconnecting fabric piece that couples the sleeve at the first end edge of the second panel to the sleeve of the first panel; and a second interconnecting fabric piece that couples the sleeve at the second end edge of the second panel to the sleeve of the first panel; wherein the first and second end edges extend outside the outer periphery of the first panel.