Patent ID: 6851439
Filing Date: 2005-02-08
Classification: A63B,E04H

Abstract:
1. A collapsible structure adapted to be supported on a surface and comprising: at least three foldable frame members, each having a folded and an unfolded orientation, with each frame member collapsible to the folded orientation by twisting and folding to form a plurality of concentric rings; a fabric material covering portions of each frame member to form a panel for each frame member, with each frame member defining a periphery for the respective panel; each panel further including a left side and a right side, with the left side of each panel coupled to the right side of an adjacent panel, and the right side of each panel coupled to the left side of another adjacent panel; wherein at least one panel has a different size than the other panels; and wherein each of the panels has a flat configuration when the panels are coupled together in their unfolded orientations.