Patent ID: 8220476
Filing Date: 2012-07-17
Classification: E04H

Abstract:
1. A frame structure, comprising: a plurality of leg members, each leg member comprising a first end and a second end; a top-corner fitting attached to the first end of each leg member, the top-corner fitting comprising a guide member; a slide fitting coupled to each leg member and being adjustably movable along a length of the leg member between the first end and the second end of the leg member; and a plurality of flexible-pole members, each flexible-pole member corresponding to a leg member, each flexible-pole member comprising a first end, a second end and a flexible-pole section extending between the first end and the second end, the first end of each flexible-pole member being coupled to a corresponding slide fitting, the second end of each flexible-pole member being coupled to a central hub member and the flexible-pole section being received by the guide member of the top-corner fitting, the flexible-pole section moving past the top-corner fitting through the guide member in a direction from the second end of the flexible-pole member toward the first end of the flexible-pole member as the frame structure is unfolded from a folded position to an erect, unfolded position, and each flexible-pole member forming an arching shape when the frame structure is in the erect, unfolded position.