Patent ID: 7533681
Filing Date: 2009-05-19
Classification: E04B,E04H

Abstract:
1. A collapsible support structure comprising a plurality of essentially triangular frame sections each including a collapsible tubular member, a first predetermined number of said frame sections arranged upright to form a substantially vertical structural portion including a side wall having a top including a plurality of said collapsible tubular members from at least some of the frame sections forming the side wall, and a base including a plurality of said collapsible tubular member of the other frame sections alternatively forming the side wall, an elongated, continuous flexible tensioning member passing through adjacent, collapsible tubular members in the top to connect adjacent frame sections to each other at corners thereof to form flexible joints at said connected corners, said collapsible tubular members in the top connected from end to end by said flexible tensioning member to form the collapsible tubular members into a polygon configuration having a circumference that is changed upon moving said frame sections from a condition forming the support structure into a collapsed condition, and a second predetermined number of said frame sections forming a roof having an edge in common with the top and including said collapsible tubular members forming the top, said roof being folded into the vertical structural portion as said support structure assumes the collapsed condition.