Patent ID: 6834465
Filing Date: 2004-12-28
Classification: E04B,E04H

Abstract:
A reversibly expandable dome with covering elements comprising:a plurality of covered closed loop reversibly expandable truss structure elements, each said truss element comprising a closed-loop truss structure having at least three tong assemblies connected to one another to form a closed loop and a covering element being connected to said closed-loop truss structure; wherein said covering element comprises a single piece of material defined by a central polygonal area having a perimeter and including at least six triangular panels which share a common central vertex, each triangular panel having a side along said perimeter, said triangular panels formed by folds in said material, said material further defined by at least three extensions each including at least two hinged polygonal panels which lead to an extension outer-most corner, said extensions formed by folds in the material, each of said at least two polygonal panels of each said extension having a side hingedly connected to the perimeter side of one of said triangular panels.