Collapsible structures

  • US 6,668,847 B2
  • Filed: 12/02/2002
  • Issued: 12/30/2003
  • Est. Priority Date: 07/08/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. A collapsible structure, comprising:

  • a panel having separate first and second sides, a foldable frame member having a folded and an unfolded orientation, and a fabric material covering portions of the frame member to form the panel when the frame member is in the unfolded orientation; and

    first and second loops, each loop having a periphery and a foldable frame member having a folded and an unfolded orientation, with the first side of the panel coupled to the first loop, and the second side of the panel coupled to the second loop;

    a material coupled to portions of the peripheries of the first and second loops, and to portions of lateral sides of the panel to enclose a space defined by the panel, the first loop and the second loop; and

    wherein the first loop includes a fabric that covers the first loop.

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