Granted Patent B1

US 7,721,566 · App. 11/671,725 · Granted May 25, 2010

Abstract

Claims (5)

1. An apparatus, comprising a plurality of phase change material-containing wall panels having a thickness and sides, each shaped as a frustum of a wedge and each defining an inner major surface and an outer major surface wherein (i) the sides of the wall panels are hingedly interconnected, and (ii) two diametrically opposed hinge interconnections are proximate the inner major surface and a remaining hinge interconnections are proximate the outer major surface.

2. The apparatus, as recited in claim 1 , further comprising a top panel and a bottom panel.

3. A collapsible enclosure, comprising a plurality of phase change material-containing panels each having a thickness, a top edge, a bottom edge, and side edges, each shaped as a frustum of a wedge, and each defining an inner major surface and an outer major surface wherein the sides of each panel are each hingedly interconnected to the side of an adjacent panel so as to define a continuous encircling band of hingedly interconnected panels.

4. A collapsible enclosure, comprising a plurality of phase change material-containing panels having a thickness and sides, and defining an inner major surface and an outer major surface wherein (i) the sides of the panels are hingedly interconnected to define a closed structure, and the closed structure is collapsible wherein the inner major surface of one panel will overlay the inner major surface of a diametrically opposed panel.

5. The apparatus, as recited in claim 4 , wherein the wall panels are shaped as a frustum of a wedge.

Assignments (20)