| US 7,517,269 B2 | ||
| Building element for constructing a modular substructure | ||
| Peter Cyrus, Seattle, Wash. (US); Philip N. Carter, Langley (Canada); and Bradley Ryan Madu, Langley (Canada) | ||
| Assigned to Parvia Corp., Seattle, Wash. (US) | ||
| Filed on Aug. 12, 2003, as Appl. No. 10/639,606. | ||
| Prior Publication US 2005/0048867 A1, Mar. 03, 2005 | ||
| Int. Cl. A63H 33/06 (2006.01) | ||
| U.S. Cl. 446—118 [446/124; 446/108] | 34 Claims |

| 1. A stackable building element adapted to be stacked in multiple-level configurations, the building element comprising:
a rectangular base plate having an inner surface and an outer surface;
a plurality of side walls extending outwardly substantially orthogonal from the inner surface of the base plate, the side
walls having outer ends;
a plurality of first connector fittings positioned around the periphery of the base plate outer surface, the first connector
fittings adapted to receive cooperating connector fittings of another building element; and
a plurality of second connector fittings positioned at the side wall outer ends, the second connector fittings affanged and
configured for cooperating with the first connector fittings of another building element;and positioned below and aligned
therewith for allowing a secure, removable vertical stacking configuration of a plurality of building elements,
wherein the plurality of second connector fittings are further arranged and configured for cooperating with second connector
fittings of another building element positioned below, inverted such that the side wall outer ends of the building elements
are juxtaposed, and aligned therewith for allowing a secure, removable inverted vertical stacking configuration of two building
elements.
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