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US 8,661,770 B2Granted
Self supportive panel system
AssigneePN II, Inc.
InventorsLawrence J. Wrass, James K. Petersen, Robert P. Broad
Life of this patent
Estimating the term…
Abstract
A self supporting panel system used to fabricate ceilings, floors, walls, or roofs. The panel system is assembled from a plurality of panels, each having a core that is sandwiched between opposing plate members. In a preferred embodiment, the core of each panel includes a unifying material to enhance the load bearing capacity of the panel.
Claims20
A roof system, comprising:
- a plurality of structural panels, each panel including;
- a core comprising a plurality of hexagonal members that define a honeycomb structure, the hexagonal members each:
- i. having first and second opposing faces;
- ii. including a polyurethane foam located within;
- iii. including an opening passing completely through the member;
- a first plate having a width of about 8 feet attached to said first core face;
- a second plate having a width of about 8 feet attached to said second core face;
- a peripheral frame surrounding the structural panel;
- a plurality of rafter boards, the rafter boards being free of any direct attachment to the structural panels, but being indirectly attached to the structural panels by way of one or more wedge members.
6 more elements
The roof system of 8, wherein the unifying material is a foam.
Dependencies are inferred from the claim text.