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Insulated load bearing wall and roof system

  • US 5,269,109 A
  • Filed: 03/17/1993
  • Issued: 12/14/1993
  • Est. Priority Date: 03/19/1992
  • Status: Expired due to Fees
First Claim
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1. An insulated wall section having first and second vertical edges, comprising:

  • a plurality of tubular metal, outside frame members and a plurality of tubular metal, inside metal frame members, said outside frame members being spaced apart on the outside of the wall and the inside frame members being spaced apart on the inside of the wall;

    metal angle frame members extending along the upper and lower corners of the wall section;

    a core of extruded polymer foam which has a thickness substantially equal to the distance between the inside and outside tubular frame members, andinside and outside panels of extruded polymer foam, each having a thickness substantially equal to the thickness of the metal frame members.said core extending between the inside and outside tubular metal frame members in the thickness direction of the wall, said panels of extruded polymer foam extending from the metal frame members in the width direction of the wall, and outwardly bounding the core,.said panels and said core being staggered in the width direction of the wall to form a tongue at the first vertical edge of the wall section formed by a projecting portion of the core and a groove at the second vertical edge of the wall section formed by and between projecting portions of said inside and outside panels;

    said tubular metal frame members being intermediate in the wall section of the tongue and the groove, and said core and said panels being bonded to each other and to the tubular metal frame members.

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