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Laminate reinforced beam with tapered polymer layer

  • US 6,276,105 B1
  • Filed: 01/11/1999
  • Issued: 08/21/2001
  • Est. Priority Date: 01/11/1999
  • Status: Expired due to Term
First Claim
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1. A drop in insert for reinforcing a beam comprising a carrier, said carrier having spaced walls with an outer surface, a connecting portion interconnecting said spaced walls, said connecting portion having an outer surface joined to said outer surfaces of said spaced walls, a polymer layer on said outer surface of said spaced walls and said connecting portion, said polymer layer being made of a material which forms a structural foam in its cured condition and becomes intimately bonded to the beam and to said outer surface, said polymer layer having side edges which taper toward each other in a direction away from said connecting portion, said insert has a rounded C-shaped cross section, and said connecting portion bisecting said carrier and merging into said spaced walls.

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