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Composite laminate

  • US 5,806,796 A
  • Filed: 03/04/1996
  • Issued: 09/15/1998
  • Est. Priority Date: 03/04/1995
  • Status: Expired due to Term
First Claim
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1. A composite laminate including:

  • a first layer of fibre reinforced composite material, said first layer providing primary structural strength for said composite laminate;

    a second layer forming a protective skin and having a property of plastic deformation under a substantial impact; and

    a third layer of impact energy-absorbing material interposed between the first and second layers and having a property of energy absorption when deformed, said second and third layers not providing primary structural strength for said composite laminate, said second and third layers in combination providing both a visible indication of a substantial impact sufficient to deform said second layer of said composite material and protection to said first layer by energy absorption of said substantial impact in said third layer.

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