Bonded composite structure and its fabrication

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United States of America Patent

PATENT NO 6291071
SERIAL NO

09475520

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A composite structure is made by first furnishing a skin layer made of a composite material of quartz fibers embedded in an uncured cyanate ester-resin matrix. A transition layer of a first epoxy resin is applied to the skin layer. The skin structure including the skin layer and transition layer is cured at a first temperature and post cured at a second temperature greater than the first temperature. A bonding layer of a second epoxy resin is thereafter applied to the bonding surface of the transition layer, and a substrate is contacted to the exposed face of the bonding layer. The second epoxy resin is cured at a third temperature no greater than the first temperature.

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Patent Owner(s)

Patent OwnerAddress
MCDONNELL DOUGLAS HELICOPTER CO5000 E MCDOWELL MESA AS 85215

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bridges, Don J Mesa, AZ 2 7
Cesena, Rudy Poway, CA 2 7
Harrison, Edward S Encinitas, CA 13 133
Kuhl, Paul C Vista, CA 3 30
Melquist, James L Tempe, AZ 13 190

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  • B32B Class
  • 2.25 % this patent is cited more than
  • 24 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges3467437819389423225111371601 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +050100150200250300350400450500550600650700750

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