US Patent 8419402 Foam stiffened hollow composite stringer
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Patent abstract
A method and apparatus for a composite stringer. A method is used for manufacturing a hollow composite stringer. Foam is formed with a mandrel installed into the foam. A composite material and the foam is laid up onto a tool in a form of a stringer. The composite material and the foam in the form of the stringer is cured to form a cured stringer. The mandrel from the foam is removed to form the hollow composite stringer.
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Patent Inventor Names
Barry P. VanWest0
Daniel M. Rotter0
Douglas A. McCarville0
Juan C. Guzman0
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US Patent 08419402 Foam stiffened hollow composite stringer US Patent 8419402 Foam stiffened hollow composite stringer
Infobox
Patent Number
084194020
Patent Number
84194020
Edits on 27 Sep, 2022
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Infobox
Is a
Patent Jurisdiction
Patent Number
084194020
Date of Patent
April 16, 2013
0Patent Application Number
130057860
Date Filed
January 13, 2011
0Patent Primary Examiner
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US Patent 08419402 Foam stiffened hollow composite stringer
Infobox
Is a
Patent jurisdiction
Patent number
08419402
Date of patent
April 16, 2013
Patent application number
13005786
Date Filed
January 13, 2011
Patent primary examiner
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