Stock material or miscellaneous articles – Structurally defined web or sheet – Including grain – strips – or filamentary elements in...
Reexamination Certificate
2008-12-19
2010-10-05
Edwards, N. (Department: 1782)
Stock material or miscellaneous articles
Structurally defined web or sheet
Including grain, strips, or filamentary elements in...
C428S293100, C156S243000
Reexamination Certificate
active
07807249
ABSTRACT:
A composite article comprises a plurality of reinforcing fibers embedded in a matrix. The fibers have a fiber orientation of ±α with respect to an axis of loading, where α=2 to 8 degrees to suppress or delay ply splitting.
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patent: 2631957 (1953-03-01), Francis, Jr.
patent: 2834702 (1958-05-01), Gibb
patent: 2912849 (1959-11-01), Wissinger
patent: 2977270 (1961-03-01), Bodle
Edwards N.
The Boeing Company
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