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US 7,867,928 B2Granted
Fluid resistant composite sandwich panel
AssigneeSikorsky Aircraft Corporation
InventorsDarryl M. Toni, Bruce H. Barr, Jeffrey G. Sauer, Jonathan Bremmer, Thomas Ranalli, Alan J. Norwid
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Abstract
A composite sandwich panel a first facing and a second facing over a core layer, the first and second facings having at least one fiberglass layer between an inner and an outer graphite layer.
Claims20
A composite sandwich panel comprising:
- a first facing comprising:
- a first surfacing film layer;
- a first outer graphite layer adjacent to said first surfacing film layer;
- at least one first fiberglass layer adjacent to said first outer graphite layer;
- a first inner graphite layer adjacent to said at least one first fiberglass layer;
- a core layer adjacent to said first inner graphite layer;
- a second facing inner graphite layer adjacent to said core layer;
- at least one second facing fiberglass layer adjacent to said second facing inner graphite layer;
- a second facing outer graphite layer adjacent to said at least one second facing fiberglass layer;
- and
- a second facing surfacing film layer adjacent to said second facing outer graphite layer.
8 more elements
Dependencies are inferred from the claim text.