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US 7,823,529 B2Granted
Ceramic foam-filled sandwich panels and method
AssigneeThe Boeing Company
InventorsJulia J. Mack, Janet B. Davis
Life of this patent
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Abstract
To produce a ceramic foam-filled structural sandwich panel, a coating of a pre-ceramic slurry is applied on a preform. The preform includes a foam template sandwiched between a plurality of panels. In addition, the coating is cured to the preform, the preform is modified, and the coating is converted to a ceramic.
Claims7
A system for producing a ceramic foam-filled structural sandwich panel, the system comprising:
- means for receiving a foam template within a preform, the preform comprising a pair of skins interconnected by a plurality of walls or struts;
- means for applying a coating of a pre-ceramic slurry on the preform;
- means for curing the coating to the preform;
- means for modifying the preform;
- and
- means for converting the coating to a ceramic.
3 more elements
Dependencies are inferred from the claim text.