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US 2015/0183181 A1Published application
Sandwich Structure Having Arrestment Feature
AssigneeThe Boeing Company
InventorsCharles R. Saff, John H. Fogarty, Haozhang Gu, Terry D. Richardson, Kevin M. Retz
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Abstract
A composite sandwich structure comprises a core sandwiched between composite laminate facesheets. The core includes a plurality of core sections spliced together at joints that incorporate integral features for arresting the propagation of irregularities in the facesheets.
Claims17
A composite sandwich structure, comprising:
- first and second composite laminate facesheets;
- a core including a plurality of core segments sandwiched between the first and second facesheets;
- and
- arrestment means between the core and each of the first and second facesheets for arresting the propagation of an inconsistency in the structure.
1 more element
A composite sandwich structure having integral arrestment, comprising:
- first and second multi-ply composite facesheets;
- a segmented core sandwiched between and joined to the first and second facesheets, the core including a plurality of core segments spliced together along joints between their mutual edges;
- and
- an arrestment feature between the first and second facesheets, the arrestment feature extending along the joints for arresting the propagation of an inconsistency in the structure.
1 more element
A composite sandwich structure, comprising:
- first and second multiply, composite facesheets;
- a core including a plurality of core segments sandwiched between the first and second facesheets;
- and,
- joints connecting the core segments together along their edges, each of the joints including a pair of composite wraps respectively around the edges of adjacent core segments, and a pair of composite straps respectively engaging the first and second facesheets.
1 more element
17-24. (canceled)
Dependencies are inferred from the claim text.