Tethered corners and flanges and articles comprising the same

摘要

Tethered flange corners (33) include at least one ply of barrier fibers (34) and at least one fiber tow (36) wrapped about the barrier fibers (34). Also included are flanges having a tethered corner (33) containing at least one ply of barrier fibers (34), at least one fiber tow (36) wrapped about the barrier fibers (34), at least one ply of filler fibers (38) applied over the fiber tow (36), and at least one ply of flange fibers (40) applied over the filler fibers (38). Additionally included are articles incorporating a fan casing (12) having a flange with a tethered corner (33) containing at least one ply of barrier fibers (34) and at least one fiber tow (36) wrapped about the barrier fibers (34).