Syntactic tunnel core
AssigneeNorthrop Grumman Corporation
InventorsCarl Reis, Doris Reis
Life of this patent
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Abstract
A technique and tool are provided for repairing damaged areas of honeycomb structures. The tool includes a plurality of rods axially translatable into the damaged area. Foam material is inserted about the rods and allowed to cure. The rods are later withdrawn leaving a porous core of material. Sleeves may be provided to receive and support the rods as they translate into the damaged area. The sleeves may remain in the damaged area after the rods are withdrawn into the sleeves.
Claims8
1-24. (canceled)
A tool for fabricating a replacement honeycomb core upon application of a resin body to a damaged area of a vehicle honeycomb core comprising:
- a. first and second guide plates, the guide plates each having a plurality of apertures extending therethrough;
- and
- b. a plurality of rods extending through the apertures and substantially aligned thereby, the rods being selectively extendable through the apertures to allow at least some of the rods to extend into the damaged area of the vehicle honeycomb core, defining hollow areas within the resin body applied to the damaged area.
Dependencies are inferred from the claim text.