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The present invention relates to a one-piece closed-shape structure and a method for manufacturing a one-piece closed-shape structure. In particular, the present invention relates to a one-piece fuselage and a method for manufacturing a one-piece fuselage. One embodiment of the method of the inventi

The present invention relates to a one-piece closed-shape structure and a method for manufacturing a one-piece closed-shape structure. In particular, the present invention relates to a one-piece fuselage and a method for manufacturing a one-piece fuselage. One embodiment of the method of the invention involves the use of molding technology, tooling technology, the integration of the molding and tooling technology, and fiber placement to manufacture a one-piece closed shape structure.

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What is claimed is: 1. A system for manufacturing a one-piece closed-shape structure using a mandrel, comprising: a preparing component configured to prepare the mandrel, wherein the mandrel comprises a bag and an armature; a first applying component configured to apply a frame mandrel to the mandr

What is claimed is: 1. A system for manufacturing a one-piece closed-shape structure using a mandrel, comprising: a preparing component configured to prepare the mandrel, wherein the mandrel comprises a bag and an armature; a first applying component configured to apply a frame mandrel to the mandrel to form a frame for the structure; a first filing component configured to fill the mandrel and the frame mandrel with media; a second applying component configured to apply a curable resin to a fiber; a third applying component configured to apply the fiber over the mandrel and frame mandrel to form the structure; a curing component configured to cure the structure; a removing component configured to remove the media from the mandrel and frame mandrel; an extracting component configured to extract the mandrel and frame mandrel from the structure; wherein the preparing component further comprises: a placing component configured to place the armature through the bag; and a first conforming component configured to conform the shape of the bag to a desired shape of the structure wherein the first conforming component further comprises: a sealing component configured to seal the bag; a placing component configured to place the armature and the bag in a form tool; and a second conforming component configured to conform the shape of the bag to the form tool, wherein the second conforming component further comprises: a second filling component configured to fill a space between the armature and the bag with air; and a creating component configured to create a vacuum between the form tool and the bag to force the bag to conform to the shape of the form tool. 2. A system for manufacturing a one-piece closed-shape structure using a mandrel, comprising: a preparing component configured to prepare the mandrel, wherein the mandrel comprises a bag and an armature; a first applying component configured to apply a frame mandrel to the mandrel to form a frame for the structure; a first filing component configured to fill the mandrel and the frame mandrel with media; a second applying component configured to apply a curable resin to a fiber; a third applying component configured to apply the fiber over the mandrel and frame mandrel to form the structure; a curing component configured to cure the structure; a removing component configured to remove the media from the mandrel and frame mandrel; an extracting component configured to extract the mandrel and frame mandrel from the structure; wherein the first applying component further comprises: a fourth applying component configured to apply a frame ply to an exterior of the bag; and a fifth applying component configured to apply the frame mandrel over the frame ply. 3. A system, for manufacturing a one-piece closed-shape structure using a mandrel, comprising: a preparing component configured to prepare the mandrel, wherein the mandrel comprises a bag and an armature; a first applying component configured to apply a frame mandrel to the mandrel to form a frame for the structure; a first filing component configured to fill the mandrel and the frame mandrel with media; a second applying component configured to apply a curable resin to a fiber; a third applying component configured to apply the fiber over the mandrel and frame mandrel to form the structure; a curing component configured to cure the structure; a removing component configured to remove the media from the mandrel and frame mandrel; an extracting component configured to extract the mandrel and frame mandrel from the structure; wherein the third applying component further comprises: a first winding component configured to wind the fiber over the mandrel and frame mandrel to form the structure; and wherein the first winding component further comprises: a first placing component configured to place a first winding aid on the bag; a second winding component configured to wind the fiber over the first winding aid, the frame mandrel, and the mandrel to form an inner skin; a first cutting component configured to cut the inner skin to remove the first winding aids; a second placing component configured to place a second winding aid on the inner skin; a third winding component configured to wind the fiber over the second winding aid and inner skin to form an outer skin; and a second cutting component configured to cut the outer skin to remove the second winding aids. 4. The system of claim 3, wherein the second placing component further comprises a third placing component configured to place a core piece on the inner skin. 5. A system for manufacturing a one-piece closed-shape structure using a mandrel, comprising: a preparing component configured to prepare the mandrel, wherein the mandrel comprises a bag and an armature; a first applying component configured to apply a frame mandrel to the mandrel to form a frame for the structure; a first filing component configured to fill the mandrel and the frame mandrel with media; a second applying component configured to apply a curable resin to a fiber; a third applying component configured to apply the fiber over the mandrel and frame mandrel to form the structure; a curing component configured to cure the structure; a removing component configured to remove the media from the mandrel and frame mandrel; an extracting component configured to extract the mandrel and frame mandrel from the structure; wherein the curing component further comprises: a first placing component configured to place a mold around an exterior of the structure; a sealing component configured to seal the mold; a second placing component configured to place the mold in a heating device; and a heat applying component configured to apply heat to the mold using the heating device. 6. The system of claim 5, wherein the curing component further comprises: a first creating component configured to create a vacuum in the mandrel; and a second creating component configured to create a vacuum in the frame mandrel. 7. A system for manufacturing a one-piece closed-shape structure using a mandrel, comprising: a preparing component configured to prepare the mandrel, wherein the mandrel comprises a bag and an armature; a first applying component configured to apply a frame mandrel to the mandrel to form a frame for the structure; a first filing component configured to fill the mandrel and the frame mandrel with media; a second applying component configured to apply a curable resin to a fiber; a third applying component configured to apply the fiber over the mandrel and frame mandrel to form the structure; a curing component configured to cure the structure; a removing component configured to remove the media from the mandrel and frame mandrel; an extracting component configured to extract the mandrel and frame mandrel from the structure; wherein the curing component further comprises: a first placing component configured to place a mold around an exterior of the structure; a sealing component configured to seal the mold; a second placing component configured to place the mold in an autoclave and a pressure applying component configured to apply pressure to the mold using the autoclave. 8. A system for manufacturing a one-piece closed-shape structure, using a mandrel comprising: a preparing component configured to prepare the mandrel, wherein the mandrel comprises a bag and an armature; a first placing component configured to place the armature through the bag; a first conforming component configured to conform the shape of the bag to a desired shape of the structure; a first applying component configured to apply a frame mandrel to the mandrel to form a frame of the structure; a first filling component configured to fill the mandrel and the frame mandrel with media; a second applying component configured to apply a curable resin to a fiber; a third applying component configured to apply the fiber over the frame mandrel and the bag to form an inner skin; a second placing component configured to place a core piece on the inner skin; a fourth applying component configured to apply the fiber over the core piece and inner skin to form an outer skin; a third placing component configured to place a mold around an exterior of the structure; a curing component configured to cure the structure in the mold; a first removing component configured to remove the mold from the structure; a second removing component configured to remove the media from the mandrel and the mandrel frame; a first extracting component configured to extract the armature from the bag; and a second extracting component configured to extract the bag from the structure. 9. The system of claim 8, wherein the first conforming component further comprises: a sealing component configured to seal the bag; a fourth placing component configured to place the armature and the bag in a form tool; and a second conforming component configured to conform the shape of the bag to the form tool. 10. The system of claim 9, wherein the second conforming component further comprises: a second filling component configured to fill a space between the armature and the bag with air; and a creating component configured to create a vacuum between the form tool and the bag to force the bag to conform to the shape of the form tool. 11. The system of claim 8, wherein the first applying component further comprises: a fifth applying component configured to apply a frame ply to an exterior of the bag; and a sixth applying component configured to apply a frame mandrel over the frame ply. 12. The system of claim 8, wherein the first filling component further comprises a compacting component configured to compact the media. 13. The system of claim 12, wherein the compacting component further comprises a vibrating component configured to vibrate the mandrel and frame mandrel to aid compaction. 14. The system of claim 8, wherein the third applying component comprises: a first winding component configured to wind the fiber over the frame mandrel and the bag to form the inner skin. 15. The system of claim 14, wherein the first winding component further comprises: a fourth placing component configured to place a winding aid on the bag; a second winding component configured to wind the fiber over the frame mandrels, the winding aid, and the bag to form the inner skin; and a cutting component configured to cut the inner skin to remove the winding aid. 16. The system of claim 8, wherein the fourth applying component comprises: a first winding component configured to wind the fiber over the core piece and inner skin to form the outer skin. 17. The system of claim 16, wherein the first winding component further comprises: a fourth placing component configured to place a winding aid on the inner skin; a second winding component configured to wind the fiber over the core piece, the winding aid, and the inner skin to form an outer skin; and a cutting component configured to cut the outer skin to remove the winding aid. 18. The system of claim 8, wherein the curing component further comprises: a sealing component configured to seal the mold; a fourth placing component configured to place the mold in a heating device; and a heat applying component configured to apply heat to the mold using the heating device. 19. The system of claim 18, wherein the curing component further comprises: a first creating component configured to create a vacuum in the mandrel; and a second creating component configured to create a vacuum in the frame mandrel. 20. The system of claim 8, wherein the curing component further comprises: a sealing component configured to seal the mold; a fourth placing component configured to place the mold in an autoclave; and a pressure applying component configured to apply pressure to the mold using the autoclave. 21. The system of claim 8, wherein the one-piece closed-shape structure is an airplane fuselage. 22. A system for manufacturing a one-piece closed-shape structure, using a mandrel comprising: a preparing means for preparing the mandrel, wherein the mandrel comprises a bag and an armature; a first placing means for placing the armature through the bag; a conforming means for conforming the shape of the bag to a desired shape of the structure; a first applying means for applying a frame mandrel to the mandrel to form a frame of the structure; a filling means for filling the mandrel and the frame mandrel with media; a second applying means for applying a curable resin to a fiber; a third applying means for applying the fiber over the frame mandrel and the bag to form an inner skin; a second placing means for placing a core piece on the inner skin; a fourth applying means for applying the fiber over the core piece and inner skin to form an outer skin; a third placing means for placing a mold around an exterior of the structure; a curing means for curing the structure in the mold; a first removing means for removing the mold from the structure; a second removing means for removing the media from the mandrel and the mandrel frame; a first extracting means for extracting the armature from the bag; and a second extracting means for extracting the bag from the structure.