SINGLE PIECE CO-CURE COMPOSITE WING - ROCKY MOUNTAIN COMPOSITES INC

Title:

SINGLE PIECE CO-CURE COMPOSITE WING

Document Type and Number:

WIPO Patent Application WO2004000643

Kind Code:

A3

Abstract:

A single piece co-cured composite wing (100) is disclosed. The wing has a flying surface (112) and structural members. In one embodiment the structural members may be a plurality of spars (116). The spars may have various shapes to increase the buckling strength. The spars may be wave shaped (116a), such as a sinusoidal shape. The flying surface and the structural members are co-cured in order to form a single piece, integral wing structure. A process for manufacturing a single piece co-cured wing is also disclosed. The process may include laying out composite sheets for the flying surface of the wing. Then, the composite material of the spars is arranged around a plurality of pressurizable forms. Finally, the composite material is cured in a clamshell frame.

Inventors:

SIMPSON CRAIG (US)
ALLMAN MIKE (US)
TUTTLE STEVEN (US)
ASHTON LARRY (US)

Application Number:

PCT/US2003/019100

Publication Date:

December 08, 2005

Filing Date:

June 19, 2003

Export Citation:

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Assignee:

ROCKY MOUNTAIN COMPOSITES INC (US)
SIMPSON CRAIG (US)
ALLMAN MIKE (US)
TUTTLE STEVEN (US)
ASHTON LARRY (US)

International Classes:

B29C37/00; B29C70/44; B29C70/54; B64C3/20; B64C3/24; B29C53/80; (IPC1-7): B64C1/00

Foreign References:

US6237873B1	2001-05-29
US5848765A	1998-12-15

Other References: