Invention Grant
- Patent Title: Foam stiffened hollow composite stringer
- Patent Title (中): 泡沫加强中空复合桁条
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Application No.: US11937006Application Date: 2007-11-08
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Publication No.: US07879276B2Publication Date: 2011-02-01
- Inventor: Juan C. Guzman , Douglas A. McCarville , Daniel M. Rotter , Barry P. Van West
- Applicant: Juan C. Guzman , Douglas A. McCarville , Daniel M. Rotter , Barry P. Van West
- Applicant Address: US IL Chicago
- Assignee: The Boeing Company
- Current Assignee: The Boeing Company
- Current Assignee Address: US IL Chicago
- Agency: Yee & Associates, P.C.
- Agent Brett L. Halperin
- Main IPC: B29C65/00
- IPC: B29C65/00 ; B64C1/06 ; B64C1/12
Abstract:
A method and apparatus for a composite stringer. A method is used for manufacturing a hollow composite stringer. Foam is formed with a mandrel installed into the foam. A composite material and the foam is laid up onto a tool in a form of a stringer. The composite material and the foam in the form of the stringer is cured to form a cured stringer. The mandrel from the foam is removed to form the hollow composite stringer.
Public/Granted literature
- US20090127393A1 FOAM STIFFENED HOLLOW COMPOSITE STRINGER Public/Granted day:2009-05-21
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