Method of manufacturing an elongate structural element...

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

Reexamination Certificate

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C156S285000, C264S511000, C264S512000, C264S516000, C264S520000, C264S545000, C264S546000, C264S552000, C264S553000, C264S571000, C264S260000, C264S271100, C264S272130

Reexamination Certificate

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08070901

ABSTRACT:
A method for manufacturing an elongate stiffening element and a rigid shell structure integrated with at least one elongate stiffening element. The method includes providing a preformed, form-stable reinforcement member, which has a hat profile with two inwardly directed, opposing flange portions, covering the reinforcement member with a curable composite material to form an external hat profile having outwardly directed flanges, and integrating this assembly with either a curable or preformed shell structure of composite material.

REFERENCES:
patent: 3995081 (1976-11-01), Fant et al.
patent: 4946526 (1990-08-01), Petty-Galis et al.
patent: 6110567 (2000-08-01), Bird
patent: 6306239 (2001-10-01), Breuer et al.
patent: 6458309 (2002-10-01), Allen et al.
patent: 2005/0230552 (2005-10-01), Engwall et al.
patent: 2007/0151657 (2007-07-01), Garate Fel et al.

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