Invention Grant
US08465613B2 Method and apparatus for fabricating variable gauge, contoured composite stiffeners 有权
用于制造可变规格,轮廓复合加强板的方法和装置

Method and apparatus for fabricating variable gauge, contoured composite stiffeners
Abstract:
Tooling apparatus for forming a composite charge into a contoured composite blade stringer includes an elongate punch and an elongate die flexible along their lengths. The charge is press formed by using the punch to drive the charge into the die. The punch and the die are mounted between a pair of flexible plates. A press coupled with the plates contours the charge by bending the plates into a desired contour.
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