Composite stringer with web transition

摘要

A stringer comprises a base portion and first and second webs extending outwardly from the base portion. The orientation of at least one of the first and second webs may transition from a first angle to a second angle within an angle transition zone.

主权项

1. A stringer, comprising:
a base laminate formed of base plies and having a generally planar shape; a primary laminate formed of primary plies and having a generally hat-shaped cross-section along at least a portion of a length thereof; a wrap laminate formed of wrap plies and having a closed cross-sectional shape along at least a portion of a length thereof, the wrap laminate being nested within the primary laminate; the primary laminate being flush against the base laminate to form a base portion including first and second flanges; and the primary laminate and the wrap laminate forming a first web and a second web extending outwardly from the base portion, the orientation of at least one of the first and second webs transitioning from a first angle to a second angle within an angle transition zone.