主权项 |
1. A core-stiffened panel, the panel comprising:
a first face sheet; a second face sheet; a core configured provide stiffness to the panel, the core having a plurality of cell members, the core comprising a plurality of rows of cell members, including:
a first row of cell members, each cell in the first row of cell members being positioned at a first angle relative to a vertical direction;a second row of cell members adjacent to the first row of cell members, each cell in the second row of cell members being positioned at a second angle relative to a vertical direction, the second angle being symmetrical to the first angle;a third row of cell members separated from the second row of cell members by plural rows of cell members, each cell in the third row of cell members being positioned at a third angle relative to a vertical direction, the third angle being different from the first and second angles; anda fourth row of cell members, each cell in the fourth row of cell members being positioned at a fourth angle relative to a vertical direction, the fourth angle being symmetrical to the third angle. |