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US 2024/0101164 A1Published application
Rail Vehicle Car Body Wall Structure
AssigneeHitachi, Ltd.
InventorSota KIMURA
Life of this patent
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Abstract
A wall structure for forming a wall of a rail vehicle car body, the wall structure comprising a metal panel having an aperture formed therein; and a fibre-reinforced-plastic (FRP) strengthening system attached to the metal panel at a corner of the aperture. The FRP strengthening system comprises a stack of FRP laminae arranged such that, progressing through the stack starting from a base lamina, the area of each lamina in the stack is less than that of the previous lamina.
Claims15
-14. (canceled)
A wall structure for forming a wall of a rail vehicle car body, the wall structure comprising:
- a metal panel having an aperture formed therein;
- and
- a fibre-reinforced-plastic (FRP) strengthening system attached to the metal panel at a corner of the aperture;
- wherein the FRP strengthening system comprises a stack of FRP laminae arranged such that, progressing through the stack starting from a base lamina, the area of each lamina in the stack is less than that of the previous lamina.
1 more element
Dependencies are inferred from the claim text.