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US 12,097,969 B2Granted
Fuel tank flammability protection system
AssigneeThe Boeing Company
InventorsDaniel Cowan, Shane Edward Arthur, Marianne Elizabeth Wilkinson
Life of this patent
Estimating the term…
Abstract
A fuel tank protection system having an outer wall for a fuel tank, an inner wall for the fuel tank, a gap between the inner wall and outer wall, and an intumescent material located within the gap between the inner wall and the outer wall.
Claims22
A fuel tank protection system comprising:
- an outer wall for a fuel tank;
- an inner wall for the fuel tank, the inner wall and the outer wall forming a non-frangible double wall structure for the fuel tank, the double wall structure defining a cavity for holding fuel, the double wall structure surrounding the cavity;
- a gap between the inner wall and the outer wall;
- and
- an intumescent material located within the gap between the inner wall and the outer wall.
2 more elements
A fuel tank system comprising:
- a central fuel tank for an aircraft, wherein the central fuel tank comprises an outer wall, an inner wall, a gap between the inner wall and outer wall, and an intumescent foam located within the gap between the inner wall and the outer wall, and wherein the inner wall and the outer wall form a non-frangible double wall structure defining a cavity for holding fuel, the double wall structure surrounding the cavity.
A product management system comprising:
- a control system that controls manufacturing equipment to fabricate a fuel tank having an outer wall, an inner wall, a gap between the inner wall and the outer wall, and an intumescent material located within the gap between the inner wall and outer wall, and wherein the inner wall and the outer wall form a non-frangible double wall structure defining a cavity for holding fuel, the double wall structure surrounding the cavity.
Dependencies are inferred from the claim text.