US 11,718,411 B2
Fuel containment system
Michael A. Lawyer, Edmonds, WA (US)
Assigned to The Boeing Company, Chicago, IL (US)
Filed by The Boeing Company, Chicago, IL (US)
Filed on Jul. 8, 2022, as Appl. No. 17/811,343.
Application 17/811,343 is a continuation of application No. 16/571,686, filed on Sep. 16, 2019, granted, now 11,414,205.
Claims priority of provisional application 62/862,084, filed on Jun. 16, 2019.
Prior Publication US 2022/0348344 A1, Nov. 3, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B64D 37/08 (2006.01); B64D 37/04 (2006.01); B64C 1/12 (2006.01); B64C 1/10 (2006.01)
CPC B64D 37/08 (2013.01) [B64C 1/10 (2013.01); B64C 1/12 (2013.01); B64D 37/04 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A fuel containment system for an aircraft, the fuel containment system comprising:
an upper fuel barrier located below a cabin floor of the aircraft and configured to prevent fuel from contacting the cabin floor;
an aft wheel well bulkhead of the aircraft;
an aft fuel barrier sealed with vertical support members of the aircraft, the aft fuel barrier opposite the aft wheel well bulkhead;
a lower fuel barrier sealed and integrated with a cargo floor of the aircraft;
a lower fuselage skin panel of the aircraft; and
longitudinal beams under the cabin floor running a length from the aft wheel well bulkhead to the aft fuel barrier.