Patent ID: 11873111
Assignee: TEXTRON INNOVATIONS INC.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 8:
9. A rotorcraft comprising:
a fuselage having an inner surface and an outer surface;
a cargo hook attached to the outer surface;
a fuel tank including a plurality of interconnected fuel bags operable to contain liquid fuel spaced apart from the inner surface; and
a fuel cell protection compartment between the inner surface and the fuel tank, the fuel cell protection compartment comprising a rigid plate dimensioned and sized to cover a region impacted, penetrated or deformed by the cargo hook during a crash and positioned between the inner surface and the fuel tank, spaced apart from the inner surface to create an empty void space spacing the aircraft fuel cell apart from the inner surface, the fuel cell protection compartment configured to receive all or a portion of the cargo hook after the crash.