AIRCRAFT FUEL SYSTEM Russian patent published in 2023 - IPC B64D37/22 B64D37/24 B60K15/77 

FIELD: aircraft fuel systems.

SUBSTANCE: aircraft fuel system consists of a tank (1), a supply tank (2) with a displaced centre of gravity, a pipeline (3) for supplying compressed air, an air-drainage pipeline (4), a pipeline (5) for taking fuel from the tank (1), a pipeline (6) fuel intake from the supply tank (2), fuel supply pipeline (7) to the engine, float valves (8), (9) to shut off the air-drainage pipeline (4). The float valve (8) is installed in the pipeline (5) for taking fuel from the tank (1), the float valve (9) is located at the end of the air-drainage pipeline (4) located in the supply tank (2). The axis (10) of rotation of the supply tank (2) is formed by a pipeline (7) for supplying fuel to the engine and a part of the pipeline (5) for taking fuel from the tank (1), including a part of the air-drainage pipeline (4).

EFFECT: uninterrupted operation under conditions of frequent short-term alternating overloads.

1 cl, 5 dwg