Patent ID: 8579332

Claim:
A tank arrangement for a vehicle, comprising a first fuel tank, a second fuel tank, a balancing pipe connecting the first fuel tank and the second fuel tank, a suction pipe for feeding fuel to an engine, a return pipe for feeding fuel from the engine to at least one of the first and second fuel tanks, the balancing pipe comprising a first leg to supply fuel to the first tank and a second leg to suck fuel from the second tank, and a check valve arranged upstream of the return pipe in the balancing pipe between the at first and second tanks allowing a flow direction from the second tank to the first tank and blocking a flow in the reverse direction, wherein the return pipe and the balancing pipe are merged at an ejector device supporting fuel transport from the second tank to the first tank, wherein the return pipe is attached to a high pressure side and the balancing pipe is attached to a suction side of the ejector device.