CONNECTING SYSTEMS OF FUEL TANK Russian patent published in 2022 - IPC B64D37/00 B64D37/08 F16L5/00 

FIELD: aviation.

SUBSTANCE: invention relates to aircraft fuel systems. A connecting system of a fuel tank contains first tube (12) and second tube (20), main case (30), a fastening element and fixation systems. Each tube has central hole (18, 22). First tube (12) is attached to the first soft fuel tank, and second tube (20) is attached to the second soft fuel tank. Main case (30) is made with the possibility of receiving with central holes (18, 22) of each of the first and the second tubes. The fastening element supports the interaction between first tube (12) and main case (30). Fixation systems support the interaction between second tube (20) and main case (30). The first fixation system contains ring (42) with recesses and spring (44), and main case (30) contains edge receiver (46) made with the possibility of receiving one recess of the ring.

EFFECT: invention simplifies assembly and maintenance, and also reduces the risk of damage to tanks and tubes.

10 cl, 10 dwg