Sealed connection system for double skin pipes of aircraft's fuel circuit, has external connection device for connecting external tube and equipped with tightening unit to connect external rings, where one of rings is attached to tube

摘要

The system has an internal connection device for connecting an internal tube (11) equipped with a male connection (31) and a female connection (32). The male connection is inserted into the female connection according to longitudinal direction (X). The connection device includes an internal seal to assure sealing between the connections. One of the connections is attached to the tube. An external connection device (40) for connecting an external tube (12) is equipped with external rings (41, 42) and a tightening unit (50) to connect the rings. One of the rings is attached to the external tube.