ROOT RIB FOR JOINING AN AIRCRAFT WING TO A WING BOX AND METHOD OF MANUFACTURING AN AIRCRAFT WITH SUCH A RIB

摘要

To reduce the time and cost of the final assembly of an aircraft, a junction rib (37) for the wing center wing-box junction includes a main sail (39) and an upper fin (16A) and a lower wing (16B) extending from the main sail, a first side (C1), the main sail having a connecting surface (24) arranged on a second side (C2) opposite at the first side, the main web having rows of orifices (34) emerging from the second side in the joining surface and the first side, comprising a first row of orifices (R1) and a third row of orifices (R3) formed in an upper portion of the main sail on either side of the upper fin, and a second row of orifices (R2) formed in a lower portion of the main sail, each of the rows of orifices (34) comprising orifices in the free state.