公开(公告)号：US20230242259A1

公开(公告)日：2023-08-03

申请号：US18002530

申请日：2021-06-09

Applicant: The Boeing Company

Inventor： Chun Chen ,  Yue Pan ,  Chao-Hsin Lin ,  Daniel Wei

IPC: B64D13/00

CPC classification number: B64D13/00

Abstract: Provided is an air diffuser and a construction method thereof. The air diffuser is especially applied to the field of civil aircrafts. The air diffuser comprises: an open upper end part; an open lower end part; and an air flow passage defined between the open upper end part and the open lower end part, the air flow passage comprising a first side wall and a second side wall which are connected between the open upper end part and the open lower end part and are symmetrically located with respect to a vertical center plane of the air diffuser; wherein the section outline of each of the first side wall and the second side wall has a curved shape bending inwards, such that in a direction from the open upper end part to the open lower end part, the air flow passage has, in sequence, a contraction portion bending toward the vertical center plane and an expansion portion away from the vertical center plane.