公开(公告)号：US11673648B2

公开(公告)日：2023-06-13

申请号：US16247726

申请日：2019-01-15

Applicant: Bell Helicopter Textron Inc.

Inventor： Joseph Richard Carpenter, Jr. ,  William A. Amante

IPC: B64C11/00 ,  B64C11/46 ,  B64C29/00 ,  F04D29/54 ,  F04D19/00

CPC classification number: B64C11/001 ,  B64C11/46 ,  B64C29/0033 ,  F04D29/544 ,  F04D19/002

Abstract: A ducted fan assembly has a central axis, a duct having an outer wall and an inner wall, a fan hub at least partially disposed on the central axis, a plurality of fan blades coupled to the fan hub, and a first stator. The first stator has a first end coupled to the inner wall, a second end coupled to the inner wall, and a hub interface disposed between the first end and the second end, wherein the hub interface is coupled to the fan hub.