公开(公告)号：US20200023963A1

公开(公告)日：2020-01-23

申请号：US16451734

申请日：2019-06-25

Applicant: ROLLS-ROYCE plc

Inventor： Darren JAMES ,  Anmol A. MANOHAR ,  David FILLINGHAM ,  Marko BACIC

IPC: B64C29/00 ,  B64D27/10

Abstract: An aircraft defining longitudinal, lateral and vertical directions the aircraft comprising: a main wing and a tail, each being pivotable about the lateral direction (B); a plurality of main propellers mounted to the main wing, and configured to pivot with the main wing; at least one cruise propeller mounted to the tail, and configured to pivot with the tail; each main propeller being stowable from a deployed position to a stowed position; wherein each main propeller has a fixed pitch, and each cruise propeller has a variable pitch.

公开(公告)号：US20200023962A1

公开(公告)日：2020-01-23

申请号：US16451721

申请日：2019-06-25

Applicant: ROLLS-ROYCE plc

Inventor： David FILLINGHAM ,  Anmol A. MANOHAR

IPC: B64C29/00 ,  B64C11/44 ,  B64C11/28 ,  B64C9/04 ,  B64C5/02 ,  B64C27/82 ,  B64D29/02 ,  B64D27/14 ,  B64D27/24 ,  B60L50/10 ,  B60L50/61

Abstract: An aircraft defining longitudinal, lateral and vertical directions the aircraft comprising:a main wing and a tail, each being pivotable about the lateral direction; a plurality of main propellers mounted to the main wing, and configured to pivot with the main wing; at least one cruise propeller mounted to the tail, and configured to pivot with the tail; the main propellers defining a swept disc area (Adisc), and the main wing defines a wing area (Awing); wherein a ratio of the disc swept area to the main wing area (Adisc:Awing) is between 1 and 2.