公开(公告)号：US11548617B2

公开(公告)日：2023-01-10

申请号：US16439055

申请日：2019-06-12

Applicant: Bell Helicopter Textron Inc.

Inventor： Carlos Alexander Fenny ,  Nicholas Brodeur ,  Louis Charron ,  Kevin Morris

IPC: B64C11/06 ,  B64C11/32 ,  B64C27/37 ,  B64C29/00 ,  B64C39/02

Abstract: A method of pitching rotor blades by interrupting torque applied to the hub.

公开(公告)号：US11279478B2

公开(公告)日：2022-03-22

申请号：US16444686

申请日：2019-06-18

Applicant: Bell Helicopter Textron Inc.

Inventor： Carlos Alexander Fenny ,  Nicholas Brodeur ,  Rohn Lee Olson ,  Kevin Morris

IPC: B64C29/00 ,  B64C39/06 ,  B64C3/10

Abstract: An aircraft that is convertible between a helicopter mode and an airplane mode. The aircraft includes a fuselage with a longitudinal axis and a vertical axis and distributed propulsion array that surrounds the vertical axis when the aircraft is operating the helicopter mode and surrounds the longitudinal axis when the aircraft is operating in the airplane mode.