公开(公告)号：US20230192286A1

公开(公告)日：2023-06-22

申请号：US17558263

申请日：2021-12-21

Applicant: Bell Textron Inc.

Inventor： Steven R. Ivans ,  Berlin B. Benfield ,  Brent C. Ross

IPC: B64C27/52 ,  B64C29/00

CPC classification number: B64C27/52 ,  B64C29/0033

Abstract: There is disclosed in one example a tiltrotor system for a vertical takeoff and landing (VTOL) aircraft, including: a rotor pylon, wherein the rotor pylon is rotatable, via a rotation maneuver, between a substantially horizontal orientation and a substantially vertical orientation; a linear actuator disposed to actuate the rotation maneuver; and a mechanical guide disposed to maintain a center of gravity along a substantially linear axis throughout the rotation maneuver.

公开(公告)号：US20230192287A1

公开(公告)日：2023-06-22

申请号：US17558307

申请日：2021-12-21

Applicant: Bell Textron Inc.

Inventor： Steven R. Ivans ,  Berlin B. Benfield

IPC: B64C29/00 ,  B64C39/02 ,  B64C1/14

CPC classification number: B64C29/0033 ,  B64C39/024 ,  B64C1/1415 ,  B64C2201/088 ,  B64C2201/04 ,  B64C2201/024

Abstract: There is disclosed in one example an unmanned vertical lift aircraft, comprising: an airframe; a drive system configured for vertical takeoff and landing (VTOL); a power plant to power the drive system; and an internal cargo bay comprising a fore aperture and an aft aperture, the fore and aft apertures having dimensions substantially conforming to a cross section of the internal cargo bay, and the internal cargo bay comprising a substantially linear and open volume between the fore and aft apertures.

公开(公告)号：US11760475B2

公开(公告)日：2023-09-19

申请号：US17558263

申请日：2021-12-21

Applicant: Bell Textron Inc.

Inventor： Steven R. Ivans ,  Berlin B. Benfield ,  Brent C. Ross

IPC: B64C29/00

CPC classification number: B64C29/0033

Abstract: There is disclosed in one example a tiltrotor system for a vertical takeoff and landing (VTOL) aircraft, including: a rotor pylon, wherein the rotor pylon is rotatable, via a rotation maneuver, between a substantially horizontal orientation and a substantially vertical orientation; a linear actuator disposed to actuate the rotation maneuver; and a mechanical guide disposed to maintain a center of gravity along a substantially linear axis throughout the rotation maneuver.

公开(公告)号：US20230211879A1

公开(公告)日：2023-07-06

申请号：US17569818

申请日：2022-01-06

Applicant: Bell Textron Inc.

Inventor： Steven R. Ivans ,  Brent C. Ross ,  Mathew Chapdelaine ,  Berlin B. Benfield

IPC: B64C39/02 ,  B64C1/14 ,  B64C29/00

CPC classification number: B64C39/024 ,  B64C1/1415 ,  B64C29/0008 ,  B64C2201/024 ,  B64C2201/128

Abstract: A vertical takeoff and landing (VTOL) aircraft, including: a vehicle controller circuit programmed to operate the VTOL aircraft without an onboard human operator; a rotor system; an airframe; and an external cargo coupling to receive an external payload of at least approximately 300 pounds beneath the airframe.