-
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
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
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
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.
-
-
-