公开(公告)号：US20190077502A1

公开(公告)日：2019-03-14

申请号：US15699677

申请日：2017-09-08

Applicant: Bell Helicopter Textron Inc.

Inventor： Jason C. Owens ,  Frank B. Stamps ,  Andrew Paul Haldeman ,  Robert P. Wardlaw ,  John R. McCullough ,  Gary Miller ,  Andrew Ryan Maresh ,  Drew A. Sutton

IPC: B64C27/35 ,  B64C27/51 ,  B64C27/48 ,  F16C27/00

Abstract: In one embodiment, a rotor hub comprises a hub plate, a yoke for attaching a plurality of rotor blades, a plurality of yoke support bearings, and a plurality of cushioned damper bearings for attaching a plurality of dampers.