公开(公告)号：US20190256205A1

公开(公告)日：2019-08-22

申请号：US15902402

申请日：2018-02-22

Applicant: Bell Helicopter Textron Inc.

Inventor： Andrew Maresh ,  Troy Cyril Schank ,  Chyausong Tzeng ,  John Richard McCullough ,  Robert Wardlaw

IPC: B64C27/48 ,  F16F1/38 ,  B64C3/32

Abstract: An inboard bearing attachment for carrying centrifugal force (“CF”) loads in a rotor blade assembly of a rotorcraft includes a CF fitting having a curved surface and a shear bearing retainer aligned with the curved surface. A mounting flange connected to either the CF fitting or the shear bearing retainer is used to mount the inboard bearing attachment to a yoke.