Patent · US Active

Composite yoke fitting for bearing attachment to rotorcraft blade

US10654567B2 · kind B2 · utility

0Cited by

16References

20Claims

0Family size

Assignee

Bell Helicopter Textron Inc. · US

Inventors

Andrew Paul Haldeman · Fort Worth, US
Frank B. Stamps · Colleyville, US
Drew Sutton · Watauga, US

Key dates

Filing date	Mar 26, 2015
Grant date	May 19, 2020
Priority date	—
Expiry date	Jan 6, 2036

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB64C2027/4736
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A rotor blade assembly includes a rotor blade comprising an inboard end and an outboard end. A composite yoke fitting made from a composite material is attached to the rotor blade. The composite yoke fitting includes an outboard portion inserted into the inboard end of the rotor blade, an inboard portion, and a flexure region about which the rotor blade is configured to flex. The inboard portion and the flexure region are outside the rotor blade.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.