The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 19, 2020
Filed:
Mar. 26, 2015
Applicant:
Bell Helicopter Textron Inc., Fort Worth, TX (US);
Inventors:
Andrew Haldeman, Fort Worth, TX (US);
Frank Bradley Stamps, Colleyville, TX (US);
Drew Sutton, Hurst, TX (US);
Assignee:
BELL HELICOPTER TEXTRON INC., Fort Worth, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 27/46 (2006.01); B64C 27/48 (2006.01); B64C 27/473 (2006.01);
U.S. Cl.
CPC ...
B64C 27/46 (2013.01); B64C 27/48 (2013.01); B64C 2027/4736 (2013.01);
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.