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:
Nov. 08, 2016
Filed:
Dec. 05, 2012
Applicant:
The Boeing Company, Chicago, IL (US);
Inventors:
Thomas A. Zientek, Media, PA (US);
Terrence S. Birchette, Chandler, AZ (US);
Friedrich K. Straub, Mesa, AZ (US);
Assignee:
THE BOEING COMPANY, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 27/605 (2006.01); B64C 27/46 (2006.01); B64C 27/72 (2006.01);
U.S. Cl.
CPC ...
B64C 27/605 (2013.01); B64C 27/463 (2013.01); B64C 2027/7222 (2013.01); B64C 2027/7244 (2013.01); Y02T 50/34 (2013.01);
Abstract
A method and apparatus for moving a blade of a rotorcraft. The method comprises operating the rotorcraft and applying a torque to an elongate member connected to a tip portion of the blade during operation of the rotorcraft using a tip actuation mechanism that is external to the blade and associated with the elongate member such that the tip portion of the blade rotates about an axis through the blade.