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:
Sep. 13, 2016
Filed:
May. 11, 2012
Applicants:
Matthew H. Cawthorne, Wayne, PA (US);
Robert P. Narducci, Glen Mills, PA (US);
Perry Ray Ziegenbein, Glassboro, NJ (US);
Inventors:
Matthew H. Cawthorne, Wayne, PA (US);
Robert P. Narducci, Glen Mills, PA (US);
Perry Ray Ziegenbein, Glassboro, NJ (US);
Assignee:
THE BOEING COMPANY, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 27/467 (2006.01); B64C 27/615 (2006.01); F03D 7/02 (2006.01);
U.S. Cl.
CPC ...
B64C 27/467 (2013.01); B64C 27/615 (2013.01); F03D 7/0232 (2013.01); Y02T 50/166 (2013.01); Y02T 50/34 (2013.01);
Abstract
Apparatus to adjust airfoils of rotor blades are disclosed. An example apparatus includes a first surface to be attached to a trailing edge of a rotor blade; a forward edge having a first thickness; an aft edge having a second thickness; and a middle portion between the forward edge and the aft edge having a third thickness greater than the first and second thicknesses.