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:
Mar. 01, 2022
Filed:
Mar. 07, 2013
Applicant:
Bell Helicopter Textron Inc., Fort Worth, TX (US);
Inventors:
Drew Sutton, Watauga, TX (US);
Tim Ledbetter, Euless, TX (US);
Assignee:
Textron Innovations Inc., Providence, RI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/14 (2006.01); B64C 27/46 (2006.01);
U.S. Cl.
CPC ...
F01D 5/147 (2013.01); B64C 27/463 (2013.01); Y10T 29/49337 (2015.01);
Abstract
A rotor blade has a spanwise axis, a root comprising an anchor having an anchor surface configured to form at least one of a normal angle relative to the spanwise axis and an acute angle relative to the spanwise axis, and a selectively removable tip comprising a connector having a connector surface configured to complement the anchor surface.