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. 14, 2017
Filed:
Jul. 01, 2013
Applicant:
Bell Helicopter Textron Inc., Fort Worth, TX (US);
Inventors:
James M. McCollough, Arlington, TX (US);
Carlos A. Fenny, Arlington, TX (US);
Assignee:
Bell Helicopter Textron Inc., Fort Worth, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 27/00 (2006.01); B64C 27/78 (2006.01); B64C 27/54 (2006.01); B64C 27/82 (2006.01); B64C 27/64 (2006.01);
U.S. Cl.
CPC ...
B64C 27/78 (2013.01); B64C 27/54 (2013.01); B64C 27/64 (2013.01); B64C 27/82 (2013.01);
Abstract
According to some embodiments, a rotorcraft includes a secondary rotor control system located proximate to the empennage of the rotorcraft. The secondary rotor control system includes at least one hydraulic pump and at least one hydraulic actuator. The at least one hydraulic pump is located proximate to the empennage. The at least one hydraulic actuator is located proximate to the empennage and configured to adjust at least one operating characteristic of the at least one secondary rotor blade.