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. 22, 2022
Filed:
Mar. 19, 2019
Applicant:
Bell Textron Inc., Fort Worth, TX (US);
Inventors:
Aaron Alexander Acee, Flower Mound, TX (US);
Andrew Paul Haldeman, Fort Worth, TX (US);
Assignee:
Textron Innovations Inc., Providence, RI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 27/82 (2006.01); B64C 27/06 (2006.01); B64C 27/52 (2006.01);
U.S. Cl.
CPC ...
B64C 27/82 (2013.01); B64C 27/06 (2013.01); B64C 27/52 (2013.01); B64C 2027/8209 (2013.01); B64C 2027/8227 (2013.01); B64C 2027/8254 (2013.01); B64C 2027/8272 (2013.01);
Abstract
An exemplary anti-torque system for a helicopter includes two or more electric fans rotatably mounted on a tail boom, the two or more electric fans rotatable about a longitudinal axis of the tail boom.