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. 14, 2021
Filed:
Jun. 10, 2019
Applicant:
Bell Textron Inc., Fort Worth, TX (US);
Inventors:
Kirk L. Groninga, Keller, TX (US);
Daniel B. Robertson, Southlake, TX (US);
Assignee:
Bell Textron Inc., Fort Worth, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
B64C 27/82 (2006.01); B64C 27/78 (2006.01); B64C 27/52 (2006.01);
U.S. Cl.
CPC ...
B64C 27/82 (2013.01); B64C 27/52 (2013.01); B64C 27/78 (2013.01); B64C 2027/8254 (2013.01);
Abstract
An exemplary tail rotor includes a first blade assembly configured to rotate in a first direction about an axis of rotation and a second blade assembly configured to rotate in a second direction about the axis of rotation.