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. 05, 2023
Filed:
Nov. 30, 2020
Applicant:
Bell Textron Inc., Fort Worth, TX (US);
Inventor:
Alexander Dang Quang Truong, Dallas, TX (US);
Assignee:
Textron Innovations Inc., Providence, RI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 11/46 (2006.01); B64C 39/02 (2023.01); B64C 29/00 (2006.01); B64U 50/13 (2023.01); B64U 70/80 (2023.01);
U.S. Cl.
CPC ...
B64C 11/46 (2013.01); B64C 29/0025 (2013.01); B64C 39/024 (2013.01); B64U 50/13 (2023.01); B64U 70/80 (2023.01);
Abstract
In an embodiment, an aircraft includes an airframe and a first propulsion assembly coupled to the airframe. The first propulsion assembly includes a first rotor hub and a first plurality of rotor blades non-uniformly spaced about the first rotor hub and operable to rotate in a rotor plane with the first rotor hub. The aircraft also includes a second propulsion assembly coupled to the airframe. The second propulsion assembly includes a second rotor hub and a second plurality of rotor blades non-uniformly spaced about the second rotor hub and operable to rotate in a rotor plane with the second rotor hub.