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:
Feb. 21, 2023
Filed:
Oct. 14, 2021
Applicant:
Bell Textron Inc., Fort Worth, TX (US);
Inventors:
James Sobel, Haslet, TX (US);
Carlos Alexander Fenny, Fort Worth, TX (US);
Brady Garrett Atkins, Euless, TX (US);
Troy Cyril Schank, Keller, TX (US);
Charles Eric Covington, Colleyville, TX (US);
Assignee:
Textron Innovations Inc., Providence, RI (US);
Primary Examiner:
Int. Cl.
CPC ...
B64C 27/57 (2006.01); B64C 27/00 (2006.01); B64C 27/82 (2006.01); F16F 7/10 (2006.01);
U.S. Cl.
CPC ...
B64C 27/001 (2013.01); B64C 27/57 (2013.01); B64C 27/82 (2013.01); F16F 7/1017 (2013.01); B64C 2027/002 (2013.01); B64C 2027/004 (2013.01);
Abstract
A rotor-regulation system includes a rotor comprising a plurality of blades, a mechanically driven hydraulic pump, a rotor drive shaft operable to drive the rotor and the mechanically driven hydraulic pump, and a throttling valve coupled to the mechanically driven hydraulic pump and operable to modulate rotation of the rotor.