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. 04, 2025
Filed:
Dec. 12, 2022
Applicant:
Textron Innovations Inc., Providence, RI (US);
Inventors:
Andrew Paul Haldeman, Fort Worth, TX (US);
Robert Reynolds, Euless, TX (US);
Assignee:
Textron Innovations Inc., Providence, RI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 11/30 (2006.01); B64C 27/20 (2023.01); B64C 27/52 (2006.01); B64C 29/00 (2006.01); B64D 35/04 (2006.01); F16H 57/02 (2012.01);
U.S. Cl.
CPC ...
B64C 11/30 (2013.01); B64C 27/20 (2013.01); B64C 27/52 (2013.01); B64C 29/0033 (2013.01); B64D 35/04 (2013.01); F16H 2057/02043 (2013.01);
Abstract
A linear actuator for axially translating a control tube to change the pitch of rotor blades at a top portion of the control tube, the linear actuator including an outer sleeve fixed in a stationary position with the control tube extending through the outer sleeve, a screw nut connected by a threaded interface to the control tube, and an actuator motor coupled to the screw nut to rotate the screw nut and thereby translate the control tube.