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. 02, 2021
Filed:
Jun. 22, 2018
Applicant:
Bell Helicopter Textron Inc., Fort Worth, TX (US);
Inventors:
Jared Mark Paulson, Fort Worth, TX (US);
Ken Shundo, Keller, TX (US);
Assignee:
Bell Helicopter Textron Inc., Fort Worth, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 27/50 (2006.01); F16H 37/12 (2006.01); B64C 29/00 (2006.01); B64C 3/56 (2006.01);
U.S. Cl.
CPC ...
B64C 27/50 (2013.01); F16H 37/122 (2013.01); B64C 29/0033 (2013.01);
Abstract
A folding rotor blade assembly includes a blade fold support and a blade-fold actuator system coupled to the blade fold support. The blade-fold actuator system includes a motor, a tab configured to selectively prevent rotation of a blade tang of a rotor blade, and a cam connected to the blade fold support and coupled to the motor, the cam configured to move the tab between a locked position that prevents rotation of the blade tang and an unlocked position that permits rotation of the blade tang.