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. 31, 2020
Filed:
Mar. 26, 2018
Applicant:
The Boeing Company, Chicago, IL (US);
Inventors:
Sesinando P. Macaraeg, Everett, WA (US);
Nelson J. Jeyarajah, Everett, WA (US);
Frederick T. Calkins, Renton, WA (US);
Assignee:
The Boeing Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03G 7/06 (2006.01); B64D 11/00 (2006.01);
U.S. Cl.
CPC ...
F03G 7/065 (2013.01); B64D 11/003 (2013.01);
Abstract
A power-assist apparatus includes a shape-memory alloy (SMA) rod, a power source, an actuator, and a differential gearbox. The SMA rod configured to rotate at an end of the SMA rod. The power source is coupled to the SMA rod. The actuator coupled to an openable apparatus. The differential gearbox is coupled between the actuator and the SMA rod. The differential gearbox converts the rotation of the SMA rod to motion of the actuator.