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:
Jul. 17, 2018
Filed:
May. 12, 2015
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventor:
Floyd Richard Emmons, West Hartford, CT (US);
Assignee:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 1/20 (2006.01); F16H 25/20 (2006.01);
U.S. Cl.
CPC ...
F16H 25/205 (2013.01); F16H 2025/2081 (2013.01); F16H 2025/2087 (2013.01);
Abstract
A linear actuator includes a planetary gear system including a sun gear, a ring gear, and a planet carrier. A linear output mechanism is coupled to the planetary gear system. A first motor is configured to drive a first input shaft, and the first input shaft is coupled to the planet carrier. A second motor is configured to drive a second input shaft, and the second input shaft is coupled to one of the sun gear and the ring gear.