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. 12, 2019
Filed:
Dec. 21, 2016
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventor:
Nainesh Mansukhbhai Parmar, Bloomington, IL (US);
Assignee:
Caterpillar Inc., Deerfield, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
F16H 25/20 (2006.01); F16H 1/28 (2006.01); F16H 57/08 (2006.01); E02F 3/42 (2006.01);
U.S. Cl.
CPC ...
F16H 25/20 (2013.01); F16H 1/28 (2013.01); F16H 57/082 (2013.01); E02F 3/422 (2013.01); E02F 3/427 (2013.01); F16H 2025/2031 (2013.01); F16H 2025/2087 (2013.01);
Abstract
An electric linear actuator is provided. The electric linear actuator may have a cylinder housing, an electric motor disposed inside the cylinder housing, a piston rod at least partially slidably disposed inside the cylinder housing, and a planetary gear arrangement disposed inside the cylinder housing and configured to connect the electric motor to the piston rod. The planetary gear arrangement may have a ring gear integrally connected to the piston rod. The electric motor, the planetary gear arrangement, and the piston rod may be disposed in series along a central axis of the cylinder housing.