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:
Dec. 21, 2021
Filed:
Feb. 26, 2019
Applicant:
Ntn Corporation, Osaka, JP;
Inventors:
Assignee:
NTN CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 25/24 (2006.01); F16H 25/20 (2006.01); F16H 25/22 (2006.01);
U.S. Cl.
CPC ...
F16H 25/2015 (2013.01); F16H 25/2204 (2013.01); F16H 25/24 (2013.01);
Abstract
A screw shaftconstitutes a feed screw mechanism provided in an electric actuator. In the screw shafton which a mounting surfacefor mounting a sensor target is formed, a portion where the mounting surfaceis formed has a non-circular, line-symmetric cross section.