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:
Jan. 19, 2021
Filed:
Nov. 24, 2016
Applicant:
Ntn Corporation, Osaka, JP;
Inventors:
Assignee:
NTN CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K 7/00 (2006.01); F16H 1/06 (2006.01); F16H 1/20 (2006.01); F16H 57/021 (2012.01); F16H 57/03 (2012.01);
U.S. Cl.
CPC ...
B60K 7/0007 (2013.01); F16H 1/06 (2013.01); F16H 1/20 (2013.01); B60G 2204/14 (2013.01); B60G 2204/182 (2013.01); F16H 57/021 (2013.01); F16H 57/03 (2013.01);
Abstract
Provided is an in-wheel motor drive device () including: a motor (); a wheel bearing (); and a speed reducer (). The speed reducer () comprises: a speed reducer input shaft (S) including an input gear (); a speed reducer output shaft (S) including an output gear (); and an intermediate shaft (S) including a small-diameter intermediate gear () and a large-diameter intermediate gear (). The large-diameter intermediate gear () has a circumscribed circle which is superimposed with a pitch circle of a plurality of rolling elements () of the wheel bearing () when viewed from an axial direction.