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:
May. 14, 2024
Filed:
Oct. 08, 2021
Applicant:
Dana Heavy Vehicle Systems Group, Llc, Maumee, OH (US);
Inventors:
Nicholas W. LaForce, Whitehouse, OH (US);
Maxime Veillette, Saint-Constant, CA;
Assignee:
DANA HEAVY VEHICLE SYSTEMS GROUP, LLC, Maumee, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 9/193 (2006.01); B60K 1/00 (2006.01); F16H 57/02 (2012.01); F16H 57/029 (2012.01); F16H 57/04 (2010.01); H02K 5/20 (2006.01); H02K 7/00 (2006.01); H02K 7/116 (2006.01);
U.S. Cl.
CPC ...
H02K 9/193 (2013.01); B60K 1/00 (2013.01); F16H 57/029 (2013.01); F16H 57/043 (2013.01); F16H 57/0471 (2013.01); H02K 5/203 (2021.01); H02K 7/006 (2013.01); H02K 7/116 (2013.01); B60K 2001/001 (2013.01); F16H 2057/02034 (2013.01); F16H 2057/02052 (2013.01);
Abstract
A system for cooling and lubricating a rotor shaft bearing of an electric machine is provided. In one example, the system includes a plurality of oil passages that extend axially through a rotor shaft and open into a sealed cavity near a housing interface between an electric machine housing and gearbox housing to route oil to the rotor shaft bearing for cooling and lubrication thereof.