Invention Grant
- Patent Title: Cooling and lubrication system for an electric motor and gearbox assembly
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Application No.: US17450434Application Date: 2021-10-08
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Publication No.: US11984794B2Publication Date: 2024-05-14
- Inventor: Nicholas W. LaForce , Maxime Veillette
- Applicant: Dana Heavy Vehicle Systems Group, LLC
- Applicant Address: US OH Maumee
- Assignee: DANA HEAVY VEHICLE SYSTEMS GROUP, LLC
- Current Assignee: DANA HEAVY VEHICLE SYSTEMS GROUP, LLC
- Current Assignee Address: US OH Maumee
- Agency: McCoy Russell LLP
- Main IPC: H02K9/193
- IPC: H02K9/193 ; B60K1/00 ; F16H57/02 ; F16H57/029 ; F16H57/04 ; H02K5/20 ; H02K7/00 ; H02K7/116
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.
Public/Granted literature
- US20230110432A1 COOLING AND LUBRICATION SYSTEM FOR AN ELECTRIC MOTOR AND GEARBOX ASSEMBLY Public/Granted day:2023-04-13
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