Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shreyas Kapatral0
Srihari Gangaraj0
Date of Patent
April 30, 2024
0Patent Application Number
176739340
Date Filed
February 17, 2022
0Patent Citations
Patent Primary Examiner
Patent abstract
Thermal management techniques for an electric motor of a vehicle, the electric motor comprising a rotor and a stator include an oil supply system configured to supply oil for cooling the electric motor, end plates defined by the rotor, the end plates defining a first portion of an internal oil channel configured to route oil through the rotor to thereby cool the rotor, and a hollow rotor shaft defined by the rotor, the hollow rotor shaft defining a second portion of the internal oil channel, wherein the end plates are configured to retain the rotor in place and further define external oil channels configured to spray/splash the oil that flowed through the internal oil channel onto windings of the stator to thereby cool the stator.
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