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US Patent 11843309 Oil recovery structure for cooling motor

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Patent abstractTimelineTable: Further ResourcesReferences
Is a
Patent
Patent
1

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
118433091
Patent Inventor Names
Shin Jong Kim1
Jong Hyun Kim1
Date of Patent
December 12, 2023
1
Patent Application Number
174701031
Date Filed
September 9, 2021
1
Patent Citations
‌
US Patent 10630140 Electric vehicle drive system
1
‌
US Patent 9726057 Lubrication control device for in-wheel motor unit for vehicle
1
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US Patent 10408115 Electric generator cooling structure for internal combustion engine
1
Patent Primary Examiner
‌
Ramon M. Barrera
1
CPC Code
‌
H02K 9/19
1
‌
H02K 9/193
1
‌
H02K 9/26
1
‌
H02K 5/20
1
Patent abstract

An oil recovery structure for cooling a motor includes a rotor connected to a rotary shaft, a stator disposed on the rotor, a housing surrounding the rotor and the stator, and an oil housing disposed on the housing, in which the oil housing includes a first inlet through which the oil is introduced from a space defined on one side of the rotor, a second inlet through which the oil is introduced from a reducer connected to the rotary shaft, and a discharging port discharging the oil inside the oil housing to an oil filter.

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