INTEGRATED ELECTRIC OIL PUMP AND OPERATION METHOD THEREOF
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United States of America
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Issued Date -
Feb 20, 2025
app pub date -
Aug 13, 2024
filing date -
Aug 13, 2024
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Abstract
An integrated electric oil pump and an operation method thereof are disclosed. The integrated oil pump includes a pump housing; an oil inlet; an oil outlet; a fixed shaft in the pump housing; an inner gear eccentrically and rotatably connected with the fixed shaft; an outer gear coaxially connected with the fixed shaft and rotatably arranged in the pump housing, the outer gear is located at an outer periphery of the inner gear and engaged with the inner gear; a motor rotor, the motor rotor is fixedly connected to an outer periphery of the outer gear; and a motor stator at an outer periphery of the rotor, the motor stator is fixedly connected with the pump housing; one end of the channel is in communication with the oil inlet, and an internal circulation of the cooling oil is achieved through the channel.
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