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US Patent 8403088 Electric axle drive unit

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Is a
Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
8403088
Date of Patent
March 26, 2013
Patent Application Number
12403300
Date Filed
March 12, 2009
Patent Citations Received
‌
US Patent 11890930 Systems for electric powertrain differential
3
‌
US Patent 12110952 Electric axle with compact electric machine and gear train layout
4
‌
US Patent 11673462 Electric drive axle with lubrication system
5
Patent Primary Examiner
‌
Frank Vanaman
Patent abstract

An electric axle drive unit for an axle of a vehicle has an electric machine. The drive output of electric machine can be connected to the input of a transmission device. The electric drive unit has a differential gear, the input member of which is connected to an output of the transmission device. The output members of the differential gear can be connected respectively to a left-hand and a right-hand driveshaft of the axle. At least one transmission stage of the transmission device and the differential gear are arranged on opposite sides of the electric machine in the axial direction. The differential gear is connected to the transmission stage by means of a hollow shaft.

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