Drive unit for a motor vehicle as well as motor vehicle

DE102025104355A1Undetermined Publication Date: 2026-08-06BAYERISCHE MOTOREN WERKE AG
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Patent Information

Authority / Receiving Office
DE · DE
Patent Type
Applications
Current Assignee / Owner
BAYERISCHE MOTOREN WERKE AG
Filing Date
2025-02-06
Publication Date
2026-08-06

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Abstract

The invention relates to a drive unit (1) for a motor vehicle and a motor vehicle with the drive unit (1). A differential cage (14) of a rotor-integrated differential gear (9) is formed by a rotor (8) of the drive unit (1). A respective transmission drive gear (22, 23) of two lateral transmission gears (17, 18) is rotationally fixed to a respective differential output gear (11, 12) of the differential gear (9). A parking locking device (34) of the drive unit (1) has two parking locking couplings (35, 36), each of which is assigned to one of the transmission gears (17, 18) and each has an output-side coupling element (37, 38) which is rotationally fixed to a transmission gear output shaft (30, 31) of the assigned transmission gear (17, 18), and a housing-side coupling element (39, 40) which is rotationally fixed to a drive unit housing (29) of the drive unit (1) and is translationally adjustable.Furthermore, the parking locking device (34) comprises a parking locking actuator (41) by means of which the parking locking couplings (35, 36) can be adjusted between a release position, in which the coupling elements (39, 40) or respective parking locking coupling (35, 36) are rotatable relative to each other, and a parking locking position, in which the coupling elements (39, 40) of the respective parking locking coupling (35, 36) are rotationally fixed to each other, by adjusting the housing-side coupling elements (39, 40).
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Citation Information

Patent Citations

  • Drive device for e.g. motor car, has rotor provided inside electromotor, and differential partly arranged within rotor and propelled by rotor, where differential comprises cylindrical planetary gears

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  • Parking lock device for an electric drive axle and electric drive axle with a parking lock device

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  • Electric drive system for a motor vehicle as well as motor vehicle

    DE102023004274A1

  • Electric machine for an electric axle of a motor vehicle

    DE202009014189U1