Parking brake system, in particular parking brake and / or parking brake, for an electrically or hybrid-powered motor vehicle

摘要

The invention relates to a parking brake system (1), in particular a parking brake and / or a parking brake, for an electrically or hybrid-powered motor vehicle, comprising: - a differential device (2) to compensate for different speeds of two wheels of a motor vehicle on an axle, - a braking device ( 3) for braking the motor vehicle when stationary, - the braking device (3) being designed to act on the differential device (2) in order to release it or to establish it by friction.