Patent ID: 7341319

Claim:
A method for operating an electromechanically operable parking brake for motor vehicles having an operating element ( 7 ), an electronic control unit ( 6 ) which receives wheel speed values from wheel speed sensors ( 12 , 13 ), at least one unit ( 1 ) for generating a brake application force, and electromechanically lockable brake devices ( 4 ) on at least one axle, with said brake devices ( 4 ) being adapted to be applied by the unit ( 1 ), the method comprising: detecting activation a parking brake by an operator; determining if the vehicle is moving by the wheel speed values; operating the parking brake in a first operating mode when the wheel speed values indicate that the vehicle is moving, wherein the first operating mode is a dynamic mode; operating the parking brake in a second operation mode when the wheel speed values indicate that the vehicle is not moving, wherein the second operating mode is static mode for parking the vehicle; and operating the parking brake in the first operating mode when there are no wheel speed values detected.