| 摘要 |
An actuator for a parking brake of a motor vehicle is provided, which includes an electric motor ( 1 ) whose rotor ( 20 has a threaded spindle ( 3 ) on which a spindle nut ( 4 ) is located. Between the threaded spindle ( 3 ) and the spindle nut ( 4 ), rolling bodies are in rolling engagement with threaded paths ( 6, 7 ) formed on the spindle nut ( 4 ) and on the threaded spindle ( 3 ). A cable pull ( 8 ) for actuating a brake acts upon the spindle nut ( 4 ).
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