| 摘要 |
An actuating device ( 18 ) or a clutch ( 16 ) of a motor vehicle ( 2 ) comprising one electric motor ( 34 ), one gearing ( 36, 40, 42, 44 ) which converts rotational motion of the electric motor ( 34 ) into a translatory motion and one accumulator ( 52 ). The converter gearing comprises one recirculating ball spindle ( 44 ). The accumulator ( 52 ) is at least partly situated within the recirculating ball spindle ( 44 ), and at least parts ( 58, 60 ) of a displacement sensor ( 56 ) are situated within the recirculating ball spindle ( 44 ).
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