| 摘要 |
A motor vehicle steering system comprising a steering column having teeth engaged with a rack connected by steering levers to the steering wheels of the motor vehicle, in which an electric motor is adapted for moving the rack through a pair of clutches, each clutch being associated with one of the directions of movement of the rack, and means responsive to the movement of a portion of the housing of the rack exerted thereon by the force of the rack when the steering wheels are turned for engaging one of another of the clutches, depending on the direction of the force acting on the rack.
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