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APPARATUS FOR DETECTING FRICTION IN A POWER STEERING SYSTEM

  • US 20140121884A1
  • Filed: 10/29/2013
  • Published: 05/01/2014
  • Est. Priority Date: 10/29/2012
  • Status: Active Grant
First Claim
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1. A steering system comprising:

  • a steering gear;

    a sensor operative detect an acoustic vibration and/or an acceleration signal of the steering system during a change in the steering angle and to generate a sensor signal which represents the vibration and/or acceleration; and

    a control unit operative to compare the sensor signal with a threshold value and to detect a fault state if the sensor signal is larger than the threshold value.

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