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Steering system for a motor vehicle

  • US 5,853,064 A
  • Filed: 12/24/1996
  • Issued: 12/29/1998
  • Est. Priority Date: 01/19/1996
  • Status: Expired due to Term
First Claim
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1. Steering system for a motor vehicle, comprising:

  • a steering wheel;

    a steered wheel;

    an actuator motor; and

    an actuator having a plurality of inputs and an output, said steering wheel operatively connected to one of said actuator inputs, said actuator motor operatively connected to another of said actuator inputs, said steered wheel operatively connected to said actuator output, said steered wheel having movement responsive to a steering wheel movement and actuator motor movements, said actuator motor movement responsive to a manipulated variable signal, said manipulated variable signal responsive in part to said steering movement, said manipulated variable limited in magnitude said manipulated variable signal including a superimposed signal, said superimposed signal comprising a difference signal passed through an integrating stage, said difference signal comprising a difference of said manipulated variable signal and a restricted manipulated variable signal.

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